422results about How to "Reduce the amount of fertilizer" patented technology

The invention discloses a culturing method of one-ridge double-row flue-cured tobacco dislocation, comprising the following steps: (1) selecting tobacco field and preparing soil; (2) ridging; (3) applying base fertilizer; (4) transplanting; and (5) uncovering film, ridging and loading. The method has the following advantages that: (1) on the premise that the use amount of fertilizer for soil in unit area is not changed, the fertilizer use amount of single plant in flue-cured tobacco field is reduced, and the use amount of field organic fertilizer, especially oil cake fertilizer is increased to lead the field tobacco plant to present the growth of middle-plant tobacco, thus obviously improving the tobacco leaf quality; (2) compared with the conventional single ridge, the one-ridge double-row tobacco reduces the labor capability of ridging by about one third, the ridging height is obvious lower than the conventional height, thus reducing ridging labor intensity of tobacco growers; and (3) the one-ridge double-row flue-cured tobacco increases flue-cured tobacco planting density, and meanwhile, a dislocated equal plant distance planting method improves utilization rate of tobacco field to the utmost, ensures the housework operation of tobacco growers, and the row space of the ridge just satisfies growth space of tobacco plants in the field, thus ensuring the income of the tobacco growers.

The invention belongs to the field of agricultural fertilizer distribution machinery and particularly relates to a fertilizer distributor. The fertilizer distributor comprises a rack, wherein the rack is fixedly provided with a fertilizer box; a walking mechanism is arranged on the lower side of the rack; a discharging opening on the lower side of the fertilizer box is provided with a fertilizer quantity adjusting mechanism; a fertilizer distribution mechanism is arranged on the lower side of the fertilizer quantity adjusting mechanism; the fertilizer distributor further comprises a driving mechanism for driving a fertilizer distribution mechanism to move. The fertilizer distributor is moved by the walking mechanism; when the fertilizer distributor moves, the driving mechanism drives the fertilizer distribution mechanism to move; fertilizers are distributed when the fertilizer distributor moves so that the fertilization efficiency is greatly improved. The fertilizer distributor is further provided with the fertilizer quantity adjusting mechanism so that proper fertilization quantities are selected due to different crops and soil fertilities and farmers can distribute the fertilizers conveniently. The fertilizer distributor is simple in structure, low in construction cost, simple and convenient to operate, stable and reliable in performance, and high in working efficiency.

The invention provides a special controlled-release fertilizer for fast-growing eucalyptus and a preparation method thereof, belonging to the field of mixed fertilizers. The fertilizer comprises an outer wrapping layer consisting of rumen protected fat and inner fertilizer particles. The fertilizer particles are prepared by mixing the following components: urea, monoammonium phosphate, potassium chloride, calcium-magnesium phosphate powder, borax, copper sulfate, zinc sulfate, compound sodium nitrophenolate, polyglutamic acid, humic acid and an adhesive. The fertilizer has abundant and comprehensive nutritional ingredients, can satisfy the demands of eucalyptus on various nutrients in the normal growing process to accelerate the eucalyptus to grow fast, and has a good controlled-release effect, so that the loss of nutrients of the fertilizer is effectively reduced, and the utilization ratio of the fertilizer is improved.

The invention provides a special slow-release compound fertilizer for mango and a preparation method thereof, belonging to the technical field of fertilizer. The fertilizer comprises inner fertilizer particles and an outer wrapping layer composed of a natural polymer coating material, wherein the inner fertilizer particles are prepared from the following components through mixing: monoammonium phosphate, calcium magnesium phosphorus powder, urea, an organic ferment material, potassium chloride, borax, copper sulphate, zinc sulfate, ferric nitrate, compound sodium nitrophenolate, polyglutamic acid and an adhesive. The special slow-release compound fertilizer contains abundant and comprehensive nutritional components, can meet demands of mango for a variety of nutrients in the process of normal growth, improves disease resistance, cold resistance and fruit quality of mango, has good slow release effect, effectively reduces loss of nutrients in the fertilizer and has an increased utilization rate; moreover, the natural polymer coating material used in the invention has good biodegradability, does not pose ecological pollution and is friendly to the environment.

