47results about How to "Low technical requirements for management" patented technology

A method for treating the As-polluted soil features that the Chinese brake herbs are planted in said soil for absorbing the As from the soil and the their leaves are removed periodically (5-6 months). For acid soil, the lime or alkaline fertilizer can be applied to increase its pH value.

The invention relates to an oil tea tree seedling culture medium, which is mixture of oil tea seed shell composted matters, garden soil and pearlite which are evenly mixed. The volume ratio of oil tea seed shell composted matters to garden soil to pearlite of the mixture is (4-6): (1-3): (0.5-2). The garden soil is crushed soil. The oil tea seed shell composted matters are composted materials of waste oil tea seed shells obtained after oil tea processing. The medium is used for culturing oil tea trees. The oil tea tree seedling culture medium provided by the invention has the advantages that the physical and chemical properties of the original single-component medium are improved, the dust and the oil tea seed shells produced at an oil tea seed cleaning section can be used and the price is low; the problem that a nonrenewable medium, i.e. turf is greatly used for oil tea tree seedling production at preset is fundamentally solved; and on the premise that the quality of oil tea tree seedlings is guaranteed, the costs of grease factory production and waste treatment are decreased, and the social, economic and ecological benefits are remarkable.

A plant method for in-situ treating the soil polluted by Cd features that the plant Dongnan Jingtian is directly planted in the polluted soil for absorbing the Cd from the soil and after the plant is growing for 3-4 months, it is removed. Its advantages are high effect and speed and no secondary pollution.

The invention discloses a bioremediation method for arsenic-containing tailings or waste residue. An arsenic-containing tailings dam and a waste residue pile are subjected to quick on-site remediation by artificially transplanted pteris vittata and Chinese silvergrass. The tailings dam and the waste residue pile are flattened, and bulkhead dams and gutters are established; the pteris vittata and Chinese silvergrass are transplanted to the tailings dam and the waste residue pile; in the next year, the tailings dam and the waste residue pile grow normally; and after 2 to 3 years, a stable pteris vittata-Chinese silvergrass dominant plant community can be formed, and 10 kinds of arsenic-resistant plants are naturally settled simultaneously. After the vegetation of the tailings dam and the waste residue pile is recovered, the wind erosion and water erosion are eliminated, and the arsenic content in storm dripping and filtration water of the tailings dam and the waste residue pile is reduced from 5mg / L before remediation to 100 mu g / L.

The invention provides a lily cultivating substrate made of coconut residues. The cultivating substrate is prepared in such a way that coconut residues, sand, perlite, vermiculite, and the like are mixed according to a certain volume ratio. The composite substrate improves physicochemical properties of the prior single substrate, has wide sources of all single components, convenient material acquisition and low cost, fundamentally solves the problem of greatly using a nonrenewable substrate, namely turf in the current lily production, reduces the production cost on the premise of ensuring the quality of lily cut flowers and has obvious benefits of society, economy and environmental ecology.

The invention discloses a method for promoting broad bean in restoring and treating cadmium-polluted soil by using citric acid. The method is characterized in that: the method comprises steps that: broad bean is planted in soil containing cadmium pollutants, and a citric acid aqueous solution is applied to the soil; when the broad bean plants pod or are mature, the broad bean plants are harvested or integrally removed from the polluted soil; a next batch of broad bean can be planted on the soil; a citric acid aqueous solution is applied to the soil; when the broad bean plants pod or are mature, the broad bean plants are harvested or integrally removed from the polluted soil; the process is repeated until the cadmium content in the soil reaches an environment safety standard. With the method provided by the invention, the cadmium absorbing and enriching capacities of broad bean can be developed. The cadmium-polluted soil restoring method is characterized by low investment, low maintenance cost, low project quantity, and low requirement on management technology. When the cadmium-polluted soil is restored by using broad bean, the fertility of the soil can be improved with the nitrogen fixation effect of broad bean. Therefore, good environment benefit, social benefit and economic benefit are brought in.

