CN116076216B

CN116076216B - Method, device and preparation for improving farmland water source conservation capacity

Info

Publication number: CN116076216B
Application number: CN202310157347.6A
Authority: CN
Inventors: 曹建生; 沈彦俊; 阳辉; 郭英; 朱春雨; 赵宇寒
Original assignee: Institute of Genetics and Developmental Biology of CAS
Current assignee: Institute of Genetics and Developmental Biology of CAS
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2025-09-16
Anticipated expiration: 2043-02-23
Also published as: CN116076216A

Abstract

The present invention relates to the field of land irrigation technology, and in particular to a method, device, and preparation for improving the water conservation capacity of farmland. The method comprises: a storage area, a delivery pipeline is provided on the storage area, and a crushing part is connected to the middle of the delivery pipeline; a main pipeline is arranged horizontally below the ground surface and is connected to the top of the crushing part through a pipeline, and a plurality of longitudinally arranged branch pipelines are provided at equal intervals along the length direction of the main pipeline, and the branch pipelines are provided with water outlet valves; grooves perpendicular to the branch pipelines are opened on the ground surface along the side areas of the branch pipelines for spreading water conservation preparations; the present invention can meet the irrigation needs of manure, water, and water-soluble fertilizers, thereby eliminating the need for excessive human participation, reducing labor intensity, and effectively improving overall construction efficiency. At the same time, it can be combined with additional water conservation preparations to further improve the water storage and moisture retention capacity of the land.

Description

Method, device and preparation for improving farmland water source conservation capacity

Technical Field

The invention relates to the technical field of land irrigation, in particular to a method, a device and a preparation for improving the conservation capacity of a farmland water source.

Background

The core content of the agricultural green development is green planting and breeding circulation, the green planting and breeding circulation is promoted, the comprehensive utilization of agricultural waste resources is comprehensively implemented, and particularly, the harmless treatment and the resource utilization of livestock and poultry manure are realized, so that the effect of improving the farmland water source conservation function is fully exerted;

In field irrigation, the manure is usually applied by manual watering and fertilizing, or the transportation equipment is used for watering, so that the labor load of workers is increased, and meanwhile, the water conservation preparation is usually applied by manual sowing and watering, so that the construction efficiency is low and the labor intensity is high.

Disclosure of Invention

The invention aims at solving the technical problems, and provides a method, a device and a preparation for improving the conservation capacity of a farmland water source, which can meet the irrigation requirements of fecal sewage, water and water-soluble fertilizer, so that excessive participation of manpower is not needed, the labor intensity is reduced, the overall construction efficiency is effectively improved, and meanwhile, the water conservation capacity of the soil is further improved by matching with the water conservation preparation.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

the storage area is provided with a conveying pipeline, and the middle part of the conveying pipeline is communicated with a crushing part;

the main pipeline is transversely arranged below the ground surface and is communicated with the upper part of the crushing part through a pipeline, a plurality of branch pipelines which are longitudinally arranged are arranged at equal intervals along the length direction of the main pipeline, and water outlet valves are arranged on the branch pipelines;

Grooves perpendicular to the branch pipelines are formed in the ground surface along the lateral areas of the branch pipelines and are used for storing water conservation preparation.

Preferably, the crushing piece comprises a barrel and a rotating shaft, wherein a water outlet and a water inlet are respectively arranged above and below the barrel, two ends of the rotating shaft are rotatably connected with the barrel, two groups of rotating blades are respectively arranged, and the two groups of rotating blades are staggered.

Preferably, a plurality of longitudinal knives are provided along the rotational direction tail of the rotary blade.

Preferably, the horizontal position of the rotary blade is provided with a fixed ring on the cylinder body, and a plurality of vertical plates are arranged along the circumferential direction of the fixed ring.

Preferably, triangular protrusions are arranged on the side faces of the vertical plates.

Preferably, the bottom end of the rotating shaft is provided with an axial flow fan blade, and the water outlet of the cylinder body is provided with a baffle ring.

Preferably, a drainage plate is arranged on the cylinder above the water inlet.

Preferably, the water outlet valve is in rotary connection with the branch pipeline.