The invention discloses a bacillus edaphicus liquid. The bacillus edaphicus liquid is obtained via separated fermentation of bacillus edaphicus using fermentation equipment. A fermentation medium of the separated fermentation comprises following ingredients, by mass, 40 to 60% of yeast waste liquid, 1.4 to 1.8% of silkworm chrysalis powder, 0.7 to 0.9% of peptone, 0.35 to 0.45% of gelatinized corn flour, 0.21 to 0.27% of NaCl, 0.14 to 0.18% of KH2PO4, 0.07 to 0.09% of MgSO4, and water. The invention discloses a liquid microbial leaf fertilizer, and a production method thereof. According to the liquid microbial leaf fertilizer, advantages of leaf fertilizers and microbial fertilizers are combined, effects and supplement of nutrient elements required by a plurality of crops at specific growing periods are realized quickly, fertilizer utilization rate is increased, fertilizer dosage is reduced, and production cost is also reduced.

The present invention provides a method for deep fertilizer-application of the fruit tree by punching holes. According to the diameter of the crown of the fruit tree, a cavity hole with the diameter of 20 cm and the depth of 40 to 50 cm is punched every one meter on the circumference 20 cm to 30 cm outside the drip line of the crown range of the tree body, and then according to the growth of the fruit tree in different seasons, the fertilizer is put into the hole and then the fruit tree is watered. The fertilizer released by the present invention is the nitrogenous fertilizer, the phosphorus fertilizer, the potash fertilizer and the organic fertilizer; the ratio between the total quality of the nitrogenous fertilizer, the phosphorus fertilizer and the potash fertilizer and the diameter of the tree crown for every fruit tree is 1m/5kg to 1m/6kg; and the ratio of the nitrogenous fertilizer, the phosphorus fertilizer and the potash fertilizer is 3/4/2. The method of the present invention induces the root of the fruit tree to be deepened in the earth to absorb the nutrition and the water, thereby guaranteeing the effective absorption of the fertilizer, increasing the drought-resistant ability of the fruit tree, strengthening the growth and improving the yield.

The invention provides a seed and fertilizer same-cave seeding machine, aiming at solving the problem of realizing that seeds and fertilizer are seeded into one same cave. The seeding machine mainly comprises a bracket, a seeding wheel and a seed rowing plate, and also comprises a seed cabinet, a fertilizer cabinet and a planet gear differential mechanism. The seeding machine is characterized in that the seed cabinet and the fertilizer cabinet are arranged over the seeding wheel in parallel and are isolated by a material cabinet isolating plate; and with the rotation of the seeding wheel, the seed and the fertilizer enter duckbill-shaped openings synchronously from the two sides of a rib plate of the seeding wheel respectively, and are sown into one same cave. With the seeding machine, the fertilization quantity is reduced to the maximum extent.

The invention provides a special fertilizer for single cropping rice. The special fertilizer is prepared by the following raw materials by weight: 10-20 parts of cottonseed meal, 8-10 parts of coated nitrogen-phosphorus-potassium mixed fertilizer, 25-40 parts of calcium superphosphate, 8-10 parts of coated potassium chloride, 20-30 parts of plant ash, 1-2 parts of ferrous sulfate, 1-2 parts of zinc sulfate, 0.1-0.3 parts of borax, 10-12 parts of medical stone, 5-7 parts of peat, 3-4 parts of celastrus orbiculatus powder, 3-4 parts of oleander powder, 10-15 parts of bagasse, 10-15 parts of dolomite, 18-22 parts of chicken manure, 3-4 parts of carboxymethylcellulose, 15-20 parts of 30% of sulfuric acid, 5-10 parts of lime, 10-15 parts of chicken feather and 4-6 parts of propanediol sebacate polyester. A preparation method of the single cropping rice comprises the steps as follows: carrying out acidolysis on hairs to obtain amino acid; generating an amino acid chelated micro or medium fertilizer solution; sintering the dolomite to prepare a fertilizer carrier; fermenting an organic fertilizer; mixing the nitrogen-phosphorus-potassium mixed fertilizer and the carrier with the organic fertilizer and a plant insecticide; spraying the amino acid chelated micro or medium fertilizer solution; granulating; and finally coating with the propanediol sebacate polyester. According to the special fertilizer, the utilization rate of fertilizer efficiency can be remarkably increased, the slow release effect is achieved, the fertilizing amount is reduced, and the pesticide residues are reduced, so that the yield and the quality of the rice are improved.

