CN115316206A - Planting method for saline-alkali soil forage grass sorghum - Google Patents
Planting method for saline-alkali soil forage grass sorghum Download PDFInfo
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- CN115316206A CN115316206A CN202210633978.6A CN202210633978A CN115316206A CN 115316206 A CN115316206 A CN 115316206A CN 202210633978 A CN202210633978 A CN 202210633978A CN 115316206 A CN115316206 A CN 115316206A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B77/00—Machines for lifting and treating soil
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
- A01C23/042—Adding fertiliser to watering systems
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
- A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- Botany (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention belongs to the technical field of crop cultivation, and discloses a planting method for saline-alkali soil forage grass sorghum, which comprises the steps of selecting a green land, roughly arranging the green land, and tedding the saline-alkali soil by using a tedding equipment system; and improving the saline-alkali soil; after the saline-alkali soil is improved, arranging a ditch on the saline-alkali soil for removing salt; after the treatment of the first step, finely turning over the saline-alkali soil to break the residual soil blocks above the saline-alkali soil, and sampling and testing the saline-alkali soil; finely preparing the saline-alkali soil according to the test result, and performing soil preparation and fertilization; ridging the mulching film, selecting forage grass sorghum seeds in the saline-alkali soil, and treating the forage grass sorghum seeds in the saline-alkali soil; after the treatment of the forage grass sorghum seeds in the saline-alkali soil is finished, sowing; after the seeding is finished, the seedlings are settled after the seedlings emerge; after the final singling is finished, drip irrigation and field management are carried out by utilizing a drip irrigation system. The invention improves the survival rate of the forage grass sorghum seeds in the saline-alkali soil.
Description
Technical Field
The invention belongs to the technical field of crop cultivation, and particularly relates to a planting method for forage grass sorghum in saline-alkali soil.
Background
Forage sorghum generally refers to the bell and hybrids of the sorghum genus cultivated for forage production, typically for annual pasture or hay production crops. The broad concept includes grain-type forage sorghum and grass-type forage sorghum. The sorghum grains are used as concentrated feed for preparing compound feed. High plant height (up to 3.8 m), leafy, upright and cluster (high density). Some varieties have stems as thick as 1.5cm. The leaves are large, the width can reach 4cm, and the length can reach 1m. The color, size and shape of the ear and seed vary greatly with the variety. For example, the ear type is divided into loose and tight. Traditional sorghum is not suitable for being planted and fed in the north, but due to the progress of breeding technology, some late-flowering varieties are bred into regions suitable for the north, and the yield of dry matters in unit is greatly improved. However, when the forage sorghum is required to be planted in saline-alkali soil, the planting technology for the forage sorghum in the saline-alkali soil plays a critical role. However, the existing planting method for the forage sorghum in the saline-alkali soil has low seedling rate, cannot effectively improve the saline-alkali soil and is not beneficial to the growth of forage sorghum seedlings.
Through the above analysis, the problems and defects of the prior art are as follows: the existing planting method for the forage grass sorghum in the saline-alkali soil has low seedling rate, cannot effectively improve the saline-alkali soil, and is not beneficial to the growth of forage grass sorghum seedlings.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a planting method for forage grass and sorghum in saline-alkali soil.
The invention is realized in such a way that the planting method of the forage grass sorghum for the saline-alkali soil comprises the following steps:
selecting a green land, roughly arranging the green land, and tedding the saline-alkali soil by using a tedding equipment system; and improving the saline-alkali soil; after the saline-alkali soil is improved, arranging a ditch on the saline-alkali soil for removing salt;
step two, after the treatment in the step one, finely ploughing the saline-alkali soil to break the soil blocks remained above the saline-alkali soil, and sampling and testing the saline-alkali soil; according to the test result, finely preparing the land and preparing and fertilizing the land;
thirdly, forming a ridge and a mulching film, selecting forage sorghum seeds in the saline-alkali soil, and treating the forage sorghum seeds in the saline-alkali soil; after the treatment of the forage grass sorghum seeds in the saline-alkali soil is finished, sowing;
step four, after the sowing is finished, the final singling is carried out until the seedlings emerge; after the final singling is finished, drip irrigation and field management are carried out by utilizing a drip irrigation system.
