68results about How to "Increase the number of seedlings" patented technology

The invention discloses a method for Catalpa bungei root segment germination accelerating shoot cutting, which is characterized in that, in the November of each year, root segment from Catalpa bungei is dug out; the coarseness of the root segment ranges from 0.5cm to 3.0cm; the clipping length ranges from 5cm to 20cm; from the middle and last ten days of January to the beginning of February, the root segment is put in the germination accelerating trench of a greenhouse for accelerating germination; when the bud seedling tillering from the Catalpa bungei root segment has three to five true leaves and achieves semi lignification, cutting treatment is performed. The method has the advantages that, shoot cutting are formed by the root segment with bud, so the survival rate is relatively high; the average survival rate is 93.2%; the shoot cutting are treated by fast dipping in the solution having the concentration of the mixture of ethyl acetic acid and acetic acid mixed according to the ratio of 1:2 for 500mg / L, and the rooting rate and the root number of the cuttings are greatly improved; the shoot cutting performed in the greenhouse with spraying condition has better effect; the mixture of cattle manure and saw dust mixed according to the proportion of 1:1 can be used as substrate; the cutting seedlings can be cut and transplanted in the same year; the average seedling height can achieve 170cm; the average ground diameter is 2.8cm; the rate of emergence and survival rate are high; the rapid propagation requirements to breed seedlings and produce strong seedlings in the same year are satisfied.

The invention discloses a spring wheat planting method by trickle irrigation spring wheat, which mainly contains the steps of flattening soil, sowing, laying pipes and managing in a prophase, a metaphase and an anaphase in the yield. Compared with a conventional technology for planting general spring wheat, the method for planting the wheat can save water, land, fertilizer, power, mechanical force and seeds, achieve good effect of favorable irrigation and fertilization and even growth of wheat grass.

The invention discloses a tilapia fry rearing method. The tilapia fry rearing method comprises the following steps: breeding parent tilapia fries which are bigger than nine-sieve, picking parent tilapias which are disease free, injury free, strong and good in sexual maturity to rear, hybridizing the female parent tilapias and with the male parent tilapias according to ratio of stocking, picking up roes, incubating the roes with flowing incubating water in an incubating tank, cultivating the roes by marking in bold, and cultivating fries. Oviposition period is shortened by about seven days, incubating rate is as high as 67.9%, fry survival rate is 89.6%, each female tilapia lays 6700 fries each year averagely, fry production rate is improved by 30%, and the sizes of the fries are uniform. By means of the tilapia fry rearing method, fries can be reared all through a year, a large amount of tilapia fries are reared and the tilapia fries grow fast and are strong in stress resistance. The tilapia fries reared in mass are born at the same time, gonad developments are synchronous, sizes are the same, characters are unified, and heredity purity is high. Moreover, the tilapia fry rearing method has the advantages that incubating period is short, incubating efficiency is high, inheritable characters are good, fertility is strong, and fries can be reared in an overwintering mode.

The invention discloses a tissue culture rapid propagation method of Guangdong anoectochilus roxburghii, which selects an axillary bud or a terminal bud of anoectochilus roxburghii in the Guangdong area in China as an explant and obtains a mass of vegetative propagated progeny plants by inducing the adventitious buds, carrying out proliferation and carrying out rooting cultivation. By adopting the method of the invention, one axillary bud can be induced to generate about 2 to 4 sprouts, after two months, the proliferation coefficient is between 3 and 4, and the rooting rate can reach over 90 percent. Therefore, the method greatly improves the seedling production capacity of Guangdong anoectochilus roxburghii, shortens the seedling culture time, saves the planting cost and provides the technical guarantee for the storage of the genetic resources of Guangdong anoectochilus roxburghii.

