264 results about "Soil tillage" patented technology

The invention discloses a spin milling type multifunctional machine for deeply ploughing and crushing ridges, which is based on a tractor. A hydraulic mechanism and a linking spin milling drill bit device or a cultivation component is arranged on a rear frame of the tractor; the linking spin milling drill bit device is provided with one or more drill bit shafts; spiral hinges are arranged on the drill bit shafts and provided with apical teeth; the linking spin milling drill bit device is provided with a device for preventing a straw from being wound; the hydraulic mechanism drives a spin milling drill bit to move up and down; and a gearbox drives the spin milling drill bit by a connecting rod and a gear. According to the spin milling type multifunctional machine, the drill bit enters intosoil and then vertically cuts, spin mills and crushes the soil and ensures that the soil is automatically suspended to form the ridges; the soil crushing section of the crushed ridge is T-shaped; thelower part of the compacted soil on the ground is in a U-shaped groove, so that the whole layer of the soil is in a loosing state during cultivation; and in addition, the invention plays roles of covering and replacing the soil, increases an active layer, improves the capabilities of preserving moisture and fertility and the permeability of the soil, benefits the utilization of deep growing of the crop root system to water and fertilizer, relatively reduces pests and weeds and ensures that the crop is easy to obtain high and stable yield.

A powered, lightweight soil tillage device, including an elongated hollow support member having a motor and handle at the upper end thereof, and the tillage assembly mounted at the lower end thereof. The tillage assembly comprises a pair of beams which are mounted on opposite sides of a gearbox and driven thereby. The upper ends of the beams are attached to idler or rocker beams so that each of the beams is moved in a generally circular path. Hoe blades or the like are secured to the forward ends of the beams and extend inwardly therefrom so that the hoe blades are disposed one behind the other.

The invention relates to the greenhouse crop planting field, in particular to compound microbes for reducing and disinfecting greenhouse soil and a soil disinfection method, and solves the problem of multiple defects in the prior art. The compound microbes comprise bacteria, actinomycetes, saccharomycetes and moulds. The soil disinfection method includes the steps of selecting June to September as a disinfection period to apply crop straws, organic fertilizer and the compound microbes on the soil after the crops are harvested; deeply plowing soil layers to form small ridges; covering ridge surfaces with plastic film, filling enough water under the film till the soil humidity achieves 100%, and sealing the mulching film and covering the greenhouse plastic film for 20 to 25 days; and uncovering the greenhouse plastic film and removing the mulching film for planting. According to the compound microbes for reducing and disinfecting greenhouse soil and the soil disinfection method, the method is non-toxic, harmless, pollution-free and residue-free, pathogenic bacteria, ova and the like in soil plough layers are killed, soil organics are increased, the soil physical and chemical structure is improved, soil fertility is improved, and good foundation is laid for improving product qualities.

The invention discloses a method for improving soil fertility of a greenhouse and preventing a soil disease. The method comprises a biogas slurry storage step, a soil anaerobic fermentation raw material sowing step, a step of conducting soil tillage on evenly-scattered anaerobic fermentation raw materials, a step of conducting flood irrigation on a cultivated filed through the biogas slurry and water, a step of covering a mulching film for sealing, a step of depressing the greenhouse, and a step of uncovering the mulching film to again conduct soil tillage. The method has no chemical composition residuals, can not damage strain balance of various beneficial bacteria in the soil, does not enable the beneficial bacteria to produce drug resistance, is stable in disinfection effect, can play a role of disinfecting on a deeper soil layer, is low in disinfection cost, can be used in a certain area in large-quantity and high-strength modes, solves the problem that biogas slurry consumption in a biogas project is difficult, improves soil physical and chemical properties and acid-base equilibrium, improves disease-insect resistance of the crop and stress resistance of a bad condition, can kill harmful bacteria, reduces the disease, improves absorption efficiency of the crop on various fertilizer components, improves fertilizer efficiency of the fertilizer and saves fertilizing cost.

