553 results about "Pennisetum" patented technology

The invention discloses a weaned lamb forage and a preparation method thereof. The weaned lamb forage is composed of the following raw materials, by weight, 45-55 parts of corn straw, 30-40 parts of Pennisetum sinese Roxb, 15-25 parts of Black Locust leaf, 5-10 parts of Herba Leonuri, 10-20 parts of sweet potato residue, 10-15 parts of brewer's grain, 20-30 parts of peanut hull powder, 1-2 parts of a starter, 40-50 parts of corn flour, 20-25 parts of wheat bran, 10-15 parts of soybean meal, 4-6 parts of a lyophilized powder additive, 3-5 parts of fried rice flour, 5-8 parts of MaiFan stone, 2-4 parts of mandarin oil, 3-6 parts of sodium alginate, 0.2-0.3 parts of calcium carbonate, 0.3-0.4 parts of potassium hydrogen phosphate and 0.3-0.5 parts of salt. The forage contains all nutrition required by the growth of weaned lambs, guarantees the healthy production of the weaned lambs, provides healthcare values, and raises the growth speed of the weaned lambs.

The invention belongs to the field of sewage ecological treatment, and the purpose is to provide a device and a method for sewage decentralized treatment in circulating vertical flow constructed wetlands. The invention comprises the following aspects: 1) the high-efficient circulating vertical flow constructed wetland system comprises three main components of a vertical flow constructed wetland, a circulating water tank, and a reinforced adsorption column; 2) the operation modes comprise an intermittent mode and a continuous mode. Fillers of the constructed wetland are proportional compositions of several fillers which are low in price and high in adsorption capacities for nitrogen and phosphorus; plants which have strong durability against pollution and have landscape value (thalia dealbata or day lily) or economic value (hybrid pennisetum) are planted on the wetland surface. The invention adopts the high-efficient filler composition to reinforce nitrogen and phosphorus adsorption; effluent backflow increases the dissolved oxygen inside the vertical flow constructed wetland, and enhances the nitration capability of microbes in the wetland; the denitrification capability is enhanced; the contact time of sewage and the fillers is increased; and the removal of phosphorus is enhanced. Series-parallel combinations can be selected flexibly with respect to different sewage types, and the applicability is strong.

The invention relates to mixed cow fodder and a preparing method thereof, and the fodder is prepared from the following components: 30-40% of ensiled sugarcane tips, 25-31% of pennisetum hydridum, 8.5-18.5% corn, 2-3.39% of cottonseed meal, 2.5% of rapeseed dregs, 3-4% of bean pulp, 1.1% of mineral additive, 1% of edible salt, 3.5-11.5% of fresh vinasse, 2% of traditional Chinese medicine, 1.01% of calcium hydrophosphate and 0-4.39% of molasses. The method comprises the steps: grinding corn, cottonseed meal, rapeseed dregs and bean pulp, placing in warm water for thermal insulation, then mixing with the edible salt, molasses, fresh vinasse, calcium hydrophosphate, traditional Chinese medicine, and the mineral additive and then mixing with the ensiled sugarcane tips and the pennisetum hydridum. The mixed cow fodder provided by the invention has rich digestible crude fibers, is favorable for establishment of a rumen microbe system, can improve fast development of a rumen, is favorable for nutrition absorption of the rumen of a cow, and improves cow immunity and no rumen air blowing and rumen food accumulation phenomena exist if the fodder is eaten.

