33results about How to "Play the role of water and fertilizer" patented technology

The invention provides an ionic rare earth mine tailing land improver, and a method for improving an ionic rare earth mine tailing land by utilizing the improver and reaching the purpose of vegetation reclamation by planting pennisetumpureum or hibiscus cannabinus. The improver comprises organic wastes of livestock manure or sludge and saw dust or straw biochar. With adoption of the method, the obstruction factors of vegetation reclamation such as low soil moisture and fertility preservation capacity, extremely low organic matter content and nutrient shortage caused by poor physical structure such as low soil clay content of the ionic rare earth mine tailing land, high content of sand grains with diameter greater than 5mm and high volume weight are effectively improved, and the vegetation reclamation of the ionic rare earth mine tailing land is realized; moreover, the improvement effect is lasting, the soil moisture and fertility preservation capacity is high, and the vegetation growth is good. According to the method, the soil of the tailing land can be improved, the pollution is controlled, and the ecological environment is protected; meanwhile, the common organic wastes are utilized as the improver, cyclic utilization of the wastes is realized, pennisetumpureum or hibiscus cannabinus is planted, and great economic values are obtained.

The invention relates to a method for hardening and transplanting savatier monochasma herb. A savatier monochasma herb tissue culture rooting seedling is taken as a test material, and research is carried out from the aspects of a rooting bottle seedling domestication transition method, shading and moisturizing treatment, transplanting matrix screening, matrix ratio, water and fertilizer retentionmanagement and the like. The technical problems of low survival rate and poor transplanting growth adaptability of the savatier monochasma herb rooting seedling in transition in the seedling stage e transplanting into a container are solved, an appropriate seedling hardening technology is provided for the heliophilous savatier monochasma herb rooting seedlings, the savatier monochasma herb rootingseedling smoothly gets through the seedling stage, and a good growth environment is further provided for the transplanted savatier monochasma herb seedling by selecting a high-quality cultivation container, a cultivation medium and a water and fertilizer management mode.

The invention discloses a sedum aizoon and morchella relay intercropping planting method. The method includes the following steps of firstly, selecting a shed and preparing a land; secondly, applying fertilizer; thirdly, conducting transplanting and planting; fourthly, irrigating a nutrient solution; fifthly, seed dressing; sixthly, sowing morchella; seventhly, preparing a nutrient bag; eighthly, placing the nutrient bag; ninthly, conducting later-period management. By means of the method, the problem of inter-row weeds in the morchella culture process and the problem that after-reap crop is not prone to growth due to sunshade can be effectively solved, the soil utilization rate can be increased, sedum aizoon and morchella act on each other, management is easy, and meanwhile the quality and unit area yield of sedum aizoon and morchella are improved.

The invention discloses a high-steep bare rock slope surface vegetation greening system and a construction method thereof. The system comprises a roughening layer, a transition combination layer, an artificial soil layer, a plant seed layer and a protection layer which are sequentially arranged from bottom to top. By close attachment and combination of the toughening layer, the transition combination layer, the artificial soil layer and the protection layer, a complete vegetation greening system is formed, supply of water and nutrients of a nutrient layer and a plant growth layer suitable fordevelopment of plant root systems is established, so that rock surfaces are firm, the life of the high-steep bare rock slope surface vegetation greening system is prolonged, after several years, plantroot systems are firmly and densely anchored in all layers, and dual functions of greening and slope protection are realized; the problem about the life of the vegetation greening system is solved, rare rock surfaces and artificial soil are combined into a whole by pervious concrete intermediates, slipping of the artificial soil layer from the vegetation greening layer is prevented, and the service life of the vegetation greening system is greatly prolonged.