The combination of a rolling basket tillage implement and a seed distribution implement is disclosed. A height-adjustable mounting system for a rolling basket soil tillage implement is also disclosed for use with a planter that enables such an implement to be raised above the soil as needed to avoid wet conditions.

The invention discloses a bag-type Chinese yam cultivation method. The method comprises the following steps: a. manufacturing cultivation bags with an uvioresistant non-toxic material; b. opening air holes at the sides of the cultivation bags; c. selecting Chinese yam maternal plants with sparse pores and luster; d. mixing grass carbon, vermiculite and decomposed maize straws, adding with sterilized chicken manure to be taken as a culture medium and filling into the cultivation bags; e. vertically and closely arranging the cultivation bags with a space of 1-1.2m; f. seeding in April of the current year, making a hole in a mixed medium at the upper opening of each cultivation bag, placing a Chinese yam seedling in the hole with head upward, and covering the mixed medium; g. managing in a growing period; and h. harvesting after stem leaves of the Chinese yam are withered at the end of October of the current year. The method can help perform industrial cultivation in places unsuitable for soil tillage; solves the problems of succession cropping obstacle, reduced quality and the like of the Chinese yam by soil cultivation, realizes quality, safety and pollution-free production of the Chinese yam; has the advantages of simple operation, fertilizer and water saving and low cost, and is applicable to large-scale Chinese yam production.

The invention relates to an acidic soil improving agent and an application method thereof. The acidic soil improving agent is prepared by fully and uniformly mixing the following raw materials in percentage by weight: 80-90% of dry carbide slag, 5-15% of plant ash, 1-5% of polyacrylamide and 0.1-0.5% of chitosan, wherein the pH value of a mixture is 12-12.6. The main raw material of the acidic soil improving agent provided by the invention selects the dry carbide slag, thereby realizing comprehensive utilization of industrial solid wastes, having good benefits, turning the wastes into treasures and being in line with national environment-friendly and cyclic economy policies. When the acidic soil improving agent is applied during soil tillage, a soil top application way is adopted in a paddy field and a soil blending application way is adopted in a dry land. The pH value of soil to which the acidic soil improving agent provided by the invention is applied achieves 6-7, the absorption of soil available nutrients by crops is reinforced, the activity of heavy metal ions in the soil can be also inhibited, a soil environment is improved and growth and development of plants are promoted.

The invention provides a full set of dry-finishing direct-sowing rice cultivating technologies which can save labor, increase output, resist fall-down and improve soil and the land farming mud layer. As the dry-cultivation and the dry-finishing are adopted, the soil has good crumb structure, good hydroscopic property and good water permeability, which facilitates to ensure that the seedlings can tiller earlier and more at lower positions and the basic seedlings are sufficient; a high-yield seedling rack can be formed easily without transplanting and seedling mitigating and the mature period can be advanced for 7-10 days. By adopting the technology, the requirement of the rice for water in the middle and last period is looser, the maturing rate is high, the kernel is heavy and big and the land farming mud layer can be kept in an optimum state for ever.

The invention discloses an environment-friendly mulching film easy for recycling and a preparation method thereof. The environment-friendly mulching film easy for recycling has a single layer structure or an A/ B layer structure, and contains, by weight, linear low density polyethylene resin, metallocene polyethylene resin, high density polyethylene and a special anti-aging masterbatch for mulching film; and the special anti-aging masterbatch for mulching film contains, by weight, high-pressure low density polyethylene, powdery linear polyethylene resin, high color black, polyethylene wax, a coupling agent, a polymeric hindered amine light stabilizer, an antioxidant and an acid capturing agent. After crop harvest, the mulching film product remains relatively complete morphology and high strength, is easy for manual or mechanical recycling, and leaves little residue mulch in the soil, so as to protect the soil tillage layer, and reduce the pollution of film residue on the environment.