The invention discloses a method for no-tillage crop rotation of flue-cured tobaccos and pastures. The method uses excellent gramineous pasture pennisetum hydridum and flue-cured tobacco for no-tillage crop rotation and comprises the detailed steps of: ridging during the first year when planting flue-cured tobaccos, and leaving the tobacco sticks on the tobacco ground to protect the ridge body after harvesting the tobacco leaves; clearing up the tobacco sticks and weeds after spring comes in the second year, then planting the pennisetum hydridum of which the planting density is the same as the planting density of the flue-cured tobacco, and leaving the residues of the pennisetum hydridum in the ridge body after harvesting the pennisetum hydridum completely, and protecting the ridge body; using phytocide to control the growth of the weeds after spring comes and before the tobacco is planted in the third year, digging the ridge when planting tobaccos, fertilizing, and planting tobaccos; clearing up the ridge surface, removing the weeds, covering the ground by a ground membrane when the soil moisture content is enough so as to promote normal growth of the flue-cured tobacco, and repeatedly performing alternant planting of flue-cured tobacco -> pennisetum hydridum -> flue-cured tobacco in this way. The method has the advantages of: increasing the crop rotation efficiency of the flue-cured tobacco, increasing the quality of the tobacco leaves, saving the steps of turning over of the soil, ridging, topdressing, intertillage, weeding and the like, saving six workers every 667 square meters of flue-cured tobacco, reducing the production cost, and being simple to operate and easy to popularize.

The invention pertains to the field of the comprehensive utilization of pennisetum hydridum resources and relates to a method for the staged transformation and poly-generation of pennisetum hydridum, wherein after the steam explosion, the pennisetum hydridum is washed with water and water lotion is degraded hemicellulose used for preparing Xyol-Oligosaccharides; and then staged carding is carried out to the pennisetum hydridum after the steam exploded treatment to obtain long fiber (the fiber length is more than 3cm) and short fiber (the fiber length is less than 3cm). The long fiber after the carding is used for the auto-catalytic pulping of alcohol to obtain pennisetum hydridum pulp and alcohol soluble lignin. The short fiber after the carding is used for the solid-state fermentation of cellulase and then for synchronous saccharification and fermentation of alcohol, and fermentation residues generated in fermentation are used for biomass power generation and CO2 generated in the fermentation is reclaimed. The fermentation residues for biomass power generation, the pennisetum hydridum pulp, the alcohol soluble lignin, Xyol-Oligosaccharides and CO2 generated in the fermentation are cogenerated in the whole technological process of the fermentation of fuel alcohol with the pennisetum hydridum so as to realize the highly efficient comprehensive utilization of pennisetum hydridum resources.

The present invention discloses an ecological pig-raising method. It is characterized by that the Chinese pennisetum whose growth is quick and yield is high can be planted around the pig farm, in the lower side of said pig farm a methane-generating tank is built up. The pig's fecal sewage can be flowed into said methane-generating tank, fermented and can be made into the organic fertilizer for promoting growth of Chinese pennisetum. The harvested Chinese pennisetum can be undergone the processes of pulping and mixing with concentrate and can be used for raising pigs, and said harvested Chinese pennisetum also can be mixed with the Chinese medicinal materials of astragalus root, lonicera flower, scutellaria root and licorice root, etc. and made into a natural plant source immunity-regulating agent for raising immunity of pigs.

The invention belongs to the field of biotechnology, and particularly relates to a method for preparing biological feed from kitchen waste. The problems that environmental pollution is produced, the cost is high and feed processing working procedure is complex when kitchen waste is processed in the prior art are solved. Kitchen waste is used as a basic raw material to be mixed with corn flour and rice bran (or broussonetia papyrifera powder or pennisetum sinese powder), and a mixed fermenting agent is added for fermentation. The method comprises the steps of impurity removal, smashing, screening, high-temperature sterilization, mixing and blending, moisture adjustment and filling fermentation. The process is simple, investment is low, drying is not needed, the viable count is higher, the product nutrient is rich, and the biological activity of breeding feed is high.

The invention discloses a method for cultivating edible fungi and medicinal fungi by utilizing fresh fungi grass, belonging to the technical field of biological resource fungi grass cultivation. The invention comprises the following steps: harvesting Jujun grass, pennisetum sinese roxb and napiergrass with machines, utilizing a fungi grass grinder to directly grind the fresh grass into particles, preparing nutrient medium according to a weight ratio, taking the ingredient as raw materials according to the above weight ratio, mixing evenly, bagging or bottling to carry out cultivation of edible fungi and medicinal fungi. In the invention, fresh grass is directly used for cultivating edible fungi and medicinal fungi, thus not only reducing procedures like drying and the like, but also greatly saving consumption of energy, reducing the investment of edible fungi and medicinal fungi cultivated by fungi grass, reducing production technology, increasing the nutrient components directly utilized by plants, thus being an important innovative revolution in the cultivation methods of edible fungi and medicinal fungi currently.