The water conservation preparation for the supplementing irrigation device for improving the water conservation capacity of the farmland water source comprises the following steps:

s1, preparing a preparation according to the mass parts, wherein the preparation comprises 20-30 parts of crop straws, 30-40 parts of edible fungus chaff, 5-15 parts of carbon powder, 1-2 parts of ferment bacteria, 1-2 parts of urea, 1-2 parts of diammine phosphate, 1-3 parts of calcium magnesium phosphate fertilizer, 0.3-1 part of zinc sulfate, 0.1-0.3 part of borax and 4.7-40.6 parts of coal gangue;

s2, respectively crushing crop straws, edible fungus chaff and coal gangue, and mixing with carbon powder;

s3, dissolving urea, diammonium phosphate, calcium magnesium phosphate fertilizer, zinc sulfate and borax in 20 parts of water, and adding the mixture;

S4, dissolving ferment bacteria in another 20 parts of water, uniformly adding the solution into the mixture prepared in the steps, naturally composting and fermenting after mixing, and stopping fermenting after 5-8 days at the fermentation temperature of 40-60 ℃ to form gray-white to gray-black floccules;

s5, granulating by a granulator, drying to form a water conservation preparation, and adding the water conservation preparation into a conveying pipeline or putting the water conservation preparation into a groove;

Preferably, the first step comprises the following components, by weight, 20 parts of crop straws, 30 parts of edible fungus chaff, 7 parts of carbon powder, 1.5 parts of ferment bacteria, 1 part of urea, 2 parts of diammine phosphate, 3 parts of calcium magnesium phosphate fertilizer, 0.3 part of zinc sulfate, 0.2 part of borax and 35 parts of coal gangue powder.

Compared with the prior art, the invention has the following advantages:

1. The manure generated in the cultivation process is stored in the storage area, and when the manure is required to be used, the manure is extracted through the internal pump body and sequentially passes through the main pipeline, the branch pipeline and the water outlet valve to finish irrigation requirements of farmlands, so that manual operation is not required, the labor intensity is reduced, and the construction efficiency is improved;

2. in order to avoid the blockage of the pipeline caused by the existence of large objects in the excrement, the whole pipeline is effectively ensured to be normally conveyed by the stirring and crushing of the crushing piece, and the condition of later maintenance operation is reduced;

3. The grooves are formed in the ground, so that crops can be conveniently irrigated, the grooves are formed in the ground, the situations that excrement and sewage directly act on the crops to cause burn injury are avoided, the contact area with the ground is increased, and the permeation efficiency is improved;

4. most of the preparation components are industrial waste or agriculture and forestry residues, the stock is large, the price is low, the production cost is low, and favorable conditions are created for large-scale application;

5. Irrigation of the water conservation preparation is realized through an irrigation device after ditching, so that the operation efficiency is improved, the physicochemical properties of farmland soil are obviously improved, the volume weight of the soil is reduced, the effective pore content of the soil is improved, the soil is loosened, the activity of beneficial microorganisms of the soil is improved, and the formation of biological chains of healthy soil is promoted;

6. After the preparation is fertilized, the water storage and soil moisture conservation capacity of the soil can be effectively enlarged, the regulation capacity of a soil reservoir to natural precipitation can be obviously enhanced, the utilization rate and the utilization efficiency of crops to natural precipitation can be improved, the surface water accumulation and waterlogging of farmlands can be prevented, and the preparation can be widely applied to the modern agricultural production process in northeast areas with black soil, black calcium soil, meadow soil, white slurry soil, dark brown soil and brown soil as main characteristics;

7. the design of the grooves improves soil from top to bottom in a lateral and horizontal two-way manner, shortens the action path, enlarges the contact area, accelerates the improvement speed and promotes the increase of the biological activity of the soil.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a method, apparatus and formulation for improving the conservation capacity of a farmland water source;

FIG. 2 is a schematic diagram of piping connections for a method, apparatus and formulation for enhancing the capacity of a farmland water source to be maintained;

FIG. 3 is a schematic view of a crushing member of a method, apparatus and formulation for enhancing the conservation capacity of a farmland water source;

FIG. 4 is a schematic view of a broken part structure of a method, apparatus and formulation for improving the conservation capacity of a farmland water source;

FIG. 5 is a schematic diagram of the junction of the outlet valves of a method, apparatus and formulation for enhancing the conservation capacity of a farmland water source;

FIG. 6 is a graph of an experimental comparison of a method, apparatus and formulation for improving the capacity of a farmland water source to support.