The invention discloses a rice field-upland field rotation method for achieving no-tillage double cropping of late rice in a spring maize field. The method comprises the steps of early-spring soil tillage and ditching and ditch making, spring maize variety selecting and sowing, spring maize field management, maize harvesting and straw treatment, late rice sowing and seedling raising, late rice seedling bed period management, late rice no-tillage pot seedling transplanting, fertilizer and water management of land for growing field crops and the like. By means of the rice field-upland field rotation method for achieving no-tillage double cropping of the late rice in the spring maize field, successful arranging of double cropping of spring maize and the late rice is achieved, the annual light and temperature resource use ratio is increased, the farming consumption time of crop change of the maize and the late rice is shortened, the mechanical input cost is reduced, the annual grain yield per mu is 1,300 kilograms or above, and the annual benefit per mu is significantly improved.

The invention discloses a soil improvement method based on a calcium-magnesium-silicon-potassium bioactive fertilizer. According to the invention, after soil tillage, an organic water-soluble fertilizer is applied; a slack field is used for on-site piling in the field, wherein a mixture is piled to a height of approximately 30-100cm; the top of the pile is covered with a layer of straws for shading; a soil improvement agent and a soil conditioner are applied; earthworm is inoculated; the calcium-magnesium-silicon-potassium bioactive fertilizer is applied; the soil is plowed once, and the piled product is well mixed by turning; ditching is carried out, and the mixture is applied into the field as a fertilizer; and tillage is carried out once. According to the invention, the fertilizer effect is long. The piled product, the soil conditioner and the soil improvement agent assist in improving soil fertility for a long time. Adopted organic carbon and biologically fermented organic carbon filtrate can provide carbon nutrients for microbes in soil, such that microbe diversity in the soil can be enhanced. The activated calcium-magnesium-silicon-potassium bio-fertilizer assists in improving the trace element utilization rate of crops. The effectiveness of chelated trace elements is improved, and the trace elements can be more easily absorbed by crops.

The invention discloses a cultivation method for rice direct dibble seeding in wedged ditches, which belongs to the field of rice cultivation. In order to solve the problem that yield potential of high-yield high-quality varieties is difficult to fulfill by existing cultivation methods, the cultivation method for rice direct dibble seeding in wedged ditches includes the steps: firstly, tilling soil, namely performing no turning or irrigation after preceding harvesting, and digging a field to obtain a plurality of ditches, wherein row spacing between each two adjacent ditches is 18-22cm, each ditch in a triangular shape is wide end up, each ditch is 5-20cm deep and 3-6cm wide, two sides of each ditch are slopes relative to the horizontal plane, and an included angle between each slope and the horizontal plane is 40 DEG-70 DEG; secondly, post-treating rice seeds; thirdly, performing base fertilizer application, direct dibble seeding, and irrigation; and fourthly, performing field management. The traditional ploughing is replaced with wedging, so that farming intensity is reduced, interference to soil is lowered, energy sources are saved, labor is reduced, seeds for use are few, soilwater retention capacity is high, soil system stable is high, fertilizer utilization rate is high, root system growth environment is improved, and cost reducing, yield increase and efficiency enhancement are achieved.

The invention belongs to the technical field of crop farming and cultivation and discloses a rotation tillage planting method for totally returning double cropping straws of wheat and rice. The rotation tillage planting method for totally returning double cropping straws of wheat and rice comprises: after harvesting wheat, totally crushing and returning the straws; after dry land regulation of a wheat field, filling the wheat field with water and pulping, and maintaining a 1-2 cm inter-field water layer; after weeding, mechanically transplanting rice seedlings; performing fertilizer and water management and pest control in a rice season; after rice is ripe, harvesting rice by a combine-harvester, and totally crushing and returning the straws; and after harvesting, performing tillage and airing and rotary tillage operations, and then sowing wheat. According to the rotation tillage planting method for totally returning double cropping straws of wheat and rice provided by the invention, on the premise of totally returning double cropping straws of wheat and rice, the soil structure and the soil quality are improved by changing a tillage mode of soil in the rice season, so that the planting and growth of a next crop of wheat are not affected. Moreover, in a key production link, mechanical operations are adopted, so that labor intensity and a production cost are lowered substantially, and meanwhile, total returning of the straws facilitates cultivating soil fertility so as to achieve carbon sink effect and reduce environmental pollution.