The invention belongs to the field of crop planting, in particular to a high-efficiency corn cultivation method in saline-alkali land. The high-efficiency corn cultivation method in the saline-alkaliland includes the following specific cultivation steps: soil improvement, flat land preparation and application of base fertilizer, corn sowing and film covering, irrigation and fertilization. The method achieves the aim of improving corn emergence rate, seedling preservation rate, water and fertilizer utilization efficiency and further improving corn yield by improving the corn planting method and optimizing the irrigation and fertilization system, breaks through the technical bottleneck of difficult corn planting and improvement in saline-alkali land in low-lying areas, and can play a technical supporting role in efficient improvement and utilization of saline-alkali land and improvement of ecological environment. On the one hand, ridge film furrow planting can effectively reduce the evaporation and consumption of soil moisture, and thus water collection and moisture preservation are favorable, so that crop yield and water use efficiency are improved; on the other hand, the utilization of groundwater can be further promoted, the groundwater level is lowered, and the phenomenon of soil salinization is reduced.

The invention relates to a method for preparing nanometer powdered carbon for fertilizer. The method comprises the following steps of providing a system comprising an anode, a cathode, a separator plate and an electrolyte aqueous solution, wherein the anode, the cathode and the separator plate are prepared from high-purity graphite, connecting the anode and the cathode to a pulsed power supply with impulse frequency of 40-60Hz and effective voltage of 12-20V so that nanometer carbon sol is obtained, wherein effective current density formed between the anode and the cathode is in a range of 50 to 100A/m<2>, adding 0.3-1wt% of a potassium-containing compound into the nanometer carbon sol to obtain potassium ion-containing nanometer carbon gel, and drying the potassium ion-containing nanometer carbon gel to obtain the nanometer powdered carbon. The method can control nanometer powdered carbon particle size and yield by adjusting voltage and current so that the method is suitable for industrial production of fertilizer.

The invention discloses a water-soluble quick-acting drop irrigation fertilizer, which is prepared from, by weight, 17-20 parts of ammonium humate, 2.5-4.5 parts of molasses fermented liquid, 10-15 parts of a nano-aqueous binder, 30-50 parts of anionic polyacrylamide, 5-10 parts of polyaspartic acid, 10-18 parts of o-nitrophenol, 10-20 parts of medical stone powder, 10-20 parts of fermented powder of green lemon peel, 10-20 parts of oyster shell powder, 20-40 parts of pine needle nutrient liquid, 15-20 parts of molasses fermented liquid, 2-3 parts of carbon enzyme, 10-20 parts of sugar alcohol magnesium, 0.3-0.7 parts of borax, and 3-5 parts of rare earth complex. The drop irrigation fertilizer has high organic substance content and is easy to form a granular structure, is good in water solubility and is easy to absorb by corps, and is improved in fertilizer efficiency.

The invention relates to a functional ecological potash fertilizer for agriculture and a preparation method thereof. The potash fertilizer comprises nutrition ingredients like potassium, calcium, magnesium, and a plant nutrition conditioner (containing multiple organic acids like gamma-polyglutamic acid, and microelements like iron, zinc, manganese, boron, molybdenum and the like). The functional ecological potash fertilizer for agriculture is prepared through uniformly mixing all raw materials according to the demand and prilling, has complete nutrition, has the pH greater than or equal to 7, has high use ratio, can be well absorbed, becomes effective rapidly, can regulate the pH value of the soil, effectively improves the soil so as to improve the yield and quality of the crops, reduces input of fertilizers, saves plant cost for farmers, and protects the ecological environment. According to the requirement of soil measurement and fertilization, the potash fertilizer has remarkable effects no matter the potash fertilizer is individually used or used with other fertilizers by mixing.