A method for repairing the As polluted soil by plant feature use of Chinese brake herb which can absorb the As from the As-polluted soil. It includes such steps as culturing Chinese brake herb, transplanting it in said As-polluted soil by the density of 20*20 cm, and harvesting 2-3 times when the height of said Chinese brake herb is 50-100 cm.

The invention relates to an integrated high propagation method of water planting of virus-free potato seeds and seedlings. The method comprises the steps that a multiplication technology of the water-planting virus-free seedlings and a water planting production technology of the seedlings and the seeds are integrated, and the concentration of nutrient solution components, the light quality of a supplementary light source, hormone components, seedling cutting times and the like are optimized at the same time. According to the method, the stability and security are high, operation and daily management are simple and convenient, the maintenance and production costs are low, the sound seedling index of water-planting potato plants are significantly improved, the yield and quality of the seedlings and mini-potato are improved, the plant propagation coefficient is enlarged, the production cycle of the mini-potato is shortened, and the method is of great importance in breeding of the potato seeds and seedlings.

The invention belongs to the polluted soil regeneration and utilization technology in the field of agricultural soil, and particularly relates to a method for repairing cadmium, lead and copper combined-polluted soil with broom cypress. In the method, broom cypress with stronger absorption capability is planted in the cadmium, lead and copper combined-polluted soil, and mature broom cypress is removed from the polluted soil, so as to achieve the purpose of removing heavy metals from the polluted soil. The method is low in investment, low in engineering work load, not high in management technical requirements, and free of secondary pollution, does not damage the physical-chemical properties of the soil, can conserve both moisture and soil and beautify environment, solves the problem of repairing control and utilization of the cadmium, lead and copper combined-polluted soil, and has excellent social benefits, economic benefits and ecologic benefits.

The invention relates to arsenic bearing material safe burning method. It includes the following steps: wetting the pulverized arsenic bearing material by 15% Mg(NO3)2; drying; mixing with the MgO powder as the 2-4:1(W / W); or directly mixing the pulverized one with the CaO as 2-4:1(W / W); burning at 300-800 degree centigrade; reclaiming the extra MgO or CaO. The method can effectively prevent arsenic from volatilizing, and greatly reduce pending material and next disposing cost. The arsenic solidifying agent can avoid its leaching while processing to reduce secondary pollution risk. This method can be used in burning for arsenic bearing plant, arsenic bearing conserving agent processed wood, high arsenic coal etc.

The invention provides a DorysthenesgranulosusThomson indoor artificial breeding method comprising the following steps: collecting DorysthenesgranulosusThomson imago; making the DorysthenesgranulosusThomson imago to mate and lay eggs, and collecting and hatching DorysthenesgranulosusThomson eggs so as to obtain primary hatching larva; arranging culture holes on an end face of a fresh sugarcane stem, and inoculating the primary hatching larva into the culture holes for cultivation; transferring the larva into sugarcane stems for single breeding when the larva appetite largely grows; respectively placing pupa into an eclosion container for single eclosion after mature larva creep into soil and pupate; placing male / female mixed eclosion imago into an insect culture container for mating after DorysthenesgranulosusThomson eclosion, and paving a 1-3cm thickness fine sands on the bottom of the insect culture container so as to allow the DorysthenesgranulosusThomson to lay eggs. By using the method, the DorysthenesgranulosusThomson is high in egg hatching rate, high in larva survival rate, high oviposition amount, thus contentiously obtaining large amount fully grown individuals, and providing important base for DorysthenesgranulosusThomson control research.