The invention discloses a two-row soil loosening, fertilizer applying, ridging and pressing all-in-one machine which is composed of a rack, a handrail, a hoeing device and a fertilizer applying, ridging and pressing device. A power machine and a transmission are installed on the upper portion of the rack, the hoeing device is installed on the lower portion of the front of the rack, the fertilizer applying, ridging and pressing device is installed behind the connecting position between the rack and the handrail, the power machine drives a ground wheel to rotate through the transmission, the ground wheel drives the hoeing device to rotate for work, the ground wheel rotates to move forward to drive the fertilizer applying, ridging and pressing device to march forward to perform hoeing and soil loosening between rows, close-to-plant even fertilizer applying, ridging on the rows and soil breaking pressing after fertilization application between rows of crops such as corn and cotton, and two-row soil loosening, fertilizer applying, ridging and pressing are completed at a time. Compared with an agricultural tool in the prior art, according to the two-row soil loosening, fertilizer applying, ridging and pressing all-in-one machine, the labor intensity is greatly relieved, and the working efficiency and the working quality are improved.

The invention discloses a microbial fertilizer for control of potato scab and a preparation method thereof. The raw materials for preparation of the microbial fertilizer include: Bacillus aryabhattai, Bacillus safensis powder, Streptomyces nashvillensis powder, Streptomyces bellus, potassium fulvate, and cottonseed powder. The strains for compounding the microbial fertilizer have the characteristics of strong adaptability, good stability, coexistence, separability from soil, and strong bacteriostasis to pathogenic bacteria, also make rational use of the interaction between microorganisms, and combine with high-tech production and fermentation technology to produce the high quality product. The microbial fertilizer can effectively antagonize the pathogenic bacteria of potato scab, and has the effects of fixing nitrogen, stimulating plant growth, and improving crop quality, etc., thereby achieving the purposes of production increase and high yield.

The invention discloses a method for planting pecans on rocky-desertified soil, which includes the following steps: (step 1) expansion of planting pits: rock pits which are naturally formed in a rocky-desertified area are expanded, so that the planting pits which are 50cm to 80cm multiplied by 50cm to 80cm in size and not less than 60cm in depth are formed; (step 2) laying of nutrient soil: the cracks in the pits are filled up with the nutrient soil, and the nutrient soil is laid on the bottoms of the pits for 30cm to 40cm, so that planting layers are formed; the nutrient soil is the mixture of the following components in parts by weight: 30 to 40 parts of fish pond sediment, 60 to 80 parts of humic acid soil, 10 to 20 parts of plant ash and 6 to 8 parts of attapulgite clay; (step 3) field planting of pecans: a planting box which is made of a waterproof material and is 20cm to 30cm multiplied by 20cm to 30cm in size and 5cm to 15cm in height is placed on each planting layer, moreover, the planting boxes are filled up with the nutrient soil, strong pecan seedlings are chosen to be planted in the planting boxes, and are earthed up until the planting pits are filled up, and thereby the pecans are planted in a field.

The invention discloses a growing culture medium for ecological remediation and a preparation method thereof. The growing culture medium comprises the following raw materials in parts by weight: 5-12 parts of lutein ester, 11-19 parts of lignocellulose, 7-15 parts of algin, 28-36 parts of straw powder, 15-25 parts of tartaric acid, 20-30 parts of variegated-leaf begonia and 1-5 parts of propyl acetate. The preparation method comprises the following steps: mixing the variegated-leaf begonia, the tartaric acid and deionized water, heating, performing ultrasonic treatment, mixing with the lignocellulose and the propyl acetate, heating, and performing ultrasonic treatment to obtain a mixture B; adding deionized water and the tartaric acid into the straw powder, heating, and performing ultrasonic treatment to obtain a mixture C; mixing the mixture B and the mixture C, adding the remaining materials, heating, and stirring till a dry state to obtain the growing culture medium. The growing culture medium can effectively improve soil, play water-retaining and fertilizer-retaining roles, improves the growth environment for plants, can provide nutrients immediately, can activate heavy metals which cannot be dissociated from the soil so as to promote heavy metal absorption of the plants, and can be applied to the fields of ecological remediation for a mining area, heavy metal-contaminated land remediation, slope remediation and the like.

