CN110622797B - Summer corn and winter rape grass-inhibiting soil moisture conservation sowing method and sowing machine for same - Google Patents
Summer corn and winter rape grass-inhibiting soil moisture conservation sowing method and sowing machine for same Download PDFInfo
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- CN110622797B CN110622797B CN201911000041.XA CN201911000041A CN110622797B CN 110622797 B CN110622797 B CN 110622797B CN 201911000041 A CN201911000041 A CN 201911000041A CN 110622797 B CN110622797 B CN 110622797B
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- 240000000385 Brassica napus var. napus Species 0.000 title claims abstract description 136
- 235000006008 Brassica napus var napus Nutrition 0.000 title claims abstract description 131
- 240000008042 Zea mays Species 0.000 title claims abstract description 116
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 116
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 116
- 235000005822 corn Nutrition 0.000 title claims abstract description 116
- 238000009331 sowing Methods 0.000 title claims abstract description 105
- 239000002689 soil Substances 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 25
- 244000025254 Cannabis sativa Species 0.000 title claims abstract description 24
- 230000002401 inhibitory effect Effects 0.000 title claims abstract description 15
- 239000003337 fertilizer Substances 0.000 claims abstract description 61
- 241000721671 Ludwigia Species 0.000 claims abstract description 37
- 208000003643 Callosities Diseases 0.000 claims abstract description 12
- 206010020649 Hyperkeratosis Diseases 0.000 claims abstract description 12
- 230000004720 fertilization Effects 0.000 claims abstract description 11
- 238000010899 nucleation Methods 0.000 claims abstract description 11
- 238000003306 harvesting Methods 0.000 claims abstract description 9
- 238000009333 weeding Methods 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 241000196324 Embryophyta Species 0.000 claims description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 240000002791 Brassica napus Species 0.000 claims description 9
- 235000004977 Brassica sinapistrum Nutrition 0.000 claims description 9
- 239000005416 organic matter Substances 0.000 claims description 7
- 241001057636 Dracaena deremensis Species 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 6
- 238000001704 evaporation Methods 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 239000002352 surface water Substances 0.000 claims description 6
- 241000209140 Triticum Species 0.000 claims description 5
- 235000021307 Triticum Nutrition 0.000 claims description 5
- 238000003971 tillage Methods 0.000 claims description 5
- 235000013311 vegetables Nutrition 0.000 claims description 5
- 235000013339 cereals Nutrition 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000004009 herbicide Substances 0.000 description 3
- 210000000582 semen Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000002363 herbicidal effect Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 235000011331 Brassica Nutrition 0.000 description 1
- 241000219198 Brassica Species 0.000 description 1
- 241000219193 Brassicaceae Species 0.000 description 1
- 235000019484 Rapeseed oil Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
- A01C5/068—Furrow packing devices, e.g. press wheels
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/08—Machines for both manuring and sowing or both manuring and planting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/06—Seeders combined with fertilising apparatus
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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
- A01G13/00—Protection of plants
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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
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Botany (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Sowing (AREA)
Abstract
The invention belongs to the technical field of sowing technology and sowing machinery, and discloses a grass-inhibiting and soil moisture-preserving sowing method for summer corns and winter rape and a sowing machine used for the method. The main technical characteristics are as follows: the sowing method comprises the steps of preparation, fertilization, sowing, earthing and compacting, growing period and harvesting; the seeder comprises a frame, a fertilizer box, a fertilizer pipe, a fertilizer shovel with a fertilizer outlet at the rear side of the lower part, a seeding furrow opener, a corn seed box, a corn seed sowing device, a seeding soil covering device, a pressing wheel adjusting device and a planting distance adjusting device are arranged on the frame, a winter rape seed box with a plurality of winter rape seed sowing devices is arranged on the frame in front of the corn seed box, a seed homogenizing plate matched with the winter rape seed sowing device is arranged below each winter rape seed sowing device, and each winter rape seed sowing device is arranged between two adjacent seeding furrow openers. The sowing method and the sowing machine utilize different growth periods of different crops, and the weeding operation is not needed in the growth period of summer corn.
Description
Technical Field
The invention belongs to the technical field of sowing methods and sowing machinery, and particularly relates to a grass-inhibiting and soil moisture-preserving sowing method for summer corns and winter rape and a sowing machine used for the method.
Background
Corn is one of three large grain crops in China, and has important significance for grain safety in China and income increase of farmers. Corn plants are tall and big, light and warm, and are generally planted in high-temperature seasons. Herbicide is now commonly used in the growing period of corn where the herbicide is required for the weeding operation. The application of herbicides affects both the environment and the residue of harmful substances.
Winter rape belongs to Brassica of Brassicaceae, also known as semen Sesami semen Brassicae campestris, oleum Sesami semen Brassicae campestris, etc. Winter rape is currently mainly used as an oil crop, and rapeseed oil with pressed grains is widely used. Winter rape belongs to cold crops, cannot resist high temperature, and cannot grow in high temperature seasons.
Disclosure of Invention
The first technical problem to be solved by the invention is to provide a grass-inhibiting and soil moisture-preserving sowing method for summer corns and winter rape which do not need to be weeding by mixed seeds by utilizing different growth periods of different crops.