Further, in the step one, the specific process for improving the saline-alkali soil comprises the following steps:
paving a certain amount of the saline-alkali soil conditioner suitable for the inland on the ploughed saline-alkali soil, and uniformly mixing the saline-alkali soil with the saline-alkali soil conditioner suitable for the inland through a tedding equipment system;
the method is suitable for controlling the using amount of the inland saline-alkali soil modifier according to the plowing depth and the pH value of the saline-alkali soil.
Further, in the first step, the concrete process of arranging the ditch on the saline-alkali soil is as follows:
digging ditches with a certain depth on a saline-alkali soil planting area, wherein the ditches are divided into main ditches and branch ditches;
the main channels are distributed on two side edges of the saline-alkali soil planting area, branch channels are distributed between the two channels, and the branch channels are respectively vertical to the two main channels;
meanwhile, the branch ditches are arranged at certain intervals;
the main ditch and the branch ditches are respectively trapezoidal ditches, clean saltpeter is laid at the bottoms of the trapezoidal ditches, and shading nets are respectively arranged above the main ditch and the branch ditches.
Further, in step one, the tedding equipment is provided with:
the tedding depth detection module is used for detecting the descending depth of the plowing structure in real time by mounting a displacement sensor on the plowing structure;
the tedding depth adjusting module controls the descending depth of the ploughing structure through a tedding depth adjusting hydraulic cylinder;
the central control module is respectively connected with the tedding depth detection module, the tedding depth adjustment module, the soil block crushing module, the ploughing module and the movement driving module through a controller, and coordinates the normal operation of each module;
the soil block crushing module is used for crushing soil blocks of the saline-alkali soil through a crushing structure;
the plowing module plows the saline-alkali soil through a plowing knife in the plowing structure; and the movable driving module drives the integral tedding equipment through a generator.
Further, in the second step, the detailed and specific process of refining is as follows:
crushing the straws, and returning the straws to the field by using special equipment to enhance the soil fertility and meet the requirements of depth, fineness, penetration, flatness, solidity and water content;
thinning saline-alkali soil particles by harrowing, leveling the ground, loosening the soil and preserving water;
the depth of the harrow is 6-7 cm, and the harrow is harrowed for 3 times to achieve the aims of soil fine crushing, loosening, heat preservation and water retention.
Further, in the second step, the selection of the forage grass sorghum seeds in the saline-alkali soil is performed, and the specific process of treating the forage grass sorghum seeds in the saline-alkali soil is as follows:
selecting large and full saline-alkali soil forage grass sorghum seeds to promote the emergence rate;
before sowing for 3 weeks, airing the forage grass sorghum seeds in the saline-alkali soil; after the airing is finished, coating the saline-alkali soil forage grass sorghum seeds;
and determining the sowing time of the forage grass sorghum seeds in the saline-alkali soil according to the soil quality of the saline-alkali soil and the regional environment of the saline-alkali soil.
Further, in the third step, the specific process of sowing is as follows:
deep-furrow shallow planting is carried out in furrows arranged in the saline-alkali soil, forage grass sorghum seeds in the saline-alkali soil are sown in the furrows, and soil is utilized to be filled in time so as to improve the germination rate.
Further, in the fourth step, the specific process of final singling is as follows:
drip irrigation is carried out in time after seedling emergence, and when 3 or 4 leaves grow out from the forage grass sorghum seedlings in the saline-alkali soil, final singling is carried out;
determining the spacing of the seedlings according to the density of the forage grass sorghum seedlings in the saline-alkali soil, and removing and replacing the seedlings with poor growth;
in the fourth step, the field management specific process comprises the following steps:
when the forage grass sorghum seedlings grow to a certain height in the saline-alkali soil, intertillage weeding is carried out;
after intertillage and weeding are finished, fertilizing and pest control are carried out;
in the fourth step, the drip irrigation system comprises:
the drip speed detection module is used for detecting the frequency of water drops by installing a drip speed sensor in the drip irrigation electric valve;
the drip speed adjusting module is provided with a drip irrigation electric valve in a water conveying pipe network, and the drip irrigation electric valve adjusts the size of an opening according to the growth condition of the forage grass sorghum seedlings in the saline-alkali soil;
the water delivery module is connected with the water tank and the water delivery pipe network through the pump body, delivers water from the water tank to the water delivery pipe network and provides corresponding power for drip irrigation;
the nutrient solution dripping module is used for adding the nutrient solution into a water tank according to a certain proportion through nutrient solution dripping equipment;
and the humidity detection module is used for detecting the environment humidity of the saline-alkali soil forage grass sorghum seedlings by installing a humidity sensor on a water delivery pipeline.