The invention discloses a soil improvement regulator and its preparation method. The growth of crops has great relation with soil, the long-term and excessive usage of fertilizer cause the destroy of ecological balance of soil, continuous soil acidification and soil hardening, so that the soil gets leaner and leaner as well as loses the water retention capability which lead to obstruction of various absorption growth functional systems of crops and slow growth of crops. The compatibility of superoxide dismutase and other soil modifiers adopted by the invention has effect of degrading the pesticide residue, and is capable of decomposing macro-molecule solid fertilizer which can not be absorbed and used in a routine fertilizer and conversing to a soluble micro-molecule fertilizer for growth and absorption of crops, raising the fertilizer efficiency of the routine fertilizer and possessing the advantage of decomposing the mineral matter in soil for crop absorption, and has the effects of loosening soil, increasing the fertilizer efficiency, retaining water and fertilizer, and generates crop endogenous growth factor to stimulate the growth of crops and has the effect for increasing the yield of crops.

The invention discloses microbalance ecological fertilizer special for yellow peaches. The microbalance ecological fertilizer is prepared from the following components in parts by weight: compost, humic acid, trace element amino acid chelate fertilizer, basic salt, polyglutamic acid, seaweed extract, calcium magnesium phosphate fertilizer, monoammonium phosphate, potassium sulfate, ammonium sulfate, silicon fertilizer and borax. The invention also provides a preparation method of the microbalance ecological fertilizer special for the yellow peaches. The microbalance ecological fertilizer disclosed by the invention has the advantages that according to the soil environment, by combining the growth habit and the environmental factors of yellow peach trees and controlling formula components and compositions proportions thereof, the purposes of increasing the utilization rate of the fertilizer, prolonging the fertilizer efficiency time, activating soil nutrients, adding beneficial microorganisms in soil, promoting nutrient absorption and the like of tree bodies, providing persistent and comprehensive nutrition supplies for growth of the yellow peach trees, increasing the quality of theyellow peaches, increasing the yield and increasing the income can be achieved.

The invention discloses a ginkgo tree transplanting method for increasing survival rate, and relates to the technical field of nursery stock planting. The ginkgo tree transplanting method includes thesteps: (1) ginkgo tree pretreatment; (2) digging; (3) planting hole excavation; (4) transplanting and field planting; (5) cultivation and management. The ginkgo tree transplanting survival rate can be effectively increased.

The invention discloses a slow-release and long-acting organic-inorganic compound fertilizer. The slow-release and long-acting organic-inorganic compound fertilizer is prepared from the following components in parts by weight: 60 to 100 parts of urea, 125 parts of monoammonium phosphate, 25 to 50 parts of potassium chloride, 25 to 50 parts of potassium sulfate, 50 to 100 parts of humic acid, 5 parts of calcium carbonate, 50 to 100 parts of corn bran, 20 parts of amino acid powder, 25 to 50 parts of magnesium sulfate, 20 to 50 parts of boric acid and 20 to 30 parts of zinc sulfate monohydrate. The slow-release and long-acting organic-inorganic compound fertilizer is prepared by reasonably matching and compounding and mixing organic matter raw materials including the amino acid, the humic acid and the like, and inorganic raw materials. The compound fertilizer has fertilizer slow releasing and controlling effects and is high in utilization rate; meanwhile, the yield and quality of crops can be improved and the economic benefits are increased.

The invention relates to a land pollution remediation material and an application thereof in land remediation and aims to solve the problem of existing land pollution. A preparation method of the soil pollution remediation material comprises the steps as follows: a raw material, oxygen and water vapor are subjected to a gasification reaction under the gasification condition, and a reaction byproduct carbon-based material is the land pollution remediation material. The carbon-based porous adsorbing material prepared with a coal or biomass gasification process is used for improving the sandy soil structure and used as a soil water and fertilizer retention adsorbing material, so that heavy metals in sandy soil are adsorbed and immobilized, the water and fertilizer retention roles are played, and ecological treatment of sandy soil in energy and chemical areas is realized.

