48 results about "Irrigation technique" patented technology

The invention discloses a cultivation method of cotton by drip irrigation under a plastic film. The method includes yield composition, variety selection, cotton plant growth and development progress, quality indicators, pre-seeding land preparation, seed treatment, seeder preparation, seeding method selection and field management. Compared with a conventional basin irrigation technique, the cultivation method of cotton by drip irrigation under the plastic film has the advantages that water is saved by 3-5% per mu, and seed cotton yield per unit is increased by 30-50kg/mu; meanwhile, cotton quality is improved, planting varieties suitable for being harvested by a cotton picker are selected, and cotton picking cost is lowered through machine picking and is reduced by 400-450RMB per mu; by the application of the method, income of cotton growers is greatly increased by 3-5%, and quality of processed cotton can be further improved.

Herbicidal compositions are disclosed comprising an effective amount of flufenacet, pendimethalin and diflufenican. A method of controlling harmful plants is disclosed. The compositions may be used flexibly, e.g., in post-emergent and/or pre-emergent applications. The compositions may be used prior to sowing a crop. The compositions may provide enhanced compatibility with crops. The compositions may be used on different soil types, e.g., with high-organic matter soils and/or at different soil depths, e.g., at shallow soil depths. The compositions may be used against herbicide-resistant plant species, for example EMR and TSR-resistant species and/or may be used for resistance management. The compositions may be used with various irrigation techniques.

An irrigation technique that can be used to increase the flow of fluid through the trabecular meshwork and to deliver a therapeutic agent or compound directly into the trabecular meshwork. Pulses of relatively high pressure irrigating balanced salt solution containing a therapeutic agent or compound can be directed at the trabecular meshwork. These pulses can be focused, or applied over a larger area. Such a technique may be practiced using the herein disclosed tip with commercially available surgical handpieces.

Herbicidal compositions are disclosed comprising an effective amount of flufenacet, diflufenican and metribuzin. A method of controlling harmful plants is disclosed. The compositions may be used flexibly, e.g, in post-emergent and/or pre-emergent applications. The compositions may be used prior to sowing a crop. The compositions may provide enhanced compatibility with crops. The compositions may be used on different soil types, e.g., with high-organic matter soils and/or at different soil depths, e.g., at shallow soil depths. The compositions may be used against herbicide-resistant plant species, for example EMR and TSR-resistant species and/or may be used for resistance management. The compositions may be used with various irrigation techniques.

The invention relates to an agricultural planting method and a special sowing machine thereof, in particular to a high-ridge ridge-side double-row film-mulching and drop-irrigation planting method. The method comprises planting techniques of soil preparation prior to ploughing, mechanical ridging, ridge-side sowing, ridge shaping, drop irrigation under films, mulching film coverage and the like; advanced planting techniques of all dry farming are organically combined, so that a new water-saving irrigation technique that a ridge-planting film-mulching micro-flow-collection planting technique and a drop irrigation technique are combined is found; on the other hand, a ridge-planting film-mulching planting technique is extent and deepened. The high-ridge ridge-side double-row film-mulching and drop-irrigation planting method has the characteristics that potato seedlings emerge earlier; as the growth period can be prolonged, the yield of potatoes is improved remarkably; earth can be directly arranged on the planted potatoes in a covering way, so that the films are pressed; the potato seedlings can emerge by breaking the films in an ejection way without being exposed by manpower.

Herbicidal compositions are disclosed, comprising an effective amount of flufenacet, pendimethalin and metribuzin. A method of controlling harmful plants is disclosed. The compositions may be used flexibly, e.g, in post-emergent and/or pre-emergent applications. The compositions may be used prior to sowing a crop. The compositions may provide enhanced compatibility with crops. The compositions may be used on different soil types, e.g., with high-organic matter soils and/or at different soil depths, e.g., at shallow soil depths. The compositions may be used against herbicide-resistant plant species, for example EMR and TSR-resistant species and/or may be used for resistance management. The compositions may be used with various irrigation techniques.

The invention relates to an agriculture water and soil improvement irrigation and drainage system. The building process of the system is as follows: saline and alkaline land is leveled, pipe ditches are dug along the surface slope in the fields, the ditch slope is 0.5-5%, the ditch space is 10-30m, the ditch width is 10-60cm, the depth is 50-200cm, 5-10mm fine sand is paved on the bottoms of the ditches, the hard pipe diameter is 10-30cm, pipe bodies are punched, the hole diameter is 2-5mm, and gaps account for 2-10% of superficial areas of the pipe bodies; 2-5 layers of permeable geotextiles are used for covering the outer sides of the pipe bodies, hard pipes are placed in the ditches in which cushions are placed, one ends, located at the high terrain, of the hard pipes are 20-30cm higher than the ground, pipe heads are capped, sundries are prevented from entering the pipes, 10-30cm of the 5-10mm fine sand is filled in the hard pipes paved in the ditches, pipe bores are prevented from being blocked, and the ditches are filled, leveled up and compacted by using soil. By using the drainage system, the drainage efficiency is high, the desalting efficiency is obviously improved, the controllability of the technology is enhanced, a trickle irrigation localized irrigation technique is fully exerted, water can be greatly saved, the floor area of the drainage system is reduced, and the desalting efficiency is improved.