The invention also aims to provide a method for planting the forage sorghum interplanting, which adopts the method for planting the forage sorghum in the saline-alkali soil.
The invention also aims to provide a method for planting salt-tolerant forage grass in saline-alkali sand wasteland by brackish water irrigation, which adopts the planting method for the forage grass in the saline-alkali land.
In combination with the technical solutions and the technical problems to be solved, please analyze the advantages and positive effects of the technical solutions to be protected in the present invention from the following aspects:
first, aiming at the technical problems existing in the prior art and the difficulty in solving the problems, the technical problems to be solved by the technical scheme of the present invention are closely combined with results, data and the like in the research and development process, and some creative technical effects are brought after the problems are solved. The specific description is as follows:
the invention carries out rough land arrangement on the green land and tedding the saline-alkali soil by utilizing the tedding equipment system, thereby effectively increasing the ventilation of the land. The method improves the saline-alkali soil, and arranges the ditches on the saline-alkali soil, so that the salt can be effectively removed, and the method is favorable for planting and growing the forage grass sorghum in the saline-alkali soil. The invention finely ploughs the saline-alkali soil and effectively crushes soil blocks remained above the saline-alkali soil; according to the test result, the invention finely prepares the soil and fertilizes the saline-alkali soil, thereby being beneficial to improving the saline-alkali soil.
Secondly, considering the technical scheme as a whole or from the perspective of products, the technical effect and advantages of the technical scheme to be protected by the invention are specifically described as follows:
the invention improves the survival rate of the forage grass sorghum seeds in the saline-alkali soil and can effectively improve the saline-alkali soil.
Drawings
FIG. 1 is a flow chart of a method for planting forage sorghum in saline-alkali soil according to an embodiment of the invention;
FIG. 2 is a flow chart of a method for improving saline-alkali soil according to an embodiment of the present invention;
FIG. 3 is a flow chart of a method for installing a trench in a saline-alkali soil according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
1. Illustrative embodiments are explained. This section is an explanatory embodiment expanding on the claims so as to fully understand how the present invention is embodied by those skilled in the art.
As shown in fig. 1, the planting method for the forage sorghum in the saline-alkali soil provided by the embodiment of the invention comprises the following steps:
s101: selecting a green land, roughly finishing the green land, and tedding the saline-alkali soil by using a tedding equipment system; and the saline-alkali soil is improved; after the saline-alkali soil improvement is completed, a ditch is arranged on the saline-alkali soil for salt elimination.
S102: after S101, finely ploughing the saline-alkali soil to break soil blocks remained above the saline-alkali soil, and sampling and testing the saline-alkali soil; and (4) finely preparing the saline-alkali soil and preparing and fertilizing the soil according to the test result.
S103: ridging a mulching film, selecting forage grass sorghum seeds in the saline-alkali soil, and treating the forage grass sorghum seeds in the saline-alkali soil; and (5) sowing after the treatment of the forage grass sorghum seeds in the saline-alkali soil is finished.
S104: after the seeding is finished, the seedlings are settled after the seedlings emerge; after the final singling is finished, drip irrigation and field management are carried out by utilizing a drip irrigation system.
As shown in fig. 2, in S101 provided by the embodiment of the present invention, the specific process for improving saline-alkali soil is as follows:
s201: laying a certain amount of modifier suitable for inland saline-alkali soil on the ploughed saline-alkali soil;
s202: the saline-alkali soil and the modifier suitable for the inland saline-alkali soil are uniformly mixed through a tedding equipment system.