1, A storage area, 2, a crushing part, 3, a main pipeline, 4, a rotary blade, 101, a conveying pipeline, 201, a cylinder, 202, a rotating shaft, 203, a water outlet, 204, a water inlet, 205, an axial flow fan blade, 206, a baffle ring, 207, a drainage plate, 301, a branch pipeline, 302, a water outlet valve, 303, a groove, 401, a longitudinal knife, 402, a fixed ring, 403, a vertical plate, 404 and a bulge.

Detailed Description

The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.

Example 1

The recharging device for improving the water conservation capacity of the farmland comprises a storage area 1, a main pipeline 3, a plurality of branch pipelines 301, water outlet valves 302, grooves 303, water conservation agents, and a water conservation agent, wherein the storage area 1 is provided with a conveying pipeline 101, the middle part of the conveying pipeline 101 is communicated with the crushing piece 2;

The excrement in the storage area 1 enters the crushing part through the conveying pipeline 101, is crushed by the crushing part and is discharged by the water outlet valve 302, so that the situation of blocking the branch pipeline 301 is effectively avoided while irrigation and fertilization are carried out, and the grooves 303 formed in the ground are prevented from being in direct contact with crops, so that the permeation efficiency is improved;

For the water-soluble fertilizer and the water conservation preparation, the water-soluble fertilizer and the water conservation preparation can be added into the conveying pipeline 101 and irrigated through water flow, so that manual operation is not needed, the working efficiency is effectively improved, the labor intensity is reduced, and the water outlet valve 302 is connected with a rubber hose to facilitate irrigation;

in practical use, different growth periods of crops are different in the use condition of the feces, clear water can be added at the conveying pipeline 101 for dilution in the feces conveying process, so that the integral content is reduced, the crops are convenient to absorb, and meanwhile, the integral design can be used for independently watering and irrigating, and specifically, control valves are respectively added at the outlet of the storage area 1 and on the conveying pipeline 101 for control.

The crushing member 2 comprises a barrel 201 and a rotating shaft 202, wherein a water outlet 203 and a water inlet 204 are respectively arranged above and below the barrel 201, two ends of the rotating shaft 202 are rotatably connected with the barrel 201 and are respectively provided with two groups of rotating blades 4, and the two groups of rotating blades 4 are arranged in a staggered way, the rotating shaft 202 drives the rotating blades 4 to crush the excrement, meanwhile, the water outlet 203 is arranged at the upper part, the water inlet 204 is arranged at the lower part, so that liquid flows from the lower part, the rotating blades 4 are convenient to crush, and the two groups of rotating blades 4 which are arranged in a staggered way effectively ensure the full crushing of the excrement;

In the preferred embodiment, a plurality of longitudinal cutters 401 are arranged at the tail part along the rotation direction of the rotary blade 4, so that the contact area with the excrement is increased, and the crushing efficiency is improved;

In the preferred embodiment, a fixed ring 402 is arranged on the cylinder 201 at the horizontal position of the rotary blade 4, a plurality of vertical plates 403 are arranged along the circumferential direction of the fixed ring 402, and part of water is pushed to diffuse and rotate towards the inner wall of the cylinder 201 during the movement process of the rotary blade 4, so that the excrement is driven to collide with the vertical plates 403 in a contact manner, and the crushing is assisted;

In the preferred embodiment, triangular protrusions 404 are arranged on the side surfaces of the vertical plates 403, and after objects in the feces contact with the protrusions 404, the triangular structure promotes the crushing effect;

In the preferred embodiment, as shown in fig. 3, the bottom end of the rotating shaft 202 is provided with an axial flow fan 205, the water outlet 203 of the barrel 201 is provided with a baffle ring 206, the kinetic energy of the upward movement of the water flow can be improved through the axial flow fan 205, the rotating blade 4 is convenient to crush, and the baffle ring 206 is designed to effectively prevent the water flow from flowing back and impacting after contacting with the top of the barrel 201, so that the water flow can flow smoothly.