The invention discloses a method for planting lawn on saline-alkali land. The method comprises the following steps of firstly leveling the terrain of the selected saline-alkali land; then laying salt draining hidden pipes; mounting a brackish water desalination system, and desalting raw water of the saline-alkali land and collected saline water into fresh water provided for irrigation, so that brackish water of the saline-alkali land is reasonably utilized, and fresh water transporting cost can also be reduced; planting lawn, selecting salt-resistant varieties, improving soil with water agents and powder agents of saline-alkali land improving agents, and providing organic matters and trace elements, which are required for the growth of plants; and besides, continuously supplying water in a real-time and automatic manner at appropriate time and in an appropriate amount by using a drop irrigation-micro jet irrigation technique. According to the method for planting the lawn, fewer water resources are consumed, the survival rate is high, and growth conditions are good.

The invention relates to a method for planting trees by root irrigation. The method comprises the following steps: preparing trees that need to be planted, peeling off soil from a main root and/or outer ends of more than one lateral roots of the tree, wrapping the exposed main root and/or the outer ends of more than one lateral roots of the tree respectively with a waterproof film, respectively inserting a liquid transport tube into each waterproof film, and connecting a liquid inlet of each liquid transport tube with a container filled water or nutrient solution for trees; digging tree wellsfor planting trees and burying the roots of the tree together with the waterproof film and the liquid transport tube in the tree well with soil; enabling water filled in the container for transportingliquid to flow towards the main root and/or the lateral roots wrapped with the waterproof film of the tree so as to directly deliver water to the main root and/or the lateral roots wrapped with the waterproof film of the tree. The purpose is to provide a method for planting trees by root irrigation, which is better than a drop irrigation technique in saving water, capable of satisfying growth andliving needs of the tree with a very small quantity of water, and capable of effectively improving the survival rate of transplanting the taller trees or the trees with well-developed root systems.

The invention relates to a planting bed irrigation device utilizing the capillary action of a planting medium, belonging to the field of hydraulic engineering, wherein the IPC international patent class number is E02B 13/00. The planting bed irrigation device comprises a planting nursery bed, a nutrient fluid tank, a water supplying and pressurizing device, a water supply pipeline, a fertilizing device, a water discharging pipeline, an ultraviolet disinfection device, an intelligent controller and the like. The irrigation water treated by the ultraviolet disinfection device enters the nursery bed under the control of the intelligent controller. After optimal soaking time is achieved, a water discharging valve is opened, and the residual water enters a water storage tank by a discharged water collecting system and then treated by the ultraviolet disinfection device to be qualified so as to be used as water for next nursery bed or next irrigation. By adopting the planting bed irrigation device provided by the invention, the problems that the utilization efficiency of irrigation water is low, water distribution in the planting medium is not uniform, the relative humidity in the facility is not easy to control, the nutrient fluid is easily sprayed to flowers and leaves to cause burn and influence economic benefit, the labor management and maintenance cost is high and the like of the traditional irrigation technique for the facility flowers are overcome.

The embodiment of the invention relates to a brackish water irrigation method for lyciumbarbarumin salinized irrigation areas, and relates to an irrigation technique for lyciumbarbarumin salinized irrigation areas. On the premise that the content of salt of soil is reduced, the requirements of lyciumbarbarumon water in the growth period can be met, and at the same time the medicinal quality of lyciumbarbarum is effectively improved. The brackish water irrigation method comprises the following steps: irrigating by using yellow river canal water of which the mineralization degree is 0.4-0.8g/l for first irrigation and second irrigation, irrigating by using brackish water of which the mineralization degree is 3-4g/l for third irrigation and fourth irrigation, and irrigating by using yellow river canal water of which the mineralization degree is 0.4-0.8g/l for fifth irrigation.

The present invention relates to a cotton planting and water-saving irrigation technique. It is characterized by that said invention makes the cotton seedling cultivation and transplantation technique be organically combined with underground drip irrigation technique so as to form the invented cotton transplantation underground drip-irrigation technique. Said invention also provides the concrete technical requirement and concrete operation steps of said cotton transplantation underground drip-irrigation technique.