The invention belongs to a sandy soil improvement technology, concretely relates to an ecological water-retention and fertilizer-conservation soil configuration modifier on aeolian sandy soil, and a use method thereof. A sandy soil, montmorillonite powder and anionic polyacrylamide mixture is added to the bottom of the plough layer of the sandy soil to keep the water content of the bottom layer of the soil being 70-80% of the field water capacity; and an organic fertilizer and a small amount of a chemical fertilizer are added to the plough layer in order to reduce the seepage of soil rainfall and irrigation water, prevent the nutrient loss of the soil and improve the water-retention and fertilizer-conservation ability of the soil. The ecological water-retention and fertilizer-conservation soil configuration modifier on aeolian sandy soil, and the use method thereof have the advantages of improvement of the profile construction of soil in the sandy soil, increase of the water holding capacity and the fertilizer conservation ability of the soil, improvement of the physical properties of the soil, increase of the water retention and the fertilizer conservation of the soil, facilitation of the growth of crops, and increase of the yield of the crops.

The invention discloses a compound microbial bamboo shoot fertilizer and a preparation method thereof, in particular a compound microbial bamboo shoot fertilizer special for Phyllostachys heterocycla and a preparation method thereof. The microbial bamboo shoot fertilizer comprises the following raw materials: Bacillus atrophaeus powder, Lysinibacillus sp. powder, Reige streptomyces powder, akita streptomyces powder, light yellow trichoderma powder, potassium fulvate and amino acid raw powder. The 5 strains employed by the invention can all be directly separated from soil, all have rhizosphere growth promoting effects, and can dissolve phosphorus, fix nitrogen, and dissolve potassium, can breed and grow on plant surfaces, in plants or soil, at the same time directionally secrete some secondary metabolites to plant rhizospheres, can enhance plant absorption to nutrients and stimulate plant growth to play the fertilizer role. The microbial bamboo shoot fertilizer provided by the invention is safe to human and livestock and environment-friendly, and has the characteristics of simple preparation method, low cost and easy use.

The invention discloses a preparation method of a heat-resistant degradable material and belongs to the technical field of preparation of environment-friendly materials. When aluminum powder and PVC (polyvinyl chloride) resin are mixed in a double-roll warming machine, aluminum powder fills the inside of a resin body and can enhance the strength of a PVC film; the melting point of aluminum powderparticles is higher, firstly, starch in a modified glue film is easily decomposed into monosaccharide in the long-time exposure process, and the crosslinking point of acrylic ester can be damaged after decomposition. A mixed film solution contains chitosan and polyvinyl alcohol, a main chain of chitosan contains easily hydrolytic ester bonds which easily absorb water to be hydrolyzed in soil, absorbed micromolecular water moves to the surface of a film coating material and enters the periphery of a hydrophilic group or ester bonds in a dispersion manner. After the degradable material is degraded in soil, the adsorption capability of the soil for nutritional elements is improved, held inorganic nutrients are released, inorganic salt particles are preserved in a net-shaped structure of a water-absorbing high polymer and have moisture and fertilizer retention functions on the oil, and the application prospects are broad.

The invention discloses a soil conditioner and a preparation method thereof. The soil conditioner is prepared by the following steps: producing semi-coke powder by deashing pulverized coal and carrying out low-temperature destructive distillation, carrying out activation and pore forming to adsorb essential element such as nitrogen, phosphorus, potassium, sodium and the like for crops, carrying out suction filtering and drying, and carrying out mixing with a certain amount of quicklime, wherein the grain size of the semi-coke is 200-300 meshes, the weight of the semi-coke accounts for 80%-90%of the total weight of the soil conditioner, the grain size of the quick lime is 400-500 meshes, and the weight of the quick lime accounts for 10%-20% of the total weight of the soil conditioner. Thesoil conditioner provided by the invention is an economical, environment-friendly and high-efficiency soil conditioner, and can be used for improving barren and acid soil and the like. According to the invention, the resource problem that the semi-coke is difficult to handle and utilize is solved, and the soil conditioner provided by the invention can efficiently supply and maintain the essentialelements and moisture for the crops in the soil.