In the preferred embodiment, a drainage plate 207 is arranged on the barrel 201 above the water inlet 204 to play a role in guiding flow and keep water flow vertically upwards.

In combination with the illustration of fig. 5, the water outlet valve 302 is rotationally connected with the branch pipeline 301, a plurality of connecting rings are arranged at equal intervals on the end part of the branch pipeline 301 and the water outlet valve 302, and are respectively rotationally connected together, a rubber pad is further arranged in the connecting rings, so that water leakage can be effectively avoided, and meanwhile, a sealing gasket in contact with the connecting rings is further arranged at the bottom, so that the sealing effect is further improved, the rotation function of the water outlet valve 302 is realized, and the water outlet valve 302 is rotated to conveniently irrigate various grooves.

Example 2

A water conservation preparation for a supplemental irrigation device for improving farmland water conservation capacity, comprising the following steps:

s5, after granulating by a granulator, drying to form a water conservation preparation, and adding the water conservation preparation into the conveying pipeline 101 or the groove 303.

The first step comprises the following components of 20 parts of crop straw, 30 parts of edible fungus chaff, 7 parts of carbon powder, 1.5 parts of ferment bacteria, 1 part of urea, 2 parts of diammine phosphate, 3 parts of calcium magnesium phosphate fertilizer, 0.3 part of zinc sulfate, 0.2 part of borax and 35 parts of gangue powder.

Example 3

In a preferred embodiment, the crop straw is corn straw, rice straw or soybean straw;

In the preferred embodiment, after edible fungus chaff is used for producing edible fungus fruiting bodies and the processes of edible fungus fermentation and mushroom production are carried out, macromolecular lignin and cellulose in raw materials are degraded to a certain extent, and the formed chaff is an organic matrix with loose structure and rich nutrition, and the bioactive farmland water source conservation agent produced by using edible fungus waste has the effects of activating soil, loosening soil and increasing the organic biological content in the soil;

In a preferred embodiment, the carbon powder is activated carbon powder, charcoal powder or plant ash;

In the preferred embodiment, the activated carbon powder in the carbon powder is prepared from crop straws and edible fungus waste materials through cold pressing, carbonization and activation, has good air permeability, water permeability and water retention, can provide inhabitation for microorganisms in soil, is beneficial to decomposition of organic matters, increases nutrition components, provides nutrition for crop growth, and simultaneously contains a large amount of mineral elements for improving the soil and promoting good growth of crop root systems;

In the preferred embodiment, the first step comprises the following components of 20 parts of crop straw, 30 parts of edible fungus chaff, 7 parts of carbon powder, 1.5 parts of ferment bacteria, 1 part of urea, 2 parts of diammine phosphate, 3 parts of calcium magnesium phosphate fertilizer, 0.3 part of zinc sulfate, 0.2 part of borax and 35 parts of coal gangue powder.

Example 4

A method of using a farmland water source conservation preparation, comprising:

s1, grooves are formed in a planting area along one side of crops at fixed intervals, and the interval between every two adjacent grooves is 3-5 meters;

s2, filling crushed straw and the preparation in sequence.

In a preferred embodiment, the depth of the groove is 30-50cm and the width is 5-8cm;

in a preferred embodiment, the ditching time of the ditching groove is 6 months, and the height of crops is 30-50cm;

In a preferred embodiment, the length of the crushed straw is 3-5cm, and the backfill amount per extension meter (linear meter) is 3-5 jin.

The components of the preparation are prepared according to the following proportion:

example 5

This example relates to optimization of water source conservation formulation components;

1. Respectively crushing 20 parts of crop straw, 30 parts of edible fungus chaff and 35 parts of coal gangue to 100 meshes, 100 meshes and 60 meshes, and mixing with 7 parts of 100-mesh activated carbon;

2. Dissolving 1 part of urea, 2 parts of diammonium phosphate, 3 parts of calcium magnesium phosphate fertilizer, 0.3 part of zinc sulfate and 0.2 part of borax in 20 parts of water, and adding the solution into an organic mixture of edible fungus waste, coal gangue and active carbon;

3. 1.5 parts of ferment bacteria are dissolved in 20 parts of water, and the solution is uniformly added into the mixture prepared in the second step, and after mixing, natural composting fermentation is carried out, the fermentation temperature is controlled at 45 ℃, and after 6 days, the fermentation is stopped;

4. granulating with a granulator, oven drying or naturally air drying, weighing, and packaging to obtain the final product.