The invention relates to the field of livestock breeding technology, more specifically relates to a sow forage for gestation period, and the forage is prepared by the following raw materials by weight: 70-80 parts of corn, 10-12 parts of soybean meals, 12-15 parts of unite brans, 8-10 parts of red beans, 12-15 parts of peanut bran, 10-12 parts of oat middling, 12-15 parts of corn sugar residue, 3-4 parts of aspongopus powder, 3-4 parts of imported fish meals, 5-6 parts of fried soybean powder, 2-3 parts of shell powder, 2-3 parts of clam meat powder, 2-3 parts of dried red date powder, 0.5-1 parts of Himalayan teasel roots, 0.5-1 parts of Chinese taxillus herbs, 1-2 parts of mugwort leaves, 6-8 parts of Chinese pennisetum, 8-10 parts of clover dry powder, a proper amount of salt, and 4-5 parts of feeding promoting agents. The prepared sow forage can satisfy each nutrition demand of sow during gestation period, and Himalayan teasel root, Chinese taxillus herb, mugwort leaf and other Chinese herbal medicine components have the efficacy for preventing miscarriage and invigorating energy; and the product can reduce damage caused by extraneous stress, increase embryo survival rate and increase farrowing amount; all raw materials are pure natural green raw materials, which do not have negative effects for sow physique and embryo, thereby greatly increasing breeding benefit.

The present invention discloses a method for using pennisetum hydridum lignin for preparation of active carbon and application of the active carbon, the method comprises the following steps: hydrothermal coke can be prepared from the pennisetum hydridum lignin as a raw material by a hydrothermal method, the hydrothermal coke is impregnated with a solution of phosphoric acid, then the impregnated hydrothermal coke is put into a muffle furnace for carbonization, and finally the impregnated hydrothermal after the carbonization is activated by a hydrochloric acid solution, washed and dried to obtain the active carbon. The active carbon prepared from a pennisetum hydridum waste residue is just suitable for detoxification and decoloration of a hydrolyzate after pennisetum hydridum hydrolysis due to the pore size of the active carbon, and compared with the decolorization effect of purchased commodity active carbon, the decolorization effect of the active carbon is better.

The invention discloses a production method of an oilseed rape straw feed capable of being improved in a utilization rate for ruminants. The production methods comprises the following steps: (1) cutting short sundried oilseed rape straws and fresh pennisetum hydridum by 1cm and evenly mixing the two materials in the weight ratio of 3:7; (2) adding 150mg of enterococcus faecalis compound bacterial solution to the mixture obtained in the step (1) per one kilometer, and mixing evenly; (3) putting the mixture obtained in the step (2) into a silage silo or a silage tower, compacting and sealing, and opening the silo after fermenting for 40 days, thereby obtaining the oilseed rape straw feed. The production method is simple; the produced feed is acidic, and the content of acid detergent fibers in the feed is reduced, while the crude protein proportion in the feed in increased; as a result, the nutritive value of the feed is increased, the digestibility of the feed is improved and the digestion and utilization of the feed in the bodies of animals are promoted.