The invention discloses a method for promoting enrichment of cadmium by red spinach through composition of a plant hormone and a chelating agent. The method is characterized in that the red spinach is planted in pollutant cadmium-containing soil, and the plant hormone and the chelating agent EDTA are sprayed or irrigated, and when being in the flowering period or the maturation period, the plant red spinach is cut or wholly removed from the polluted soil; then a next batch of the red spinach is further planted, the plant hormone and the chelating agent EDTA are sprayed or irrigated, and when being in the flowering period or the maturation period, the plant red spinach is wholly removed from the polluted soil; the process is repeated until the content of the cadmium in the soil reaches the environmental safety standard. By adopting the method, the absorption, transport and enrichment to the cadmium by the red spinach can be remarkably increased, the phytoremediation efficiency of the cadmium-polluted soil is effectively improved, the method has the characteristics of less investment, low maintenance cost, small work amount and low management technology requirements for repairing of the cadmium-polluted soil, and favorable environmental benefits, social benefits and economic benefits are realized.

The invention discloses a method for promoting enrichment of caesium and / or strontium to red spinach by virtue of a plant hormone and a chelating agent. The method is characterized by comprising the following steps: planting the red spinach in soil containing a pollutant, namely the caesium and / or the strontium, spraying or irrigating the plant hormone and the chelating agent EDTA (ethylene diamine tetraacetic acid), and harvesting or integrally removing the plant red spinach from the polluted soil in a flowering period or a mature period; further planting the next batch of red spinach, spraying or irrigating the plant hormone and the chelating agent EDTA, integrally removing the plant red spinach from the polluted soil in the flowering period or the mature period, and repeatedly carrying out the processes until the content of the caesium and / or the strontium in the soil reach an environmental safety standard. According to the method, the capacity of the red spinach for absorbing the caesium and / or the strontium is obviously improved under the action of a plant growth regulator, so that a caesium-strontium pollution problem of the soil is perpetually solved; the method has good environmental, social and economic benefits.

A method for preparing a composite matrix from pig's excrement in order to culture cyclamen includes such steps as mixing said pig's excrement with a mixed flora (OL) containing multiple kinds of microbes, fermenting, and proportionally mixing it with peat, vermiculite and pearlite.

The invention provides a lily cultivating substrate made of corn stalks. The cultivating substrate is prepared in such a way that corn stalks, perlite, sand, turf, and the like are mixed according to a certain volume ratio. The cultivating substrate improves physicochemical properties of the prior single substrate, has wide sources of all single components, convenient material acquisition and low cost, replaces a nonrenewable substrate, namely turf greatly used in the current flower production by a corn stalk part, reduces the production cost on the premise of ensuring the quality of lily cut flowers and has obvious benefits of society, economy and environmental ecology.

The invention provides a lily culture medium prepared from straws or wheat stalks. The culture medium is prepared by mixing straws or wheat stalks, perlite, vermiculite, grass carbon and the like according to a certain volume ratio. The culture medium improves the physical and chemical property of the original single medium, has the advantages of wide resources of single component, convenient material obtainment and low cost, uses the straws or wheat stalks to solve the problem that a large quantity of nonrenewable medium-grass carbon is used in prior flower production, reduces the productioncost on the premise of ensuring the lily cut quality, and has obvious social benefit, economic benefit and environment ecological benefit.

The invention discloses a method for in-situ treatment of eutrophicated surface water. The method comprises the following steps: firstly, carrier preparation; secondly, semen coicis pre-culture; thirdly, secondary semen coicis culture; fourthly, seedbed preparation, which refers to spreading the semen coicis seeds uniformly according to a proportion of 24.5-25.5 dry weight per / m<2> on wetted seedbed carriers for shoot plants; fifthly, treatment of eutrophicated surface water, namely, when the semen coicis on the seedbed grows 7-10cm tall, transplanting the seedbeds into the surface of a water area to be treated with 0.2-0.3 square meter seedbed / cubic meter water area. The method of the invention adopts the special plant of semen coicis, and can quickly remove nitrogen and phosphorus in eutrophicated water to purify the water quality without the production of secondary pollution.

This invention relates to a method for producing composite matrix for cyclamen cultivating by using waste reed dross. During the process of cultivating cyclamen, charge a growth enhancing composite matrix by using the reed dross which has been processed by effective microbial population fermentation, peat coal, vermiculite and pearlite. This method decreases the need for the non-renewable resources of peat coal, vermiculite and pearlite, lowers the production cost, realizes the resource utilization of waste reed dross, and has significant social, economical and ecological benefits.