The invention belongs to the technical field of agricultural facilities and discloses an industrial electrically-driven multi-layer solid seedling raising bedstead which comprises two layers of horizontal bedsteads arranged at intervals up and down in a laminated manner and used for seedling raising; the bedsteads are connected through a plurality of upright post braces which are arranged vertically; in each horizontal bedstead, the bedstead in the bottommost layer is placed on the support frame and can move on the support frame; the upright post braces are all movably connected with the at least two layers of horizontal bedsteads; and a transmission elevating shaft is connected to the bottoms of the upright post braces, and is connected with a liftable electric driving machine, and the driving machine drives the transmission elevating shaft to move and drives the upright post brace to move. According to the invention, the intervals and the layers of the bedsteads can be adjusted appropriately according to the sun elevation angle in the main seedling raising period in the using region, the industrial electrically-driven multi-layer solid seedling raising bedstead can be used in facility types such as sunlight greenhouses and multi-span greenhouses, the special characteristics of greenhouses can be fully used, the seedling raising quantity in unit area of the soil can be increased, the soil area usage rate of facilities in unit can be improved, and the production efficiency of greenhouse special utilization can be enhanced.

The invention discloses an electric seedling raising stand. The electric seedling raising stand comprises a rack, a motor and a hook rail. A bearing frame is arranged on one side of the rack. The motor is fixed on the bearing frame. An action wheel A, a driven wheel A, an action wheel B and a driven wheel B are arranged on two sides of the rack. The motor is connected with the driving wheel A through a driving gear belt. A transmitting chain A and a transmitting chain B are arranged respectively on two sides of the rack. A driving wheel A and a driving wheel B are arranged on two sides above the rack. The driving wheel A and the driving wheel B are connected with the action wheel A and the action wheel B through a synchronous belt A and a synchronous belt B. The driving wheel A is connected with the driving wheel B through a rotating shaft which is on the top of the rack and arranged on a bearing pedestal A and a bearing pedestal B. The two sides of the hook rail are fixed on the transmitting chain A and the transmitting chain B. Due to the fact that a seedling bed can move up and down along with the hook rail, each seedling raising pot can fully absorb the moisture and light and production efficiency of raising seedlings is improved.

The invention relates to a high-yield culture method of true konjac seeds. The method includes the following steps of 1, selecting true konjac seeds resistant to low temperature and chilling damage; 2, classifying the true konjac seeds which are harvested in July and August and are resistant to the low temperature and the chilling damage according to the weight of one hundred of true konjac seeds,and then drying and storing the true konjac seeds in a constant-temperature freezer in a hoarding pattern or a sand storage pattern; 3, conducting centralized sprouting acceleration in an illumination incubator or a sprouting acceleration house in the period from February to April of the next year, and then selecting out the true konjac seeds with sprouts which are 0.5-2 cm long 23-40 days aftercentralized sprouting acceleration; 4, coating or directly sowing the true konjac seeds after centralized sprouting acceleration, and then conducting covering or shading treatment; 5, after covering treatment, spraying foliage fertilizer from a konjac head replacement period to a konjac corm expansion period. The method has the advantages that the emergence rate is increased, the field morbidity is decreased, the resistance of the true konjac seeds is improved, and the yield of the cultured true konjac seeds is increased.

The invention relates to a seedling medium for strawberry mother seedlings. Each kilogram of the seedling medium comprises the following materials by weight: 9.5 to 10.5 percent of turf, 28 to 31 percent of coconut chaff, 55 to 60 percent of vermiculite, 2 to 2.8 percent of perlite, 350 to 420 mg of a nitrogen fertilizer, 650 to 710 mg of a phosphate fertilizer and 220 to 250 mg of a potash fertilizer, wherein the nitrogen fertilizer is controlled release coated urea. The seedling medium has the advantages that on the premise of meeting the requirements of normal growth of the strawberry mother seedlings, the application amounts of the fertilizers are reduced. Therefore, the fertilizers are saved, the environment is protected, and the social and economic benefits are very obvious.

The invention relates to a method for planting crops, in particular to a conservation tillage method for total returning of maize straws in rows. According to the planting method, uniform straw coverage of conservation tillage of maize wide / narrow-row rotation is changed into in-row operation employing a straw rowing machine, and planting seedling strips are exposed out of the earth surface, so that sowing operation of a no-tillage planter is facilitated; the sowing effect is greatly improved; and the seedling rate is ensured.