The invention belongs to the field of forage grass germplasm resource identification, in particular to a method for identifying pennisetum forage grass by utilizing an ISSR (Inter Simple Sequence Repeat) molecular marker technology, wherein primers used by ISSR-PCR (Polymerase Chain Reaction) are UBC815 and UBC835, and the nucleotide sequences of the primers are respectively UBC815-CTCTCTCTCTCTCTCTG and UBC835-AGAGAGAGAGAGAGYC. The method fills the blank of distinguishing pennisetum forage grass categories (varieties) by applying the ISSR molecular marker method, and an electrophoresis ideograph finally drawn by the method for distinguishing seven pennisetum forage grass materials for tests can be used as a basis for distinguishing and identifying the seven materials. The method gets rid of unreliable factors of traditional morphology identification and can quickly and accurately distinguish the seven pennisetum forage grass materials, and an identification result can be used as a reliable basis for approving categories, varieties and strains so as to guarantee the great popularization of germplasm on production.

The invention discloses a chick feed for promoting digestion and absorption and a preparation method for the chick feed. The chick feed is prepared from the following raw materials in parts by weight: 230-240 parts of corn powder, 50-60 parts of rice bran, 30-40 parts of crab shells, 15-17 parts of sweet elephant grass, 20-26 parts of rice vinegar grain, 20-30 parts of pennisetum hydridum, 8-14 parts of tealeaf residues, 7-11 parts of fishbone powder, 25-30 parts of screw clam meat, 10-12 parts of celeries, 4-6 parts of pear leaves, 3-5 parts of toona sinensis leaves, 5-6 parts of hindu lotus seedpod, 6-7 parts of hawthorns, 1-3 parts of palm barks, 4-5 parts of siberian elm barks, 2-3 parts of puerarin, 5-9 parts of pericarpium citri reticulatae, 2-4 parts of calcium hydrogen phosphate, 5-7 parts of montmorillonite powder and 6-8 parts of a nutrition additive. According to the chick feed, corns are used as main raw materials, and the rice bran, the crab shells, the sweet elephant grass, the rice vinegar grain and the like are used as auxiliary materials, so that the prepared feed is rich and complete in nutrition; the added traditional Chinese medicine components can promote the intestines and stomach digestive functions of chicks; calcium hydrogen phosphate and the montmorillonite powder can be used for preventing diarrhea and flatulence; meanwhile, intake of the chicks is promoted, so that chicken meat is higher in quality; garlic powder can be used for effectively improving the disease-resistant and anti-microbial capacity of the chicks, so that the occurrence rate of other diseases is reduced.

The invention discloses a preparation method of a soil remediation agent for remediating arsenic contaminated soil. Firstly, the selected wheat straws, teosinte and pennisetum hydridum are high in yield and low in price, and lots of plant fibers can be provided, so that soil nutrients can be effectively fixed; secondly, the wheat straws, teosinte and pennisetum hydridum are mixed with EM bacteriaand animal manure, and nutrients which are easily absorbed by plants are formed by adopting an anaerobic fermentation method, so that the yield of the crops can be greatly improved; and thirdly, zeolite, fly ash, coal cinder and kaolin are matched with one another, so that metal arsenic in the soil can be effectively adsorbed, and the effect of reducing the arsenic content in the soil is further achieved.

The invention relates to a preparative technique of a pig feed, belongs to the field of straw deep processing, and in particular relates to a method for preparing a pork pig feed by taking pennisetum hydridum as a main raw material. The method specifically comprises the following steps that the pennisetum hydridum which has wide raw material source and low price is taken as the main raw material,corn meal, soybean meal and fish meal are taken as auxiliary materials, and the main raw material and the auxiliary materials are fermented by utilizing EM (effective microorganisms) to obtain the excellent, inexpensive nutritious pork pig feed. The pig feed prepared by the method is nutritious and can be taken as a complete feed when being fed to a pork pig, and no hormone or auxin is required to be added; and the effective microorganisms in the feed can promote secrete active substances so as to promote the obvious enhancement of the immunity of the pork pig, reduce the use of veterinary drug or not to use veterinary drug and produce a green and harmless high-quality pork pig product.