Example 6

A method of using a farmland water source conservation preparation, comprising:

S1, grooves are formed in a planting area along one side of crops at fixed intervals, the interval between every two adjacent grooves is 3 meters, the depth of each groove is 30cm, the width of each groove is 5cm, the ditching time of each groove is 6 months, and the height of the crops is 30cm;

S2, filling crushed straw and the preparation in sequence, wherein the length of the crushed straw is 5cm, and the backfill amount of each extension meter (linear meter) is 3 jin.

Example 7

1. Respectively crushing 30 parts of crop straw, 37 parts of edible fungus chaff and 15 parts of coal gangue to 100 meshes, 100 meshes and 60 meshes, and mixing with 10 parts of 100-mesh activated carbon;

Example 8

A method of using a farmland water source conservation preparation, comprising:

s1, grooves are formed in a planting area along one side of crops at fixed intervals, the interval between two adjacent grooves is 4 meters, the depth of each groove is 40cm, the width of each groove is 7cm, the ditching time of each groove is 6 months, and the height of the crops is 40cm;

S2, filling crushed straw and the preparation in sequence, wherein the length of the crushed straw is 4cm, and the backfill amount of each extension meter (linear meter) is 3 jin.

Example 9

1. Respectively crushing 25 parts of crop straw, 33 parts of edible fungus chaff and 21.4 parts of coal gangue into 100 meshes, 100 meshes and 60 meshes, and mixing with 12 parts of 100-mesh activated carbon;

2.2 parts of urea, 1 part of diammonium phosphate, 3 parts of calcium magnesium phosphate fertilizer, 1 part of zinc sulfate and 0.1 part of borax are dissolved in 20 parts of water, and the solution is added into an organic mixture of edible fungus waste, coal gangue and active carbon;

Example 10

A method of using a farmland water source conservation preparation, comprising:

S1, grooves are formed in a planting area along one side of crops at fixed intervals, the interval between two adjacent grooves is 5 meters, the depth of each groove is 50cm, the width of each groove is 8cm, the ditching time of each groove is 6 months, and the height of the crops is 35cm;

S2, filling crushed straw and the preparation in sequence, wherein the length of the crushed straw is 5cm, and the backfill amount of each extension meter (linear meter) is 4 jin.

Example 11

The preparation comprises 20 parts of crop straw, 30 parts of edible fungus waste, 7 parts of activated carbon, 1.5 parts of ferment bacteria, 1 part of urea, 2 parts of diammine phosphate, 3 parts of calcium magnesium phosphate fertilizer, 0.3 part of zinc sulfate, 0.2 part of borax and 35 parts of coal gangue;

Example 12

The preparation comprises 25 parts of crop straw, 35 parts of edible fungus waste, 12 parts of activated carbon, 1.5 parts of ferment bacteria, 1 part of urea, 2 parts of diammine phosphate, 3 parts of calcium magnesium phosphate fertilizer, 0.3 part of zinc sulfate, 0.2 part of borax and 20 parts of coal gangue;

Example 13

The preparation comprises 30 parts of crop straw, 40 parts of edible fungus waste, 15 parts of activated carbon, 1.5 parts of ferment bacteria, 1 part of urea, 1 part of diammine phosphate, 1 part of calcium magnesium phosphate fertilizer, 0.8 part of zinc sulfate, 0.2 part of borax and 9.5 parts of coal gangue;

Common pig manure and chicken manure are respectively selected as a comparative example 1 and a comparative example 2, and chemical fertilizers (general-purpose type) in the market are selected as a comparative example 3;

The experimental land is characterized in that the land surface is dry and hard, gathers or flows in the land area after water spraying, cannot be absorbed in a penetrating way, and comprises the components of 10.7g/kg of organic matters, 0.3g/kg of total nitrogen, 0.75g/kg of total phosphorus, 13.8g/kg of total potassium, 4.6% of porosity and 2.13g/cm ³ of volume weight;