The invention discloses an in-situ restoring method of eutrophic pond culture water. The in-situ restoring method comprises the following steps: 1) plant pre-culture: straightening 3-4 stalks of ceratophyllum demersum into 1 clump, putting 1 clump of ceratophyllum demersum in Hoagland nutrient solution to carry out acclimation and cultivation for 8-10 days so that pre-cultured ceratophyllum demersum is obtained; 2) plant transplantation: transplanting and inserting the pre-cultured ceratophyllum demersum in substrate sludge of water area to be treated, wherein 2-10kg of pre-cultured ceratophyllum demersum is set in the water area to be treated / m<3>; 3) putting bioactivators in the water area to be treated, wherein 4-6g of bioactivators is put in the water area to be treated / m<3>; and 4) controlling the coverage rate of the ceratophyllum demersum not to exceed 60%-80%. By using the method, the biological in-situ restoration of the eutrophic pond culture water can be achieved.

The invention discloses a method for promoting sunflower cesium or / and strontium enrichment by use of a plant growth regulator. The method is characterized by comprising the following steps: planting sunflowers in soil containing pollutants-cesium and or / strontium, and spraying the plant growth regulator; when the plant-sunflowers grow to the maturation stage, removing the whole or overground parts of the plants-sunflowers from the polluted soil; furthermore, planting the next batch of sunflowers, and spraying the plant growth regulator; when the new planted plants-sunflowers grow to the maturation stage, removing the whole of the plants-sunflowers from the polluted soil; and repeating the process until the content / contents of the cesium and / or the strontium in the soil reaches the standard for environmental safety. In the method disclosed by the invention, the cesium / strontium absorption ability of the sunflowers is obviously enhanced under the effect of the plant growth regulator so as to permanently solve the problem of cesium / strontium pollution of the soil; the method has the characteristics of low treatment cost, no damage to environmental soil structure, no secondary pollution and the like, and brings good environmental benefits, social benefits and economic benefits.

The invention discloses a flat-plate type parking assistance device. The device comprises a no-load advancing mechanism, a working advancing mechanism, a rotating mechanism, a lifting mechanism, a retractable handle mechanism and a control panel, wherein the no-load advancing mechanism comprises a chassis and three universal wheels arranged at the bottom of the chassis through spring shafts; the working advancing mechanism is arranged in the chassis and can run when assisting in parking, the rotating mechanism is arranged on the upper side of the middle of the chassis and can drive the liftingmechanism and automobiles parked on the lifting mechanism to rotate together, and the lifting mechanism is arranged on the rotating mechanism and can drive the automobiles parked on the lifting mechanism to ascend and descend. The retractable handle mechanism is arranged at one end of the chassis and is adjustable in length, and the control panel is mounted on the retractable handle mechanism andused for controlling the lifting motion and the rotating motion. The device has the advantages of being simple in structure, reliable in performance, small in size, convenient to use, quick to put into use, economical, high in universality and easy and convenient to maintain.

The invention discloses a paddy rice fertilizer capable of inhibiting ineffective tillering. The paddy rice fertilizer capable of inhibiting ineffective tillering is prepared from strigolactone, Na2SiO3*9H2O, diatomite, urea, potassium chloride, high water absorption resin, zinc sulfate, p-chlorophenoxyacetic acid soduim salt, abscisic acid, willow bark extract product, amino-oligosaccharin, and maleic hydrazide. In applications, a tillering inhibition agent is used for inhibiting tillering close at elongation stage; a plant growth inhibition agent and a silicon fertilizer are adopted to shorten the internode length of paddy rice basal parts, shorten plant height, improve lodging resistance and disease resistance; a nitrogenous fertilizer and a potash fertilizer are adopted as a floweringpromoting fertilizer and a flower protective fertilizer, to increase tillering spike rate and setting rate; yield increasing effect is obvious. The paddy rice fertilizer is capable of simplifying elongation-heading stage management, avoiding complex field drying operation, saving manpower, reducing elongation-heading stage management technology requirement, and improving economic benefit.