A method for improving the overwintering rate of Pennisetum, which is completed by the following steps: (1) After leveling the land and applying sufficient base fertilizer, ditching is carried out, and sowing is carried out when the temperature is stable above 15°C in late April every year; (2) Leave the stubble when cutting and harvesting; (3) After cutting and harvesting, take the soil between the rows and cover the pennisetum stubble; (4) After the roots are covered with soil, cover the weeds between the stubble rows, and remove the Cover the weeds. The furrowing and sowing method of the present invention can play the role of collecting water at the bottom of the ditch and keeping warm at the bottom of the ditch, increasing the effective utilization rate of irrigation water or rainfall, and increasing the temperature of the soil layer at the root of Pennisetum pennisetum. Covering the roots with soil after harvesting can effectively protect the roots from freezing damage. Covering between ridges can maintain surface soil moisture and temperature. The pennisetum overwintering method of the present invention increases the overwintering rate to over 95%, and effectively solves the technical problem of overwintering in the introduction, popularization and application of Pennisetum genus excellent grass species in western my country.

The invention discloses a Pennisetum hybrid planting method and a method for jointly producing marsh gas by using Pennisetum hybrid as a raw material. The planting method comprises the steps of: preparing a land: deeply plowing soil in winter, harrowing and ridging in March, keeping ridge width to be 4m, opening field ditches and transplanting the Pennisetum hybrid in the middle and last ten days of April; reasonably and densely planting: keeping the row spacing and the plant spacing of the Pennisetum hybrid to be respectively 120cm and 60cm, keeping the density to be 13889 plants / hm<2>, sowing seed roots, cutting the seed roots into sections with 2-3 nodes per each section, flatly burying the sections into the soil, covering the sections with the soil and conducting general management; and harvesting: using a machine for harvesting, leaving stubbles with depth being 10-15cm, setting cutting frequency to be once per three months and harvesting 3-4 times per year. By using the planting method to plant the Pennisetum hybrid and by controlling the production conditions, the growth time and the cutting frequency, the biomass per mu of the Pennisetum hybrid can be enabled to reach a higher level; and by using the obtained Pennisetum hybrid to produce the marsh gas, the cumulative gas output per mu can be enabled to reach a higher level and the coupling of the gas output and the biomass per mu of the raw material is enabled to reach an ideal state.

The invention relates to a breeding method for backup boars and sows. The method includes the following steps of giving following feed including 400-600 parts of pennisetum hydridum, 600-700 parts of maize, 50-100 parts of wheat bran, 200-300 parts of bean pulp, 20-50 parts of fish meal, 0.1-0.3 part of vitamin, 1-2 parts of kudzuvine root extract, 1-2 parts of rhizome drynariae extract, 1-2 parts of morinda officinalis extract, 0.1-0.2 part of genistein, 1-4 parts of fructose and 1-5 parts of glucose; making backup boars and sows freely eat the feed; regularly giving extract each year for a week each time, wherein the extract is prepared from, by weight, 5-20 parts of poria cocos, 5-10 parts of astragalus membranaceus, 1-3 parts of fennel and 1-5 parts of corydalis saxicola bunting. By means of the method, health of backup boars and sows can be effectively improved, the estrus rate is increased, and the breeding success rate of backup boars and sows is increased.

The invention relates to the technical field of plant cultivation substrates, in particular to a high-heat-preservation substrate for recovery of broken hill vegetation in a high elevation region. 45-50% by volume of sand loam, 35-40% by volume of highland barley straw, 3-6% by volume of organic fertilizer, 0.01-0.03% by volume of pellet agent, 0.01-0.03% by volume of polyvinyl acetate, 0.01-0.03%by volume of sodium carboxymethylcellulose, 2-4% by volume of humic acid, 2-4% by volume of liquid emulsified asphalt and 0.03-0.10% by volume of plant seeds are taken, the substrate thickness is 2-6cm, the highland barley straw particle size is 2-4 cm, the organic fertilizer is faeces of Tibetan-sheep and yaks, highland barley straw and rape stalk with the particle size smaller than 4 cm, faeces and the stalk are mixed according to the volume ratio being 1:(1-3) and then subjected to composting fermentation, the composting time is from October to April the following year, turning and ventilation are conducted semimonthly, film mulching is used for covering at night, the fermentation temperature is maintained, and the seeds comprise one or multiple of pennisetum centrasiaticum, orinus thoroldii (Stapf ex Hemsl.) bor, rrtemisia wellbyi Hemsl. et Pears. ex deasy, oxytropis sericopetala, rhododendron nivale and sabina chinensis. The substrate has the advantages of being high in heat preservation, capable of prolonging plant growth time, resistant to washout, good in water-retaining property and capable of increasing the broken hill coverage rate.