The using amount of the modifier suitable for the inland saline-alkali soil is controlled according to the plowing depth and the pH value of the saline-alkali soil.
As shown in fig. 3, in S101 provided by the embodiment of the present invention, a concrete process for installing a trench in a saline-alkali soil includes:
s301: excavating a ditch with a certain depth on a saline-alkali soil planting area, wherein the ditch is divided into a main ditch and a branch ditch;
s302: the main channels are distributed on two side edges of the saline-alkali soil planting area, branch channels are distributed between the two channels, and the branch channels are respectively vertical to the two main channels;
s303: the branch ditches are arranged at certain intervals.
The main ditch and the branch ditches are respectively trapezoidal ditches, the bottom of each trapezoidal ditch is paved with stone saltpeter, and shading nets are respectively arranged above the main ditch and the branch ditches.
In S102 provided by the embodiment of the present invention, the detailed and specific process is as follows:
crushing the straws, and returning the straws to the field by using special equipment to enhance the soil fertility and meet the requirements of depth, fineness, penetration, flatness, solidity and water content;
thinning the soil particles of the saline-alkali soil through a harrow, leveling the ground, loosening the soil and preserving water;
the depth of the harrow is 6-7 cm, and the harrow is harrowed for 3 times to achieve the aims of soil fine crushing, loosening, heat preservation and water retention.
In S101 provided by the embodiment of the present invention, a tedding device is provided with:
and the tedding depth detection module is used for detecting the descending depth of the plowing structure in real time by mounting a displacement sensor on the plowing structure.
And the tedding depth adjusting module controls the descending depth of the ploughing structure through the tedding depth adjusting hydraulic cylinder.
The central control module is connected with the tedding depth detection module, the tedding depth adjustment module, the soil block crushing module, the ploughing module and the mobile driving module through a controller, and coordinates normal operation of all the modules.
And the soil block crushing module is used for crushing soil blocks of the saline-alkali soil through a crushing structure.
The plowing module plows the saline-alkali soil through a plowing knife in the plowing structure; and the movable driving module drives the whole tedding equipment through a generator.
In S102 provided by the embodiment of the present invention, the selection of the forage sorghum seeds in the saline-alkali soil, and the specific process of treating the forage sorghum seeds in the saline-alkali soil are as follows:
selecting large and full saline-alkali soil forage grass sorghum seeds to promote the emergence rate;
before sowing for 3 weeks, airing the forage grass sorghum seeds in the saline-alkali soil; after the airing is finished, coating the saline-alkali soil forage grass sorghum seeds;
and determining the sowing time of the forage grass sorghum seeds in the saline-alkali soil according to the soil quality of the saline-alkali soil and the regional environment of the saline-alkali soil.
In S103 provided by the embodiment of the present invention, the specific seeding process includes:
deep-furrow shallow planting is carried out in furrows arranged in the saline-alkali soil, forage grass sorghum seeds in the saline-alkali soil are sown in the furrows, and soil is utilized to be filled in time so as to improve the germination rate.
In S104 provided by the embodiment of the present invention, the specific process of final singling is:
drip irrigation is carried out in time after seedling emergence, and when 3 or 4 leaves grow out from the forage grass sorghum seedlings in the saline-alkali soil, final singling is carried out;
determining the spacing of the seedlings according to the density of the forage grass sorghum seedlings in the saline-alkali soil, and removing and replacing the seedlings with poor growth.
In S104 provided by the embodiment of the present invention, the field management specifically includes:
when the forage grass sorghum seedlings grow to a certain height in the saline-alkali soil, intertillage weeding is carried out;
and after intertillage and weeding are finished, fertilizing and pest control are carried out.
In S104 provided by the embodiment of the present invention, the drip irrigation system includes:
the drip speed detection module is used for detecting the frequency of water drops by installing a drip speed sensor in the drip irrigation electric valve;
the dripping speed adjusting module is provided with a dripping electric valve in the water pipe network, and the dripping electric valve adjusts the size of the opening according to the growth condition of the forage grass sorghum seedlings in the saline-alkali soil.
The water delivery module is connected with the water tank and the water delivery pipe network through the pump body, delivers water from the water tank to the water delivery pipe network and provides corresponding power for drip irrigation.