From the period analysis, the preparation is added by ditching, the ingredients can be absorbed by plant roots within 7-11 days, and the soil is improved within 5-7 weeks, while the comparative example 1 is absorbed by plants within 15-30 days and the soil is improved within 11-12 weeks, but the effect is poor, while the comparative example 2 is similar to the comparative example 1, the comparative example 3 is absorbed by plant roots within 12-20 days and the soil is improved within about 10 weeks, and the conditions of poor effect also exist, and the comparative example 1 and the comparative example 2 need to be combined with other ingredient fertilizers for use, so that the condition of ingredient imbalance is easy to occur;

meanwhile, as for the ditches 303, the experiment is carried out on the land in the same condition in the embodiment 1, and compared with the traditional rotary tillage returning, the ditching speed of the ditching ditches 303 is improved by 20-30%;

As can be seen from comparison, the preparation scheme of the invention can effectively improve the water storage and soil moisture conservation capacity and nutrient components of the land, and simultaneously quickens the soil improvement time, the ferment bacteria have the soil loosening function, and the edible fungus waste, coal gangue and active carbon powder also have the soil loosening function, and are rich in organic matters, nitrogen, phosphorus, potassium and various microelements, therefore, the ferment bacteria can be used as a culture medium base material of the ferment bacteria, so that the ferment bacteria in the unit area of the farmland can be greatly propagated, the soil loosening speed is quickened, the soil loosening range is expanded, the soil loosening effect is enhanced, meanwhile, the edible fungus waste is fermented and decomposed by the ferment bacteria to produce organic matters which are easy to be absorbed by crops, the soil volume weight is reduced by 8.5% -11.5% compared with the contrast, the field water holding capacity is improved by 10% -12% compared with the contrast, the effective storage capacity of a soil reservoir of 1 cm-100 cm is increased by 100 mm-120 mm, the aim of improving the utilization rate of the ferment bacteria is fulfilled, and the components in the resource are partially recycled and the waste is low in cost.

Example 14 (specific application case)

Zone layout

Taking 100 hectares (1000 m×1000 m) of land as an example, 10 hectares (200 m×500 m) of one corner are planned as a cultivation area for cultivating 1 ten thousand cows, and the other 90 hectares are planned as a planting area for planting soybeans.

(II) ditching and straw backfilling in strip shape in planting area

The soybean planting time is about 5 months and 1 day later, the strip ditching time is about 6 months and the height of crops is about 30cm, ditching and ridging soil can not cause crop landfill, the distance between grooves 303 is 3 meters, the depth is 50cm, the width is 8cm, the total ditching length is 30 ten thousand meters, the backfilled straws in the grooves are crushed straws with the length of about 5cm, and the backfilling amount per prolonged meter is 5 jin.

(III) fecal sewage treatment and liquid fertilizer collection in culture area

At the edge of the cultivation area, in the direction close to the planting area, 1 underground sewage collecting pond (length, width and depth are 20 meters, 15 meters and 4 meters), 3 underground anaerobic biogas fermentation ponds (length, width and depth are 20 meters, 5 meters and 4 meters) and 1 underground fertilizer water storage pond (length, width and depth are 20 meters, 15 meters and 4 meters) are respectively built to form a storage area 1 for collecting excrement sewage, anaerobic fermentation and storing fertilizer water.

(IV) fertilizer and water delivery and irrigation

An underground pipe network is built between the cultivation area and the planting area and in the planting area, and consists of a main pipeline 3 with the diameter of 160mm and a branch pipeline 301 with the diameter of 110 mm. The fertilizer water in the storage area 1 is injected into the inlet of the underground pressurized pipeline through the booster pump in the cultivation area, the upper limit of the pressure of the underground pressurized pipeline is set to be 3 atmospheres (30 meter head), the pressure return difference is 1 atmosphere, namely when the pressure in the underground pressurized pipeline is more than 3 atmospheres, the booster pump stops working immediately and starts to circulate again when the pressure drops to 2 atmospheres, and the water outlet valve 302 of the connecting branch pipeline 301 is opened in the planting area to irrigate the groove 303 through the connecting hose, the irrigation amount of the fertilizer water per prolonged meter is 50 liters, and the irrigation period is 7 days.