The invention relates to a pennisetum hydridum stalk cutting test bed comprising a base plate, wherein a gantry-shaped height adjusting mechanism for adjusting the cutting height is arranged on the base plate, a propulsion mechanism fixedly arranged on the base plate is arranged in the middle of the height adjusting mechanism, an angle adjusting mechanism which is positioned right above the propulsion mechanism and is used for adjusting cutting angles is arranged beside the height adjusting mechanism, and a cutting mechanism which is positioned right above the propulsion mechanism and is used for cutting pennisetum hydridum stalks is arranged beside the angle adjusting mechanism. According to the pennisetum hydridum stalk cutting test bed disclosed by the invention, the optimal cutting machine traveling speed, cutter head rotating speed, cutter head height and inclination degree can be obtained by performing repeated cutting tests, and reference and basis for further design of a cutting table can be provided; and thepennisetum hydridum stalk cutting test bed has relatively high research values, and also is high in efficiency and low in energy consumption.

The invention discloses application of Jujun grass on repairing soil with heavy mental cadmium pollution. The application method comprises the steps of; directly transplanting cultivated pennisetum plant Jujun grass seedlings with the heights of 10-13cm in heavy metal cadmium-polluted soil every spring, wherein the plant spacing is 25cm and the row spacing is 30cm; applying a base fertilizer, wherein the base fertilizer amount per mu is as follows: 10-12kg of pure nitrogen, 7-8kg of phosphorus pentoxide and 7-7.5kg of potassium oxide; watering in the plant cultivation period and topdressing every 60 days due to the demand of growing o f the large Jujun grass in the later period, wherein the watering amount is 7-8.5kg per mu and the topdressing amount is 4-5kg of the pure nitrogen per mu; and after the Jujun grass grows for 100-150 days, harvesting the overground part of the Jujun grass and leaving the root of the Jujun grass for sprouting. The Jujun grass has the characteristic of remarkably enriching the heavy mental cadmium and is capable of effectively utilizing the cadmium-polluted soil while continuously repairing the soil with the heavy mental cadmium pollution permanently at the same time.

A bamboo rat breeding method particularly includes the step that after weaning is started, bamboo rats are fed on green and coarse fodder such as bamboo, sugarcane, miscanthus sinensis, miscanthus sinensis anderss, elephant grass and pennisetum hydridum and concentrate fodder composed of corn meal, corn powder and twin anthony pig fodder in a matched mode. By implementing the bamboo rat breeding method, raw materials of the adopted green and coarse fodder are from extensive sources and low in cost, and the prepared concentrated fodder is rich and comprehensive in nutrition and low in cost. The combined coarse and concentrated fodder can provide energy for growth of bamboo rats, and the bred bamboo rats have few diseases and grow fast and strongly. By means of the implementation of the bamboo rat breeding method, low-cost breeding and high-benefit output of the bamboo rat breeding industry are guaranteed powerfully.