The invention relates to a method for delaying the sex reversal of finless eels, which is characterized by comprising the following steps of: under artificial breeding condition, obtaining a great number of 2-age physically-healthy finless eels of the same specification by adopting soilless aquatic breeding in a cement pit; selecting the 2-age finless eels of the same specification for breeding in the soilless cement pit in the June to November of every year, and adding a small amount of nilestriol into compound feeds for feeding the finless eels; keeping breeding the finless eels in the cement pit and stopping the feeding in the November of the same year to the March of the next year; keeping breeding the finless eels in the cement pit and feeding the finless eels again in the April to the May of the next year; and from 2 weeks before the induced spawning of the finless eels on, stopping adding the nilestriol into the feeds for feeding the finless eels. The method has the advantages of delaying the sex reversal of finless eel parents by more than 6 months, achieving the female rate of 95 to 100 percent, improving the fecundity of female finless eel parents by 18 to 25 percent, increasing the number of fries by 15 to 20 percent and meeting the requirements of large-scale eel breeding on the fries.

The invention relates to a factory three-dimensional seedling raising bedstead, which is characterized by comprising an upper-layer bedstead, a middle-layer bedstead and a lower-layer bedstead. The upper-layer bedstead and the middle-layer bedstead are respectively installed on the lower-layer bedstead by a bracket of the upper-layer bedstead and a bracket of the lower-layer bedstead. The factory three-dimensional seedling raising bedstead can fully utilize the characteristics of large-sized solar greenhouse to improve the utilization ratio of apparatus and earth in the unit area, reduce the seedling raising cost and improve the quantity of raised seedlings and the quality of seedlings in the unit area, thereby improving the production efficiency of factory seedling raising in the solar greenhouse.

The invention discloses a method for slant planting layering seedling culture of a hazel producing large nuts. A concave rectangular piece of land is utilized to slantly plant a seed tree of a hazel producing large nuts; dry sawdust is used to cover bases of sprout tillers, and a technology of earthing on the sawdust is adopted to perform seedling pressing; a special brimming tool and a C-shaped iron ring to brim the bases of the sprout tillers; laying hoses between hazel lines, and reserving water spraying holes in the hoses; by water spraying, it is ensured that the root sawdust is wet, andwater-fertilizer integration irrigation and fertilization are performed through a pipe; a method of combining pinching and trimming of the top is adopted to control upper portion growth, and rooting is promoted; a spring seedling mode is adopted, and the damage to seedlings caused by improper heel-in in autumn is reduced; and plastic bundling ropes of different colors are used to represent different varieties. The land can be effectively saved, the number of seedlings and root quality are improved, manual work can be effectively saved, the efficiency is improved, and the seedling evenness andstandardization are enhanced.

The invention relates to a hollow heating seedling cultivating box and application thereof, and belongs to a method for cultivating seedlings of trees. A box of which the bottom internal diameter is 200cm*100cm and the height is 30cm is made of color-steel complex sheets, geothermal lines of which resistances are 33ohm / m are laid on the bottom of the box, and then the seedling cultivating box which is used for heating and controlling temperature is made. Inside the seedling cultivating box, three expanded polystyrene foam sheets of which the length, width and height are 199cm*3cm*10cm are erected on the two longitudinal sides and the middle part, cover plates of the seedling cultivating box in sizes of 99cm*3cm*10cm are paved on the three expanded polystyrene foam sheets in sequence, cutting slips are inserted in small semicircular grooves while the cover plates are paved, the roots of the cutting slips appropriately contact with a black mulching film, and the small grooves of the two adjacent foam sheets are butted with each other to hold the cutting slips until that the cutting slips are fully inserted in the whole seedling cultivating box. According to the method provided by the invention, the rooting rate of the seedling is more than 95%, the root quantity is large, the roots are uniformly distributed, second-grade lateral roots are easy to cultivate, and the roots are mature. Compared with conventional seedbeds, the rooting rate and the number of the plant roots are greatly improved; more importantly, 80% of matrix is saved, so that the seedling cost is greatly reduced.