The invention relates to a novel production method for wheat and corn crop rotation. According to the technical scheme, straws are harvested, cut up and thrown on the surface of a bed, fertilizers are spread on the surface of the bed, rotary tillage is performed on the surface of the bed, the straws and the fertilizers are evenly turned into the soil, corn seeds or wheat seeds are sowed in line, and conventional management is performed. The defects that an existing production method for wheat and corn crop rotation is complex in program, high in requirement, big in investment, strong in limitation and the like are overcome. An original ditch system for wheat (or corn) production serves as a production ditch system for the next crop of wheat (or corn) and is used generally for successive years, and therefore it can be effectively avoided that a soil tillage layer is excessively destroyed. Meanwhile, the straws of the wheat (or corn) are returned to the field completely and can promote yield increasing of the wheat or corn, the ditching process is omitted, the original soil ecology can be kept, damage to the soil structure by excessive tillage is reduced, the excessive water and soil loss of the soil is restrained, seizing of the farming season is facilitated, the production steps are reduced, and production cost is reduced.

The invention discloses a method to slow down water infiltration in sand soil by using polymer hydrosol. The materials of the invention is that acrylate-acryamide copolymer, potassium acrylate-acryamide copolymer, polyacrylamide, water-soluble sodium polyacrylate, potassium polyacrylate with linear structure; the materials are dispersed in water to form the polymer hydrosol; then the polymer hydrosol is taken as soil tackifier to mix with sand and send back to oil surface after wetting and compacting, so as to form a layer of permeability barrier under a soil tillage layer and a plough layer. The method for alleviation water infiltration has an adjustable adding amount of linear polymer according to permeable intensity of sandy soil. The polymer is added into water by ratio, and then water adsorption is carried out while stirring, so as to form hydrosol with viscosity and realize the effects of reducing frictional resistance among sand particles, increasing sand soil weight capacity and filling gaps among sand particles after hydrosol absorbs water and expands.

The invention relates to a coastal saline-alkali soil improving method and belongs to the technical field of saline-alkali soil improvement. The method comprises the following steps that 1, a drainage ditch is built; 2, soil tillage is conducted; 3, drip washing and salt elimination are conducted; 4, the third step is repeated until the salinity and alkalinity are lowered to the specialized range; 5, resin is poured into saline-alkali soil to form a salt prevention layer; 6, the bottom of the drainage ditch is filled with filling materials; 7, soil conditioner and organic fertilizer are applied to the soil. According to the coastal saline-alkali soil improving method, firstly a drainage system is built, soil tillage is conducted, then the tilled soil is subjected to drip washing, after drip washing is conducted repeatedly, the salinity and alkalinity of the soil are lowered quickly, and the method accords with the growth of general plants; due to the fact that fertilizer in the soil is also taken away at the same time of drip washing, the soil is poorer and easier to harden, and therefore, complex fertilizer operation such as application of biological fertilizer is also conducted after drip washing on the soil, so that the fertility of the soil is improved quickly, and the method is suitable for the growth of plants.

The invention relates to a soil tillage depth automatic measurement and synchronous display device for a tillage implement, belonging to agricultural machinery. A tractor is provided with a connecting plate and a soil tillage depth display unit; the front end part of a pendulum bar is hinged with the connecting plate through an axis pin; the back end part of the pendulum bar is provided with a sensor; the sensor and the soil tillage depth display unit are connected with each other through a wire; a sliding bar provided with a roller is installed on the sensor in an up-and-down reciprocating mode; the beam frame of the tillage implement is fixedly provided with a slideway; and the roller and the slideway form a contact fit. The device can be used for automatically measuring and synchronously displaying the soil tillage depth when the tillage implement works, and has the characteristics of simple structure, high degree of automation, operational safety and fewer faults.