The invention discloses biomass energy particles produced by means of fermentation and a preparation method thereof. The biomass energy particles produced by means of fermentation are prepared from the following raw materials in parts by mass: 10-20 parts of sapindus mukurossi peel, 20-40 parts of corncobs, 2-10 parts of tar, 5-13 parts of wood vinegar, 20-40 parts of coal slime, 20-40 parts of peanut shells, 20-40 parts of pennisetum sinese, 15-25 parts of levant cotton exocarp, 15-25 parts of rice husk, 15-25 parts of wheat bran, 15-25 parts of corn husk, 15-25 parts of yellow mud, 70-110 parts of wood brick compound, 80-160 parts of agricultural straw, 18-33 parts of feces of livestock and poultry, 20-40 parts of biological clastic enzyme and 20-40 parts of fermentation bacteria. The biomass energy particles produced by means of fermentation and the preparation method thereof have the beneficial effects that biomass bricks can be subjected to sufficient burning; the cost is low, waste products are few, biomass energy can be fully used, and the biomass energy particles produced by means of fermentation have good economic benefits; a combustion value is high, generated smoke is little, harmful gas is little, pollution to the environment is reduced, meanwhile, the straw can be reused, the production cost of a manufacturer is reduced, and a product is high in heat value, good inshaping, and high in economic and social benefits.

The invention discloses a process for producing double-sided gambiered Guangdong silk, which comprises the following steps: (1) preparing greige; (2) preparing Chinese pennisetum water; (3) stamping the greige (soaking the greige in the Chinese pennisetum water for the first time); (4) sprinkling the Chinese pennisetum water on the greige; (5) soaking the greige in the Chinese pennisetum water; (6) soaking and drying the greige in the sun; (7) boiling the greige; (9) removing mud; (10) soaking the greige in the Chinese pennisetum water which obtained by filtering for the second time and drying the greige in the sun; (11) soaking and drying the back surface of the greige in the sun; (12) spreading mud on the back surface of the greige; and (13) soaking the back surface of the greige in the Chinese pennisetum water which obtained by filtering for the second time and drying the back surface of the greige in the sun. Two surfaces of the product produced by adopting the process are provided with black jellied ferrous tannate, the front surface and the back surface have the same qualities, internal and external cloth qualities are same, and appearances of two surfaces are consistent. Compared with the prior art, the product produced by adopting the process has a smooth back surface so that the product is conformable to wear. The product is thick and has good handfeel. In addition, two surfaces of the product have shiny gloss and the characteristics of the gambiered Guangdong silk.

The invention relates to the agriculture resource utilization for city sludge, in particular to a method for converting city sludge into plant products by utilizing pennisetum hydridum. The method comprises the steps of planting the pennisetum hydridum adopting buffering and protective measures into the city sludge, for example utilizing a seedling substrate to perform seedling on the pennisetum hydridum, and then transplanting the pennisetum hydridum together with the seedling substrate into the city sludge, or filling the city sludge into a sludge gutter, and then cutting the pennisetum hydridum into soil at two sides of the sludge gutter. By adopting the method, the survival rate of the pennisetum hydridum achieves more than 66.67%, the pennisetum hydridum with the dry weight of 5.16t can be harvested per mu in one year, the processed sludge is about 100-200t, the contents of heavy metals of Cu, Zn, Pb and Cd in the pennisetum hydridum are consistent with national feed hygiene standard, the pennisetum hydridum can be used as feedstuff, the content of K in the pennisetum hydridum is 5% in dry weight, the total content of N, P2O5 and K2O in the pennisetum hydridum is 9% in dry weight, and the method can be used for preparing organic K fertilizer.

The invention relates to a treatment method for intensive rocky desertification in a karst mountainous area. The method includes: protecting actual vegetation, cleaning forest land, and establishing a strict enclosure management system; promoting vegetation recovery through artificial complementary planting for complementary afforestation and appropriate bunch planting of cypress, privet, paper mulberry and triadica sebifera; developing economic tree species and Sichuan pepper planting; developing economic fruit tree construction, adopting low and short crop and economic forest interplanting mode to develop forest and grass interplanting, and selecting ryegrass, pennisetum hydridum and honeysuckle as artificial planting grass to solve the problem of shortage of livestock feed; developing rural tourism, constructing a biogas energy system, comprehensively utilizing biogas residue, establishing a forest-bird mode, and modifying original water conservancy facilities, utilizing the roof water collection technology and connecting a roof water collection level ground with a cistern so as to solve the problem about drinking water for human and livestock. By the treatment method, the intensive rocky desertification in the karst mountainous area is treated effectively, water and soil loss is reduced, the trend of rock coverage is restrained, and social and economic coordinated development is realized.