The invention relates to the technical field of agriculture, in particular to a method of producing high-quality rice on cold lands. High-quality varieties are selected, a high-yield collective quality cultivation technique of high-quality rice, a scientific fertilization and irrigation technique, a disease and pest damage control technique and a due-time harvesting and reasonable drying techniqueare implemented, and therefore, rice yield is increased, rice quality is improved, high-quality rice is produced and market competitiveness is enhanced.

The invention discloses a circular micro-bubble generating device, which comprises a micro-bubble generating cavity, a Venturi pipe micro-bubble generator, a pressure cavity and a circulating pipeline, wherein the micro-bubble generating cavity, the pressure cavity and the circulating pipeline are sequentially communicated end to end to form a circular passage; the micro-bubble generating cavity is communicated with a water tank via a water pump; the pressure cavity is communicated with a main irrigation pipe; the Venturi pipe micro-bubble generator is arranged in the micro-bubble generating cavity and communicated with an air filling pump via an air pipe; a front valve is arranged on the circulating pipeline; a rear valve is arranged on the main irrigation pipe; a front pressure gauge and a rear pressure gauge are respectively arranged in the micro-bubble generating cavity and the pressure cavity. The circular micro-bubble generating device adopts a simple structure, has a remarkable micro-bubble oxygen addition effect, can adopt a photovoltaic-wind power generation equipment to supply power, protects the environment, saves energy, not only can be used as the oxygen addition and irrigation technique, but also can be applied to efficient oxygen addition of aquaculture, effectively overcomes the defects that a breed oxygen supply system is low in efficiency and high in energy consumption, and can be used as an oxygen addition station of polluted water body to accelerate the degradation of harmful substances.

The invention provides a water and fertilizer integrated drop irrigation management system based on Internet of Things and relates to the technical field of agricultural irrigation. A moveable control device is connected with an adjusting module; a control center module comprises a data analyzing treating module, a data storage module, a data transmission module and a data sharing module; the data analyzing treating module is connected with the data storage module; the data storage module is connected with the data sharing module and the data transmission module. The whole-process real-time monitoring for the water and fertilizer integrated drop irrigation technique can be realized; the information feedback and action feedback can be performed on the existing problem at any time, so that the deviation existing in the water and fertilizer integrated process can be adjusted; the water and fertilizer integrated drop irrigation efficiency is greatly increased.

The invention relates to a method for controlling a desert by constructing an artificial water system and planting plants, belonging to the field of desert control, ecological restoration and the like. The method aims at solving the problem of water shortage when trees are planted in the desert and creating conditions for desert greening. Desert control is a well-known worldwide problem. A method for fundamentally controlling the desert is to plant trees. However, the desert severely lacks for water, the rainfall is scarce, the survival rate of the trees planted in the environment is extremely low and the wish of controlling the desert is difficult to realize. The invention provides the method for controlling the desert by constructing the artificial water system and planting the plants. The method can fundamentally solve the problem of water shortage in the desert. By supplying water through water sources such as underground water, rivers, lakes, wetlands, accumulated water in low-lying lands, snow melt water and the like, by using main pipes, branch pipes, sub-branch pipes and the like to deliver the water deep into the desert and by adopting a micro-irrigation technique to realize irrigation, the water supply to the plants planted in the desert areas can be ensured and therefore the desert can be turned into an oasis.

The invention discloses a swallow nest type vertical greening method. The swallow nest type vertical greening method is characterized by comprising the steps of 1) carrying out construction of an impervious element (7), 2) mounting uprights (2a, 2b, 2c), 3) mounting a water feed system (3), 4) mounting a swallow nest (1), 5) loading planting soil (5) and 6) planting plants (6). Members used in the swallow nest type vertical greening method all can be prefabricated, simple in structure and very convenient for field installation construction, and can be formed into various vertical greening systems according to design sizes; the swallow nest type vertical greening method achieves the purpose of utilizing the high-altitude space of a side vertical face of a building (structure) by virtue of the upright structure, achieves the purposes of loading the planting soil and planting plants at a high altitude by virtue of the swallow nest structure and solves the problem of high-altitude watering by virtue of a trickle irrigation technique. The swallow nest type vertical greening method can be widely applied to the three-dimensional greening fields such as a building wall space, a structure vertical face, an indoor wall space and various side slope surfaces. The swallow nest type vertical greening method achieves the greening effect while the vertical face of a building or a structure is protected.