The invention relates to a soil erosion prevention technology, which is particularly suitable for treating the soil erosion of a soil-layer shallow slop cropland in purple mud and shale development. The method is characterized by digging mother rocks under eroded shallow soil, and cracking the mother rocks by utilizing a farming tool; forming surface fluctuating state by digging a ditch and constructing a ridge along a contour line, digging the mother rocks in the ditch every year, and changing the positions of the ditch and the ridge in the next year; arranging a soil block in the ditch, forming a mother rock separating block by an untapped mother rock zone under the ridge, prolonging the stopping time of rainwater, softening the mother rocks by enabling the mother rocks to be in a soaking or wetting state for a long time, and quickening the weathering and soil forming of mother rock chips. According to the method disclosed by the invention, eroded soil can be quickly complemented, the soil forming of rocks can be improved, the soil-layer thickness can be increased, the investment of manpower and material resources is less, the operation is simple, the application range is wide, and the method is beneficial for increasing the productive force of the slope cropland and ensuring the sustainable development of agriculture.

The invention discloses a method for planting organic Black Beauty potatoes, and the method comprises the steps of (1) selecting a plantation field and working soil; (2) cutting blocks and accelerating germination; (3) sowing; (4) field managing; and (5) disease and insects controlling. The root of the Black Beauty potatoes can absorb nutrition easily; the nutrition demand in the Black Beauty potatoes' growth process can be satisfied; and soil of the plantation field can be optimized, and the yield and the quality of the Black Beauty potatoes can be improved.

The invention discloses a preparation process of a controlled-release and long-acting film-coated fertilizer. The preparation process contains the following steps: mixing ammonium hydrogen carbonate,urea, calcium superphosphate, ammonium hydrogen phosphate, potassium chloride, potassium nitrate, sodium humate, zinc sulfate, magnesium sulfate and boric acid, and carrying out granulation, so as toobtain fertilizer particles; cleaning corn straws and sorghum straws, airing, crushing, drying, mixing the straws with glycerol, polyethylene glycol, Tween 80, tungsten trioxide and concentrated sulfuric acid, stirring, and carrying out oil-bath heating, condensation reflux and centrifugal separation, so as to obtain a liquid product; uniformly mixing the liquid product with polyether polyol, microcrystalline wax, stannous octoate and triethylenediamine, so as to obtain a mixed solution; preheating the fertilizer particles, atomizing the mixed solution and polymethylene polyphenyl polyisocyanate, and alternately spraying the mixed solution and polymethylene polyphenyl polyisocyanate to the surfaces of the fertilizer particles, maintaining the temeperaure, and cooling. The fertilizer prepared by virtue of the preparation process has good fertilizer efficiency, is long in nutritional release period and capable of preserving moisture and fertility and has good ecological and economic benefits.

The invention relates to a seedling hardening and transplanting method of velvet antler. Taking rooted seedlings of velvet antler tissue culture as test materials, the steps are from the rooting bottle seedling domestication transition method, shading and moisturizing treatment, transplanting matrix screening, matrix ratio, and water retention. Fertility management and other aspects of research. Solved the technical problems of the transition of hardening period of rooted seedlings of velvet antler and the low survival rate of transplanting into containers, and poor adaptability to transplanting growth, and provided suitable seedling hardening technology for rooted seedlings of velvet antler to make it pass through the hardening smoothly At the seedling stage, by selecting high-quality cultivation containers, cultivation substrates and water and fertilizer management methods, a good growth environment is further provided for the transplanted velvet grass seedlings.