The invention discloses a tissue culture method for phalaenopsis amabilis; in the steps, the inoculation density and the sowing density can produce a 'quorum sensing', so that the seed germination becomes faster; a sterile germination culture medium includes tryptone, a banana juice, active carbon and agar and the ratio and can provide nutrition needed for seed growth, and the germination of the seeds is promoted; hormones are added during germination, the adult seedling number can be allowed to be increased; an organic additive is added during germination, the organic additive is saccharose, the saccharose concentration is 2-4%, and the organic additive has a promoting effect on phalaenopsis amabilis seed germination, protocorm formation and leaf growth. The phalaenopsis amabilis cultured by the tissue culture method has the advantages of high germination rate, excellent growth, huge market potential and broad prospects.

The invention discloses a wide-and-narrow-row large-hill-number ultra-dense planting cultivation method for rice. The method comprises the following steps of seedling raising, wherein fine varieties are selected, seeds are processed, a seedling bed is arranged, and seeding and rice seedling field management are conducted; rice seedling transplanting, wherein according to a rice seedling transplanting mode, the width of the width of large ridges is 60 cm, and the width of small ridges is 30 cm; field management, water and fertilizer management enhancement, disease and pest control enhancement and promotion of early maturing; timely harvesting. According to the method, edge row advantages of rice can be fully utilized, and the ventilation and light-transmitting effects are good. Reasonable dense planting is achieved, the number of plants is increased by 30-60%, then the yield is increased, and the average yield is increased by 204.6 kg per mu. Occurrence of the diseases, like sheath blight, on the lower middle portion of rice is reduced, the pesticide consumption can be reduced, and the method is beneficial to reducing pesticide residues and improving the quality of rice.

The invention prelates to a seedling culture method capable of increasing a tomato grafting survival rate. The seedling culture method is characterized by including the steps of seedling culture substrate preparation, scion selection and culture, stock selection and culture, grafting, post-grafting management, seedling management and filed planting, wherein stock selection and culture includes spraying 150 PPM paclobutrazol on stocks after 20-25 days of stock seeding; or post-grafting management includes spraying 150 PPM paclobutrazol on grafted seedlings after 13-15 days of grafting. The seedling culture method has the advantages that the grafting survival rate can be increased, grafted nursery stocks are thick with thick leaves and high in quality, and the seedling age elasticity is changed from 5 days to about 15 days and is increased by about 10 days, so that the number of the seedlings is increased, and the utilization rate of a seedling culture greenhouse and the survival rate after transplanting are increased.

The invention discloses a rapeseed three-dimensional dense stem planting method and belongs to the technical field of crop planting. The technical problem to be solved is to provide the rapeseed three-dimensional dense stem planting method to ensure that multiple thick and strong branches capable of normally setting seeds are branched out of one plant to improve the density of fruit bearing branches, thereby improving the acre yield of rapeseeds. An adopted technical scheme is that the rapeseed three-dimensional dense stem planting method comprises the following steps that: an existing sowing and transplanting method for planting the rapeseeds is adopted, and when sowing is performed according to the existing cultivation method of the rapeseeds, the row pitch for rapeseed seeding is 70-80 cm, and the plant spacing of the plants of each row is 15-25 cm; in the early jointing growth period of the rapeseeds and when each rapeseed has 5-6 nodes, positive apexes are removed to ensure that each plant is branched into 5-6 thick and strong branches in growth; and when each branch of each rapeseed plant grows to be of 9 leaf ages, 12 leaf ages or 15 leaf ages, the apexes of each branch are removed to promote fruition of the branches. The planting method disclosed by the invention is mainly used for improving the yield of the rapeseeds.