The invention discloses a method for enhancing scindapsus aureus by using plant hormone 2, 4-EBL so as to repair a copper-polluted water body. The method comprises the following operation steps: 1) planting scindapsus aureus in the copper-polluted water body, applying 0.01-10 [mu]M of plant hormone 2, 4-EBL, and growing and culturing; and 2) removing the grown and cultured scindapsus aureus from the polluted water body, and by means of repeated planting and repeated operation, achieving the purpose of accumulating excessive copper in the water body into the scindapsus aureus, and finally enabling the copper content in the polluted water body to meet the national water quality standard requirement. The plant hormone 2, 4-EBL is applied to enhance the scindapsus aureus to repair the copper pollution, so that the growth of the scindapsus aureus can be promoted, the heavy metal copper accumulation capability of the scindapsus aureus is improved, the water quality is improved, and the problems of low absorption rate of plants to heavy metals and slight water quality purification effect in the conventional phytoremediation are effectively solved.

The invention discloses a method for comprehensively controlling various cigarette diseases. By means of the beneficial allelopathy of mint and flue-cured tobacco, diseases and insect pests are effectively reduced, the soil physical and chemical properties can be effectively improved, the soil fertility is regulated, the continuous cropping barrier can be weakened, on the premise of not damaging the farmland ecological environment and the existing planting function, the morbidity and damage degree of tobacco TMV, CMV and PVY can be remarkably lowered, meanwhile, the yield and quality of flue-cured tobacco are improved, and the method is ecologic, safe and free of toxin and contamination; in addition, intercropping of mint and flue-cured tobacco can sufficiently utilize land, the total value of crops is increased, the income of farmers is increased, the planted mint can also be used for extracting essential oil or being adopted as mint seasonings and the like, and remarkable social benefits, ecological benefits and economic benefits are achieved. The method is easy to implement, economical and not high in management technology requirement, and has the good application and popularization prospect.

The invention relates to a method for ecologically managing super-standard lead of tea garden soil, which is characterized by using super enrichment plants to adsorb super-standard heavy metal lead in a tea garden, and realizing resource utilization of lead-enriched plants through the biomass mechanical curing and forming technology. The method comprises the following steps of: selecting seeds; breeding proper bush-like super enrichment plants, such as tephrosia candida; and using the super enrichment plants to continuously adsorb the heavy metal lead in the tea garden soil through an interplanting method. Therefore, the physical properties of the soil are improved; the soil fertility is improved; the growth of tea tree is promoted; a good ecological condition is provided for high quality and yield of the tea garden; the super enrichment plants and trimmed branches of the tea garden are mechanically cured and formed and used as fuel; the ash of this fuel after combustion is used as raw materials of cement or bricks so as to be permanently separated from the soil; the secondary contamination of the heavy metal lead to water and soil is avoided; resource utilization is carried out; the method has the advantages of low investment and low workload; physicochemical properties of soil are not damaged; the secondary contamination is not resulted; the lead contamination problem of the tea garden soil can be solved permanently; and the method is an economically feasible and environment-friendly method for repairing the heavy metal lead contamination of tea garden soil.

The invention belongs to the technical field of soil heavy metal phytoremediation, and particularly relates to an intercropping method for safely planting corn while remediating a moderate-light cadmium polluted farmland. According to the method, an intercropping planting technology of sedum alfredii hance and important grain crop corn in China is applied to field experiments, and safe planting of the corn in the medium-light cadmium polluted farmland is achieved by spreading barley root exudates to the roots of the sedum alfredii hance. The method has the advantages of low investment, low management technical requirements, no damage to the physical and chemical properties of soil and no secondary pollution, and is a technology for simultaneous production and remediation of the farmland, which is wide in application range, low in investment and simple to operate.