The invention relates to a method for producing nylon 6 lifter transmission wheel. Wherein, it uses aminocaprolactam as mother material, uses accelerant at 1.2-16g of each kilogram mother material, solidifier at 3-4ml of each kilogram mother material, and toner at 0.45-0.55g at each kilogram mother material; first preparing active molecule, adding solidifier, and using eccentric irrigation technique to obtain the blank of nylon 6 lifter transmission wheel, processing the internal stress, mechanically processing to obtain the final wheel. The inventive product has low density, low weight, stable operation and high mechanical strength, etc. And its yellow is formed by adding HRPA paint, to reduce cost.

The invention provides a high-efficiency irrigation coupling technique device based on TCC (Total Channel Control). The high-efficiency irrigation coupling technique device comprises an integrated automatic measurement and control gate (13), a sedimentation tank (17), a clean water pond (22), a pump house (24), a field irrigation canal system (25) and a changed downstream water level sensor (20). The high-efficiency irrigation coupling technique device is characteristics that an integrated measurement and control gate downstream water level sensor (11) in the structure of the integrated automatic measurement and control gate (13) in the TCC is separated, and is transplanted in the clean water pond (22) at the head part of a demonstration core area through a data line (19), so that the water level of the water pond can be automatically controlled through the gate, the purpose of controlling a field automatic high-efficiency water-saving irrigation system is further achieved, and perfect coupling between the TCC and the field automatic irrigation technique is realized. By means of an accurate metering way and a total channel control characteristic, the utilization rate of agricultural irrigation water is improved.

The invention discloses an irrigation method for grapes. The irrigation method comprises the steps of dissolving fertilizers in water, carrying out irrigation, carrying out irrigation twice at a germination stage in spring, carrying out irrigation twice at a blossoming and fruit setting stage, carrying out irrigation for 2 to 3 times at a fruit swelling stage, carrying out irrigation for 3 times at a berry ripening stage, and carrying out irrigation once after harvesting. By using the irrigation method disclosed by the invention, the nutrient availability can be improved; the nutrient absorption of the grapes is enhanced; the supply volume of the fertilizers and water is reduced; the loss of moisture and nutrients is reduced; the damage to root systems and leaves of the grapes caused by saline matters is prevented; the hardening of soil is reduced; and the infestation caused by weeds, the pollution to underground water caused by the fertilizers, and the like are reduced.

The invention discloses a technical agricultural drop irrigation system implemented on the basis of the internet of things and an implementing method of the technical agricultural drop irrigation system. The technical agricultural drop irrigation system implemented on the basis of the internet of things comprises a controller, a plurality of drop irrigation devices, a GPS positioning module, a first wireless communication module, a second wireless communication module and a user control management terminal, wherein the GPS positioning modules are in one-to-one correspondence to the drop irrigation devices; the user control management terminal is in data transmission connection with the controller through the first wireless communication module; and the controller is respectively in data transmission connection with the corresponding drop irrigation devices and the corresponding GPS positioning modules through the second wireless communication module. Remote control and implementation of the drop irrigation devices is realized by the technology of the internet of things, the structure principle is simple, the amount of water for irrigating crops is intelligently controllable, and rapid growth of plant root systems can be facilitated.

The invention discloses a calculation method of a moisture coupling drip-irrigation aeration rate. The calculation method is characterized in that a quantitative relation between the aeration rate Ca and parameters such as drip-irrigation zone frictional head loss hf, inside diameter d, orifice expand coefficient k, multiple-outlet coefficient F, length L and total output flow Q is obtained, and the moisture coupling drip-irrigation aeration rate can be calculated by obtaining the parameters which are easy to measure and utilizing a provided calculation formula. The calculation method provides a support for researching the moisture coupling drip-irrigation aeration rate and provides conditions for further improving a novel irrigation technique.

The invention discloses a corn planting method for good drought resistance, belongs to the technical field of agricultural planting, and in particular relates to a corn planting method. The invention provides a method for planting corn which is good in drought resistance, easy in pollination and full in granule. The corn planting method for good drought resistance comprises the following steps: I, finely preparing soil, namely, preparing ridges and retaining water simultaneously so as to achieve a sowing state; II, sowing seeds in an optimal corn sowing period, namely, April 20 to May 1; III, additionally applying organic fertilizers, wherein the fertilizer for improving the drought resistance of crops comprise macroelements and trace elements essential for growth and development of the crops, and the content of organic matters of the soil can be increased; IV, performing a sprinkling irrigation technique, due to sprinkling irrigation, not only is irrigation land water saved, but also the irrigation mode is approximate to natural water fall, and water can be relatively uniformly sprayed; V, performing biological prevention and treatment, namely, preventing and treating chilo suppressalis by using trichogramma, applying prevention and treatment eggs of the trichogramma twice in a peak period of imagoes, and supplying 150 thousand of the trichogramma per hour.