The invention discloses application of a hill soil quick water-storage and fertilizer-increasing compound material in crop planting. The application comprises the following steps: (a) carrying out scene investigation to determine an experimental demonstration land; (b) organizing an excavator to prepare the experimental demonstration land; (c) clearing the experimental demonstration land; (d) using a tractor rotary cultivator to carry out soil turnover and deep-ploughing soil pulverization on the experimental demonstration land; (e) carrying out cell division; (f) digging holes in cells and planting crops in the holes; (g) filling the holes with a mixture of soil and the hill soil quick water-storage and fertilizer-increasing compound material; and (h) carrying out water covering after carrying out field planting. According to the application, the absorption rate and water holding capacity of the soil for water can be improved, the soil moisture in a dry season is increased, the loss of fertilizers and water, caused by surface runoff in a rainy season, of hill slopes is reduced, and soil water storage and fertilizer increase can be realized under a hill wasteland environmental condition.

The invention discloses application of a hill soil quick water-storage and fertilizer-increasing compound material in crop planting. The application comprises the following steps: (a) carrying out scene investigation to determine an experimental demonstration land; (b) organizing an excavator to prepare the experimental demonstration land; (c) clearing the experimental demonstration land; (d) using a tractor rotary cultivator to carry out soil turnover and deep-ploughing soil pulverization on the experimental demonstration land; (e) carrying out cell division; (f) digging holes in cells and planting crops in the holes; (g) filling the holes with a mixture of soil and the hill soil quick water-storage and fertilizer-increasing compound material; and (h) carrying out water covering after carrying out field planting. According to the application, the absorption rate and water holding capacity of the soil for water can be improved, the soil moisture in a dry season is increased, the loss of fertilizers and water, caused by surface runoff in a rainy season, of hill slopes is reduced, and soil water storage and fertilizer increase can be realized under a hill wasteland environmental condition.

The invention relates to nutrient soil for pomegranate seed-seedling growing. The nutrient soil comprises the following components, by weight: 150-200 parts of red soil, 5-10 parts of perlite, 10-15 parts of vermiculite, 1-2 parts of baking soda, 50-100 parts of organic matter, 5-10 parts of calcium and magnesium phosphate, 1-5 parts of medlar powder, 1 to 5 parts of astragalus membranaceus powder, 5 to 8 parts of rice chaff ash, 10-15 parts of peat soil, 1-2 parts of photosynthetic bacteria liquid, 1-2 parts of nitrifying bacteria liquid, 1-2 parts of lactic acid bacteria liquid, 0.1 to 0.2 parts of 6-% oligosaccharide chain protein wettable powder, 10-20 parts of 2-% casein solution, 1-2 parts of 0.1-% taurine solution, and 10-20 parts of 2-% urea aqueous solution. According to the nutrient soil for pomegranate seed-seedling growing, the operation becomes simple. An experiment demonstrates that with the method, the pomegranate seed rooting percentage can be improved substantially; the nutrient soil enables the sprouting time to be shortened by 14 days by being compared with the soil based on the conventional method; and the effect is obvious. Therefore, the nutrient soil is worthy of being popularized.

The invention relates to a construction waste conversion matrix for sedum lineare roof greening and application thereof. The matrix comprises the following components in parts by volume: 15-20 parts of peat soil, 10-15 parts of red brick particles, 3-5 parts of concrete particles and 3-5 parts of environment-friendly pumice particles. The matrix is mainly prepared from red brick particles with different particle sizes from building waste red bricks, peat soil, concrete particles from building waste concrete blocks and environment-friendly pumice particles, and the matrix is prepared by recycling building waste, so that the treatment cost of the building waste and the risk of environmental pollution are reduced; according to the invention, consumption of traditional natural base materials is effectively replaced, the use amount of non-renewable peat soil resources is reduced, meanwhile, plant growth is promoted, and the ecological concept of sustainable development is met. Compared with the prior art, the substrate is stable in structure and good in ventilation, drainage and storage capacity, the cultivation effect basically the same as or even better than that of a traditional substrate can be achieved, and the preparation method is simple.