Example 15

The combined device is used for carrying out fertilization optimization of the water conservation preparation;

The water conservation preparation is arranged in the groove 303 in advance, or is directly stored in the storage area 1 in a proportioning mode, when the water conservation preparation is used, the storage area 1 is pressurized by means of the water pump and transmits liquid into the main pipeline 3 and the branch pipeline 301 through the conveying pipeline, and then the water conservation preparation is sprayed out by the water outlet valve 302 to complete irrigation requirements, wherein the water conservation preparation is added into the storage area 1, irrigation and fertilization are facilitated, and the operation efficiency is improved.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explanation of the principles of the present invention and are in no way limiting of the invention. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included in the scope of the present invention. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. A supplementary irrigation device for improving the water conservation capacity of farmland, characterized by comprising:

A storage area (1), wherein a conveying pipeline (101) is provided on the storage area (1), and a crushing element (2) is connected to the middle of the conveying pipeline (101);

A main pipeline (3), the main pipeline (3) is arranged horizontally below the ground surface and is connected to the upper part of the crushing element (2) through a pipeline, and a plurality of longitudinally arranged branch pipelines (301) are provided at equal intervals along the length direction of the main pipeline (3), and the branch pipelines (301) are provided with water outlet valves (302);

A groove (303) perpendicular to the branch pipeline (301) is opened on the ground surface along the side area of the branch pipeline (301) for storing the water conservation agent;

The crushing element (2) comprises a cylinder (201) and a rotating shaft (202); a water outlet (203) and a water inlet (204) are respectively provided above and below the cylinder (201); both ends of the rotating shaft (202) are rotatably connected to the cylinder (201) and are respectively provided with two groups of rotating blades (4), and the two groups of rotating blades (4) are staggeredly arranged;

A plurality of longitudinal knives (401) are provided at the tail end along the rotation direction of the rotating blade (4);

A fixing ring (402) is provided on the cylinder (201) at the horizontal position of the rotating blade (4), and a plurality of vertical plates (403) are provided along the circumferential direction of the fixing ring (402);

A triangular protrusion (404) is provided on the side of the vertical plate (403);

An axial flow fan blade (205) is provided at the bottom end of the rotating shaft (202), and a retaining ring (206) is provided at the water outlet (203) of the cylinder (201).

2. A supplementary irrigation device for improving the water conservation capacity of farmland according to claim 1, characterized in that a drainage plate (207) is provided on the cylinder (201) above the water inlet (204).

3. The supplementary irrigation device for improving the water conservation capacity of farmland according to claim 1 is characterized in that the outlet valve (302) and the branch pipe (301) are rotatably connected.

4. The water conservation preparation for the supplementary irrigation device for improving the water conservation capacity of farmland according to any one of claims 1 to 3, characterized in that it comprises the following steps:

S1. The preparation is prepared by weight, namely, 20-30 parts of crop straw, 30-40 parts of edible fungus husks, 5-15 parts of charcoal powder, 1-2 parts of enzyme bacteria, 1-2 parts of urea, 1-2 parts of diammonium phosphate, 1-3 parts of calcium magnesium phosphate fertilizer, 0.3-1 parts of zinc sulfate, 0.1-0.3 parts of borax, and 4.7-40.6 parts of coal gangue;

S2, crushing crop straw, edible fungus chaff and coal gangue respectively, and mixing them with carbon powder;

S3, dissolving urea, diammonium phosphate, calcium magnesium phosphate, zinc sulfate, and borax in 20 parts of water, and adding the above mixture;

S4. Dissolve the enzyme bacteria in another 20 parts of water, and evenly add the solution to the mixture prepared in the above step. After mixing, naturally compost and ferment. The fermentation temperature is controlled at 40-60°C. Fermentation is terminated after 5-8 days to form grayish white to grayish black flocs.

S5. After granulation by the granulator, the granules are dried to form a water conservation preparation, which is then added to the conveying pipeline (101) or placed in the groove (303).

5. The water conservation preparation according to claim 4, characterized in that the components in S1 are 20 parts of crop straw, 30 parts of edible fungus husks, 7 parts of charcoal powder, 1.5 parts of enzyme bacteria, 1 part of urea, 2 parts of diammonium phosphate, 3 parts of calcium magnesium phosphate, 0.3 parts of zinc sulfate, 0.2 parts of borax, and 35 parts of coal gangue powder.