And the nutrient solution dripping module is added into the water tank according to a certain proportion through nutrient solution dripping equipment.
And the humidity detection module is used for detecting the environmental humidity of the saline-alkali soil forage grass sorghum seedlings by installing a humidity sensor on a water delivery pipeline.
2. Application examples. In order to prove the creativity and the technical value of the technical scheme of the invention, the part is an application example of the technical scheme of the claims to a specific product or related technology.
The forage sorghum interplanting method provided by the embodiment of the invention adopts the planting method for the forage sorghum in saline-alkali soil.
The embodiment of the invention provides a method for planting salt-tolerant forage grass in saline-alkali sand wasteland by brackish water irrigation.
The above description is only for the purpose of illustrating the present invention and the appended claims are not to be construed as limiting the scope of the invention, which is intended to cover all modifications, equivalents and improvements that are within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A planting method for a forage grass sorghum in a saline-alkali soil is characterized by comprising the following steps:
selecting a green land, roughly arranging the green land, and tedding the saline-alkali soil by using a tedding equipment system; and improving the saline-alkali soil; after the saline-alkali soil is improved, arranging a ditch on the saline-alkali soil for removing salt;
step two, after the treatment in the step one, finely turning over the saline-alkali soil to break the soil blocks remained above the saline-alkali soil, and sampling and testing the saline-alkali soil; according to the test result, finely preparing the land and preparing and fertilizing the land;
thirdly, forming a ridge and a mulching film, selecting forage sorghum seeds in the saline-alkali soil, and treating the forage sorghum seeds in the saline-alkali soil; after the treatment of the forage grass sorghum seeds in the saline-alkali soil is finished, sowing;
step four, after the seeding is finished, the final singling is carried out until the seedlings emerge; after the final singling is finished, drip irrigation and field management are carried out by utilizing a drip irrigation system.
2. The planting method for the forage grass and sorghum in the saline-alkali soil according to claim 1, wherein in the first step, the specific process for improving the saline-alkali soil is as follows:
laying a certain amount of saline-alkali soil conditioner suitable for inland on the ploughed saline-alkali soil, and uniformly mixing the saline-alkali soil and the saline-alkali soil conditioner suitable for inland through a tedding equipment system;
the method is suitable for controlling the using amount of the inland saline-alkali soil modifier according to the plowing depth and the pH value of the saline-alkali soil.
3. The planting method for the forage grass and sorghum in the saline-alkali soil as claimed in claim 1, wherein in the first step, the concrete process of arranging the ditches in the saline-alkali soil is as follows:
digging ditches with a certain depth on a saline-alkali soil planting area, wherein the ditches are divided into main ditches and branch ditches;
the main channels are distributed on two side edges of the saline-alkali soil planting area, branch channels are distributed between the two channels, and the branch channels are respectively vertical to the two main channels;
meanwhile, the branch channels are arranged according to a certain spacing distance;
the main ditch and the branch ditches are respectively trapezoidal ditches, clean saltpeter is laid at the bottoms of the trapezoidal ditches, and shading nets are respectively arranged above the main ditch and the branch ditches.
4. The planting method for the forage grass and sorghum in the saline-alkali soil as claimed in claim 1, wherein in the first step, the tedding device is provided with:
the tedding depth detection module is used for detecting the descending depth of the plowing structure in real time by mounting a displacement sensor on the plowing structure;
the tedding depth adjusting module controls the descending depth of the ploughing structure through a tedding depth adjusting hydraulic cylinder;
the central control module is provided with a controller and is respectively connected with the tedding depth detection module, the tedding depth adjustment module, the soil block crushing module, the ploughing module and the movement driving module, and the normal operation of each module is coordinated;
the soil block crushing module is used for crushing soil blocks of the saline-alkali soil through a crushing structure;
the plowing module plows the saline-alkali soil through a plowing knife in the plowing structure; and the movable driving module drives the whole tedding equipment through a generator.