The present invention discloses a method for restoring degraded grassland vegetations by using a pitting technology. The method for restoring degraded grassland vegetations includes pitting technologies respectively used for a lightly degraded grassland, a moderately degraded grassland and a heavily degraded grassland. The method includes: manually tamping pits in a degraded grassland where soil is severely eroded, tamping round pits in the degraded grassland, setting diameters and depths of the different pits, and determining a distance between every two pits according to the degradation degree of the grassland. The vegetation restoration of the degraded grassland is performed by mainly depending on the power of nature, and therefore, the method has the characteristics such as simplicityand easiness in operation, low restoration cost and good ecological restoration effect. Due to the adoption of pitting, the utilization efficiency of natural rainfall of a natural grassland is increased, the storage capacity of a degraded grassland soil seed bank is increased, the soil fertility of small pits is increased effectively, a microenvironment beneficial to seed germination is created, and thus, the seed germination and seedling amount of a natural grassland soil seed bank is greatly increased.

The invention relates to a double-layer type intelligent siamese plastic arched greenhouse for agricultural production. The plastic arched greenhouse comprises an outer-layer arched shed, an inner-layer arched shed, a door wall, a skeleton, an access door, cross beams, longitudinal beams, a plurality of skeleton supporting columns, eye splices, plugging bolts, a coating plastic film, stabilizing frames, a light transmission layer, heat insulating cotton, a heat insulating layer, a heating furnace, firm columns and a ventilating duct, wherein the outer-layer arched shed consists of the skeleton and the coating plastic film covering the outside surface of the skeleton, the plurality of skeleton supporting columns which are upright in a spaced manner are separately arranged at the two ends of the side face of the skeleton, the longitudinal beams are arranged at top ends of the skeleton supporting columns, the cross beams corresponding to the skeleton supporting columns are arranged at middle areas of the longitudinal beams, the door wall is arranged at one side of the outer-layer arched shed, the access door is arranged at the bottom end of the door wall, the inner-layer arched shed is arranged inside the outer-layer arched shed, a ventilating device is arranged at the top of the plastic arched greenhouse, an automated humidity control system is arranged at the rear side of the internal part of the plastic arched greenhouse, the heating furnace is arranged at the middle side of the internal part of the plastic arched greenhouse, and seedling-raising seedling beds and vegetable seedling raising cabinets are separately arranged at the left and right sides of the internal part of the plastic arched greenhouse. The double-layer type intelligent siamese plastic arched greenhouse for agricultural production has the advantages that the service time of the arched greenhouse can be prolonged, the internal humidity of the greenhouse is effectively controlled, the disassembly and assembly are quick, and the structural strength is high.

The invention discloses an N-S quantum energy wave hydrogen state plant seedling growing device which comprises a frequency pulse generator, an electromagnetic wave output unit, an ultrasonic wave transmitting unit, a rare earth magnetic induction pulse coil oscillator A, a rare earth magnetic induction pulse coil oscillator B and a quantum energy wave seedling growing cabin. A light wave irradiation region is arranged at the upper portion of the quantum energy wave seedling growing cabin, a seedling growing region is arranged in the middle of the quantum energy wave seedling growing cabin, and a nutrient solution containing region is arranged at the bottom of the quantum energy wave seedling growing cabin; the ultrasonic wave transmitting unit is arranged at the bottom of the quantum energy wave seedling growing cabin, the electromagnetic wave output unit is connected with the rare earth magnetic induction pulse coil oscillator A and the rare earth magnetic induction pulse coil oscillator B separately, the rare earth magnetic induction pulse coil oscillator A and the rare earth magnetic induction pulse coil oscillator B are symmetrically arranged inside the quantum energy wave seedling growing cabin, and an N-S vector real quantum wave radiating region is formed between the rare earth magnetic induction pulse coil oscillator A and the rare earth magnetic induction pulse coil oscillator B. Vigorous growth of plants can be promoted, and the purposes of increasing yield and improving plant quality are achieved finally.