The invention discloses a slow-release and long-acting organic-inorganic compound fertilizer. The slow-release and long-acting organic-inorganic compound fertilizer is prepared from the following components in parts by weight: 60 to 100 parts of urea, 125 parts of monoammonium phosphate, 25 to 50 parts of potassium chloride, 25 to 50 parts of potassium sulfate, 50 to 100 parts of humic acid, 5 parts of calcium carbonate, 50 to 100 parts of corn bran, 20 parts of amino acid powder, 25 to 50 parts of magnesium sulfate, 20 to 50 parts of boric acid and 20 to 30 parts of zinc sulfate monohydrate. The slow-release and long-acting organic-inorganic compound fertilizer is prepared by reasonably matching and compounding and mixing organic matter raw materials including the amino acid, the humic acid and the like, and inorganic raw materials. The compound fertilizer has fertilizer slow releasing and controlling effects and is high in utilization rate; meanwhile, the yield and quality of crops can be improved and the economic benefits are increased.

The invention relates to a planting medium formula suitable for greening old building roofs and a preparation method thereof, and the planting medium formula is a blocky planting medium prepared by solidifying ceramsite and planting soil according to a certain proportion, so that modular and industrial production is facilitated; the planting soil is light planting soil prepared by fermenting kitchen garbage through combination of humus soil, various organic wastes and beneficial bacteria, so that the planting soil is rich in N, P, K and various trace elements, rich in nutrition and relatively light in mass, meanwhile, the permeability of the soil is enhanced, the structure of the soil is improved, and the planting soil has the effects of preserving moisture and fertility; the method is suitable for greening engineering of old building roofs.

The invention discloses a two-row soil loosening, fertilizer applying, ridging and pressing all-in-one machine which is composed of a rack, a handrail, a hoeing device and a fertilizer applying, ridging and pressing device. A power machine and a transmission are installed on the upper portion of the rack, the hoeing device is installed on the lower portion of the front of the rack, the fertilizer applying, ridging and pressing device is installed behind the connecting position between the rack and the handrail, the power machine drives a ground wheel to rotate through the transmission, the ground wheel drives the hoeing device to rotate for work, the ground wheel rotates to move forward to drive the fertilizer applying, ridging and pressing device to march forward to perform hoeing and soil loosening between rows, close-to-plant even fertilizer applying, ridging on the rows and soil breaking pressing after fertilization application between rows of crops such as corn and cotton, and two-row soil loosening, fertilizer applying, ridging and pressing are completed at a time. Compared with an agricultural tool in the prior art, according to the two-row soil loosening, fertilizer applying, ridging and pressing all-in-one machine, the labor intensity is greatly relieved, and the working efficiency and the working quality are improved.

The invention provides a fertilizing method for a bio-organic fertilizer which utilizes waste produced during processing of fuel ethanol. The fertilizing method comprises the following steps: acquisition of the bio-organic fertilizer: fermenting cassava lees generated in the alcohol production process and having undergone fermentation, and adding strains into the fermented cassava lees; S2, application of the bio-organic fertilizer: applying the bio-organic fertilizer obtained in S1 as a base fertilizer into soil; and S3, topdressing of water and fertilizer: in the later period of crop growth,and spraying the water and fertilizer as topdressing fertilizer on crop leaves by using a foliar fertilizer application method once every 5-7 days, wherein the spraying is performed three times in total. The method provided by the invention not only can meet the requirements of crops on nutrition, but also does not destroy the soil structure, and can reduce diseases and insect pests. The used bio-organic fertilizer is originated from a pure plant source, is high in organic matter content, thorough in fermentation due to quadruple fermentation, free of pathogenic bacteria and capable of reducing the morbidity of crops, and does not burn seedlings; and the used water and fertilizer is originated from a pure plant source, and is prepared by taking biological humic acid as a raw material through reasonable proportioning, so the requirements of crops on nutrients can be met, and nutrient loss can be prevented.