5. The planting method for the saline-alkali soil forage grass and sorghum according to claim 1, wherein in the second step, the detailed process of fine soil preparation comprises the following steps:
crushing the straws, and returning the straws to the field by using special equipment to enhance the soil fertility and meet the requirements of depth, fineness, penetration, flatness, solidity and water content;
thinning the soil particles of the saline-alkali soil through a harrow, leveling the ground, loosening the soil and preserving water;
the depth of the harrow is 6-7 cm, and the harrow is harrowed for 3 times to achieve the aims of soil fine crushing, loosening, heat preservation and water retention.
6. The planting method for the saline-alkali soil forage grass sorghum according to claim 1, wherein in the second step, the selection of the saline-alkali soil forage grass sorghum seeds and the specific treatment process of the saline-alkali soil forage grass sorghum seeds are as follows:
selecting large and full saline-alkali soil forage grass sorghum seeds to promote the emergence rate;
before sowing for 3 weeks, airing the forage grass sorghum seeds in the saline-alkali soil; after the airing is finished, coating the saline-alkali soil forage grass sorghum seeds;
and determining the sowing time of the forage grass sorghum seeds in the saline-alkali soil according to the soil quality of the saline-alkali soil and the regional environment of the saline-alkali soil.
7. The planting method for the saline-alkali soil forage grass and sorghum according to claim 1, wherein in the third step, the specific process of sowing is as follows:
deep-furrow shallow planting is carried out in furrows arranged in the saline-alkali soil, forage grass sorghum seeds are sown in the furrows, and soil is utilized in time for landfill, so that the germination rate is improved.
8. The planting method for the saline-alkali soil forage grass sorghum according to claim 1, wherein in the fourth step, the specific process of final singling is as follows:
drip irrigation is carried out in time after seedling emergence, and when 3 or 4 leaves grow out from the forage grass sorghum seedlings in the saline-alkali soil, final singling is carried out;
determining the final singling spacing according to the density of the forage grass sorghum seedlings in the saline-alkali soil, and removing and replacing the seedlings with poor growth;
in the fourth step, the field management specific process comprises the following steps:
when the forage grass sorghum seedlings grow to a certain height in the saline-alkali soil, intertillage weeding is carried out;
after intertillage and weeding are finished, fertilizing and pest control are carried out;
in the fourth step, the drip irrigation system comprises:
the drip speed detection module is used for detecting the frequency of water drops by installing a drip speed sensor in the drip irrigation electric valve;
the drip speed adjusting module is provided with a drip irrigation electric valve in a water conveying pipe network, and the drip irrigation electric valve adjusts the size of an opening according to the growth condition of the forage grass sorghum seedlings in the saline-alkali soil;
the water delivery module is connected with the water tank and the water delivery pipe network through the pump body, delivers water from the water tank to the water delivery pipe network and provides corresponding power for drip irrigation;
the nutrient solution dripping module is added into the water tank according to a certain proportion through nutrient solution dripping equipment;
and the humidity detection module is used for detecting the environmental humidity of the saline-alkali soil forage grass sorghum seedlings by installing a humidity sensor on a water delivery pipeline.
9. A method for planting forage sorghum interplanting, which is characterized in that the method for planting the forage sorghum interplanting adopts the method for planting the forage sorghum in saline-alkali soil according to any one of claims 1 to 8.
10. A method for planting salt-tolerant forage grass in saline-alkali sand wasteland by brackish water irrigation is characterized in that the method for planting salt-tolerant forage grass in saline-alkali sand wasteland by brackish water irrigation adopts the planting method for the forage grass in the saline-alkali land according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210633978.6A CN115316206A (en) | 2022-06-07 | 2022-06-07 | Planting method for saline-alkali soil forage grass sorghum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210633978.6A CN115316206A (en) | 2022-06-07 | 2022-06-07 | Planting method for saline-alkali soil forage grass sorghum |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116195396A (en) * | 2023-03-30 | 2023-06-02 | 中国林业科学研究院林业研究所 | Treatment method for improving saline-alkali soil based on ion replacement and salt-tolerant plant operation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116195396A (en) * | 2023-03-30 | 2023-06-02 | 中国林业科学研究院林业研究所 | Treatment method for improving saline-alkali soil based on ion replacement and salt-tolerant plant operation |
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