The invention discloses a formula fertilizer capable of increasing the fruiting rate of corn. Before transplanting of corn seedling, a selenium enriched base fertilizer is applied to the fields. The selenium enriched base fertilizer is prepared by mixing raw powder with an organic chelated titanium content of 15%, a selenium inorganic substance (sodium selenite), a phosphate fertilizer, a fertilizer prepared from manure of livestock and poultry, and green manure and then carrying out wet composting. The base fertilizer is evenly dispensed and buried in soil during the process of soil preparation. In the early stage of pollination, a selenium enriched foliar fertilizer is sprayed for once. The selenium enriched foliar fertilizer is prepared by dissolving a selenium containing inorganic substance (sodium selenite) into traditional Chinese medicine leachate. Through the technical scheme mentioned above, during the growth period, corn can absorb selenium from fertilizer for many times, thus the root system of corn becomes strong, the number of seedlings is increased, the fruits are plump, and at the same time, the performance on resisting insects and diseases is also enhanced.

The invention discloses a tissue culture method of phalaenopsis. In the steps, the inoculation density and seeding density can generate a 'group effect' so as to accelerate seed germination; a sterile germination culture medium consists of tryptone, banana juice, active carbon and agar in a ratio and can provide nutrition for the seed growth and promote the seed germination; hormone is added at the time of germination, and the number of live seedlings can be increased; an organic additive is added during germination, wherein the organic additive is 24% sucrose, and a promotion effect can be realized on the phalaenopsis seed germination, protocorm formation and blade growth. By adopting the tissue culture method, the cultured phalaenopsis has the advantages of high germination rate and sound growth and also has huge market potential and broad prospect.

A nutrient solution capable of raising a young jellyfish survival rate contains flour, yeast powder, vitamin A, vitamin E, 1.1% of vitamin B6, vitamin C, vitamin B1, compound amino acid, folic acid, biotin, and glucose, and is prepared by the steps of fermentation, mixing , drying, grinding, and packaging. The nutrient solution is mainly used in a jellyfish breeding process from scyphistoma, podocyst, and ephyra to a state that young jellyfish grows to 1cm-2cm, contains various abundant vitamins, and enhances the physique and disease resistant capability of the young jellyfish. Particles are fine and not easy to sink to the bottom. It is convenient for the jellyfish to eat the nutrient solution, and the jellyfish growth is facilitated. The scyphistoma is promoted to split more podocyst. The quantity and the survival rate of the young jellyfish are improved, and the economic benefit is raised.

The invention relates to a method for improving the induction effect of agapanthus praecox ssp .orientalis somatic embryo seedlings. The method comprises the steps of selecting explants, induction ofcalluses, sub-culturing of the calluses, induction of embryogenic calluses, induction of mature embryos of embryogenic cells and induction of the somatic embryo seedlings. According to the characteristics of hormone anabolism and signal transduction embryogenically started and maintained by agapanthus praecox ssp .orientalis, the calluses are induced by using small peduncles as the explants; embryonic calluses are obtained through sub-culturing and induction of the calluses; the ratio of sugar to hormone is changed and the cell polarity is controlled in the somatic embryo induction period so as to induce a large number of somatic embryos with simultaneous development, and the hormone synthesis and signal are regulated by optimizing an induction culture medium scheme in the induced somaticembryo development process to obtain the large number of somatic embryo seedlings with complete form and excellent growth vigor. With the method for improving the induction effect of the agapanthus africanus somatic embryo seedlings, the problems of a small number of induced mature embryos, embryo abortion and a small number of somatic embryo seedlings generated in the frequent subculturing process of the agapanthus africanus embryogenic cells are solved.

The invention relates to a substrate for culturing strawberry seedlings. The substrate for culturing strawberry seedlings includes peat, vermiculite, pearlstone, a nitrogen fertilizer, a phosphate fertilizer and a potash fertilizer, and is characterized in that the weight percentages of the materials are as follows: 22-30% of peat, 66-75% of vermiculite and 2.8-4.4% of pearlstone; each kilogram of such a substrate includes 330-390 mg of the nitrogen fertilizer, 630-770 mg of the phosphate fertilizer and 220-260 mg of the potash fertilizer, wherein the nitrogen fertilizer adopts controlled release coated urea. The substrate for culturing strawberry seedlings, provided by the invention, can reduce the fertilizer application amount while satisfying the normal growth of the strawberry seedlings, so that the fertilizer is reduced, and less environmental pollution is caused; the substrate for culturing strawberry seedlings has obvious social and economic benefits.