The invention provides a soil tillage device with deep scarification and harrow smashing and leveling functions, and belongs to the technical field of agricultural machinery. The soil tillage device comprises a deep scarification device, a harrow smashing and leveling device, a connection mechanism of the deep scarification device and the hollow smashing and leveling device, and a lifting mechanism controlling the working height of the harrow smashing and leveling device. The deep scarification device is arranged on the front part, and the harrow smashing and leveling device is arranged on the rear part. By means of the soil tillage device, the deep scarification device and the harrow smashing and leveling device are organically combined together, the operation cost is reduced, soil compaction caused by repetitive work of agricultural machinery is reduced, and the operation depth is adjusted through the dead weight of the connection mechanism of the deep scarification device and the harrow smashing and leveling device and the dead weight of the harrow smashing and leveling device.

The invention discloses a straw-mulching stubble-cleaning ditching seeding machine. On the basis of a using direction, the straw-mulching stubble-cleaning ditching seeding machine comprises a first roller and a second roller, which are arranged in tandem, and a seeder, wherein a housing baffle is arranged above the first roller and the second roller; a flow distribution plate is arranged between the second roller and the housing baffle; a smashed straw flow channel is formed between the flow distribution plate and the housing baffle; a first knife roll group is arranged on the first roller; a second knife roll group and a plurality of ditching knives are arranged on the second roller; the seeder comprises a plurality of seed dropping pipes; and outlets of the seed dropping pipes are formed on the rear upper part of the second roller. According to the straw-mulching stubble-cleaning ditching seeding machine, straw smashing, straw cleaning, shallow rotation stubble cleaning, seed drilling, straw mulching, ditching, earth covering and seed covering can be accomplished in one-time operation. Straws can be effectively separated from soil cultivation, and soil incompactness caused by a large number of straws within the soil can be prevented, so seeds can be sown in the soil with a good structure, seed sowing quality and the rate of emergence are improved. The straw-mulching stubble-cleaning ditching seeding machine can be applied to modeled cultivation and is comprehensive and wide in popularization prospect.

The invention discloses a three-dimensional protection soil tillage-free deep application method. The method comprises the following steps: detecting and judging the whole layered structure of an operation object; under the condition of no plowing of a plowing layer of soil, according to the layered structure, jetting compressed air into the soil at the concrete operation points by layering for a plurality of times, and deep loosening the soil by spray explosion; and conveying a granular fertilizer while/after deep loosening of the soil by spray explosion at the concrete operation points. According to the invention, the method can realize targeted directional deep application to deep-application-needed plants, so loss and wastes of nutrients are greatly reduced; rolling compaction and damage to the soil due to a plurality of operations of artificial and traditional agricultural machinery are avoided; the problems like volatilization of nitrogen, easy fixation and difficult downward shift of phosphorus and later-period early senescence of perennial crops are sloved; meanwhile, the method is favorable for development of the plowing layer of the soil and improvement of soil fertility, so soil fertility conditions are improved; and the method is beneficial for crop roots to downward grow deep into the soil, so growth amount of the roots is expanded; water and nutrient absorption abilities of crops are strengthened; and agricultural production cost inputs are reduced.

The invention relates to a potato virus-free protospecies big-ridge single-row big-plant-spacing pesticide and fertilizer integrated high-yield breeding method and belongs to the technical field of potato virus-free minitubers. The technical scheme includes that the method includes the following process steps of 1, soil preparation; 2, seed selection; 3, film mulching, seed trapping and medicament seed mixing; 4, seeding; 5, fractional ridging and holing; 6, pesticide and fertilizer applying; 7, height control; 8, seedling killing and harvesting. Measures like big-ridge single-row big-plant-spacing film mulching, whole minituber shallow seeding and multi-time ridging are adopted to enable creeping potato stems to be densely distributed in a soil tillage layer and enable the top ends of the creeping potato steams to expand to form hole-shaped multilayer tuberization, disease-preventing medicament and foliar fertilizer are sprayed at the same time, and equivalent per unit yield of 667m2 reaches 452.3-4150.2kg; 800-1000 grains of virus-free minitubers can be saved, protospecies tubers are uniform in size, overweight big tubers do not exist, bud eyes are uniform in distribution, and tuber utilization rate during protospecies bud cutting is high.