The invention discloses a urea-ammonium mixed nitrogen fertilizer and a production method thereof, wherein the urea-ammonium mixed nitrogen fertilizer contains the raw material components by weight: 300-600 parts of urea ammonium nitrate solution, 180-400 parts of ammonium chloride, 20-250 parts of ammonium sulfate, 10-100 parts of ammonium bicarbonate, 20-100 parts of bentonite, 20-80 parts of potassium nitrohumate, 10-50 parts of boric acid, 0.2-0.7 parts of diethyl aminoethyl hexanoate, 1-6 parts of liquid anti-blocking agent, and 0.5-1 part of additive. The urea-ammonium mixed nitrogen fertilizer provided by the invention has advantages of high fertilizer utilization rate, high crop yield, soil improvement and fertility betterment, low cost, simple technology, safety application and high benefit.

The invention provides a biochar slow release base fertilizer special for wheat. The biochar slow release base fertilizer comprises a core layer and a coating layer coating the surface of the core layer. The core layer is made by mixing of the following raw materials by weight part: 30-40 of biochar, 10-15 of urea, 30-35 of potassium dihydrogen phosphate, 15-20 of potassium chloride, 30-40 of weathered coal, 0.2-0.6 of a botanical fungicide, 3-5 of abamectin dreg, 5-8 of vermiculite powder, and 0.2-0.5 of a fertilizer additive, and the weight of the core layer accounts for 50%-60% of the total weight of the slow release fertilizer. The coating layer is a mixture of biochar powder and a binder, and the weight of the coating layer accounts for 40%-50% of the total weight of the slow release fertilizer. The fertilizer provided by the invention has nutrients released slowly under control, one-time fertilization can meet the need of crops for fertilizer in the whole growth period, and the fertilizer dosage is reduced, thus effectively preventing pollution of the fertilizer to the environment. And the fertilizer provided by the invention can improve soil and increase wheat yield.

The invention relates to a soil pollution remediation agent, which is prepared from the following raw materials in parts by weight: 25-35 parts of kaolin, 15-20 parts of mica, 10-15 parts of nanometer aqueous adhesive, 6-12 parts of chitosan fibers, 10-20 parts of oyster shell powder, 24-36 parts of anionic polyacrylamide, 12-22 parts of nanocarbon powder, 5-11 parts of nano-hydroxyapatite, 25-45 parts of molasses fermentation broth, 11-19 parts of bamboo fiber powder, 2-3 parts of carbon enzyme, 17-20 parts of poly-dimethyl-diallyl-ammonium chloride, 11-19 parts of maggot manure composite agent, 0.8-1.8 parts of enzyme microorganism, 15-25 parts of sugar alcoholase, 1-3 parts of mixed microbes, 5-10 parts of polyasparaginic acid, 10-18 parts of o-nitrophenol, and 7-13 parts of proline. The remediation agent has the functions of soil pollution treatment, soil improvement, degradation of pesticide and chemical fertilizer residuals, improvement of soil nutrients and the like.

A method of using vines to control invasion of exotic weeds includes firstly, setting up sample plots in an exotic weed growing land, secondly, setting up a support, thirdly, making a bamboo basket, fourthly, preparing burnt soil, fifthly, preparing matrix mixture, sixthly, filling the bamboo basket, seventhly, growing plants, and eighthly, applying fertilizer. Allelopathy of exotic weeds can be prevented by using the bamboo basket to grow honeysuckle, kudzu and pumpkin, and the roots of the honeysuckle, the kudzu and the pumpkin can be protected from competitive inhibition of the exotic weeds. Raw materials are easy to obtain, the technique is simple and feasible, the exotic weeds are effective in control, and both ecological benefit and economic benefit are considered.