The invention discloses an asexual propagation and culture technique for medium-sized pennisetum alopecuroides and relates to the technical field of introduction, domestication and culture of wild pennisetum alopecuroides. The asexual propagation and culture technique for the medium-sized pennisetum alopecuroides consists of an asexual propagation part and a culture management part and is completed according to the following steps of: A, performing asexual propagation which comprises root transplanting propagation and stem segment cuttage propagation; and B, performing culture management, wherein a nitrogenous fertilizer is applied at the seedling stage or in the period of seedling establishment, thinning is carried out at the seedling stage, scarification is carried out and weeds are removed after seedlings emerge in the first year, an ammonium phosphate composite fertilizer is applied at the tillering and jointing stage, the nitrogenous fertilizer and the ammonium phosphate composite fertilizer are applied supplementally after the pennisetum alopecuroides is mowed and grazed, and the pennisetum alopecuroides is mowed and utilized at the initial stage of earing and harvested at the mature stage at the end of October. The problems of a low maturing rate, a low emergence rate, propagation difficulty and the like in the actual production of the medium-sized pennisetum alopecuroides and other wild species of pennisetum alopecuroides are solved. The propagation speed of the medium-sized pennisetum alopecuroides can be rapidly improved. The technical support and the guarantee are provided for large-scale popularization and application of the species in the western region of China.

The invention relates to a feed for improving the fertility of a goat. The feed comprises the following components in parts by weight: 10-12 parts of corn, 8-10 parts of bran, 2-3 parts of soya-bean cake, 10-15 parts of dry ramie meal, 20-22 parts of hybridized Chinese pennisetum powder, 13-15 parts of peanut vine powder, 25-30 parts of corn stalk, 0.8-1 part of edible salt, 0.4-0.6 part of macro mineral element premix and 0.4-0.6 part of micro mineral element premix. According to the feed for improving the fertility of the goat, by using plants of ramie as an ingredient of the feed, the fertility of the goat fed in a drylot can be improved, the processing and using methods are simple, the effect is remarkable, and remarkable economic benefit and social benefit are achieved.

The invention provides a selenium enrichment cultivating method for Pennisetum sinese Roxb. The selenium enrichment cultivating method for Pennisetum sinese Roxb includes the following steps that base fertilizer containing Huifengyuan biological fertilizer is applied to a field, Pennisetum sinese Roxb seedlings are transplanted into the field, then field water and fertilizer cultivation and management are conducted, and selenium fertilizer is sprayed to leaf surfaces; the selenium fertilizer is prepared from, by weight, 2-3.5 parts of sodium selenite, 1.5-2 parts of ammonium molybdate, 4-5.0 parts of chelating iron, 5.0-6 parts of borax sand and 4-5.0 parts of monopotassium phosphate. The purpose of Pennisetum sinese Roxb selenium enrichment is achieved through root selenium supplementing and leaf surface selenium supplementing, and high-yield and high-nutrition protein selenium-enriched forage grass is provided for development of selenium-enriched animal husbandry.

The invention discloses a porcupine feed, and relates to the technical field of porcupine breeding.The feed is characterized by comprising the following components in parts by weight: 50-55 parts by weight of maize flour, 12-16 parts by weight of sweet potatoes, 10-15 parts by weight of soybean meal, 3-5 parts by weight of bone meal, 10-15 parts by weight of radishes, 10-15 parts by weight of Chinese cabbages, 2-4 parts by weight of pennisetum sinese roxb, 2-3 parts by weight of radix isatidis, 2-3 parts by weight of plantain herbs, and 1 part by weight of sliced morning glory. Through the adoption of the feed disclosed by the invention, the immunity of porcupines can be enhanced; the feed has the efficacies of clearing heat, removing toxicity, promoting diuresis and promoting urination; and the porcupines are not easy to fall ill and are easy to defecate smoothly.