In order to solve the technical problems, the technical scheme adopted by the invention comprises the following steps:
First step preparation
In the north of the North China plain, summer corns are sowed in the beginning of June to July, a frame of a seeder is connected with a power device, fertilizer is filled into a fertilizer box, corn seeds are filled into a corn seed box, and winter rape seeds are filled into a winter rape seed box;
Second step of fertilizing
The power device drives the frame to advance, the fertilizer shovel ditches, fertilizer in the fertilizer box is discharged from the fertilizer outlet through the fertilizer pipe and the fertilizer shovel, and soil after ditching of the fertilizer shovel is naturally folded;
Third step of sowing
The sowing furrow opener arranged in front of and behind the fertilization shovel is used for ditching again after the fertilization shovel, corn seeds in the corn seed boxes are discharged through the corn seed metering device and fall into ditches opened by the sowing furrow opener, meanwhile winter rape seeds in the rape seed boxes are discharged through the rape seed metering device and are sowed to the ground between two adjacent sowing furrow openers through seed plates;
fourth step of earthing and compacting
The sowing soil covering device is used for covering the corn seeds falling into the ditches opened by the sowing ditcher, and the compacting wheel is used for compacting the corn seeds;
Fifth growing period
The sown corn seeds and the winter rape seeds respectively germinate, the winter rape grows in a corn field, the corn growth speed is higher, the corn plant height is higher than the winter rape plant height in mid-late July, the winter rape leaves cover the ground between the corn row spacing plant distances, the wild grass growth is restrained, and the weeding operation is not needed in the summer corn field; by the beginning of the eighth month at the bottom of July, the air temperature is increased, winter rape is naturally dead, withered winter rape leaves cover the ground, the surface temperature is reduced, the surface water evaporation is greatly reduced, and the growth of weeds is inhibited;
Sixth step harvesting
Harvesting corn, sowing winter wheat and rotting winter rape, rotary tillage and soil filling, and increasing the effective nitrogen and organic matter content of the soil.
The additional technical characteristics are as follows: the sowing amount of the winter rape seeds is 1-1.5 kg/mu.
The second technical problem to be solved by the present invention is to provide a planter for the method.
In order to solve the technical problems, the invention adopts the following technical scheme: the seed sowing machine comprises a frame, wherein a fertilizer box, a fertilizer pipe, a fertilizer shovel with a fertilizer outlet at the rear side of the lower part, a sowing furrow opener, a corn seed box, a corn seed sowing device, a sowing soil covering device, a pressing wheel adjusting device and a plant spacing adjusting device are arranged on the frame, a winter rape seed box with a plurality of winter rape seed sowing devices is arranged on the frame in front of the corn seed box, a seed homogenizing plate matched with the winter rape seed sowing device is arranged below each winter rape seed sowing device, and each winter rape seed sowing device is arranged between two adjacent sowing furrow openers.
The summer corn and winter rape grass-inhibiting and soil moisture preserving sowing method provided by the invention is suitable for sowing summer corn in the north of North China plain and in the beginning of June to July. During sowing, the frame of the sowing machine is connected with a power device such as a tractor, fertilizer is filled into a fertilizer box, corn seeds are filled into a corn seed box, and winter rape seeds are filled into a winter rape seed box. Starting a power device such as a tractor and the like, driving the frame to advance by the power device such as the tractor and the like, ditching by the fertilizer shovel, discharging fertilizer in the fertilizer box from the fertilizer outlet through the fertilizer pipe and the fertilizer shovel, and naturally folding the soil after ditching by the fertilizer shovel. The sowing furrow opener arranged in front of and behind the fertilization shovel is used for ditching again after the fertilization shovel, corn seeds in the corn seed box are discharged through the corn seed metering device and fall into a furrow opened by the sowing furrow opener, and meanwhile winter rape seeds in the winter rape seed box are discharged through the winter rape seed metering device and are broadcasted to the ground between two adjacent sowing furrow openers through the seed homogenizing plate. The sowing earthing device is used for earthing corn seeds falling into the ditches opened by the sowing ditcher, and the compacting wheel is used for compacting the corn seeds. The sown corn seeds and the winter rape seeds respectively germinate, the winter rape grows in a corn field, the corn growth speed is higher, the corn plant height is higher than the winter rape plant height in mid-late July, the winter rape leaves cover the ground between the corn row spacing plant distances, the wild grass growth is restrained, and the weeding operation is not needed in the summer corn field; by the beginning of the eighth month at the bottom of July, the air temperature is increased, winter rape dies naturally, withered winter rape leaves cover the ground, the surface temperature is reduced, the surface water evaporation is greatly reduced, and the growth of weeds is inhibited. Harvesting corn, sowing winter wheat and rotting winter rape, rotary tillage and soil filling, and increasing the effective nitrogen and organic matter content of the soil.
According to the summer corn and winter rape grass-inhibiting soil moisture conservation sowing method provided by the invention, the corn grows in a high-temperature season and the winter rape cannot grow in a high-temperature season by utilizing different crop growth periods. Simultaneously, the corn seeds and the winter rape seeds sowed jointly grow in the early growth period, and the large leaves of the winter rape shield the ground under the corn and inhibit weed growth. Entering a high-temperature season, the corn thrives, winter rape is heated and killed when not flowering, withered winter rape leaves cover the ground, the surface temperature is reduced, the surface water evaporation is greatly reduced, and the growth of weeds is inhibited. After corn is harvested, rotten winter rape is rotary-cultivated into soil, and the effective nitrogen and organic matter contents of the soil are increased. The grass-inhibiting and soil moisture-preserving sowing method for summer corns and winter rape provided by the invention does not need weeding operation in the growth period of summer corns, can also improve the organic matter content of soil, and is beneficial to environmental protection and yield increase. The sowing amount of the winter rape seeds is 1-1.5 kg/mu according to the requirements.
According to the summer corn and winter rape grass-inhibiting and soil moisture conservation sowing method provided by the invention, by utilizing the characteristic that rape cannot normally grow at high temperature in summer, the winter rape is sowed together with winter rape in summer, after seedlings emerge, the plant height of winter rape is lower than that of summer corn in the growth period, winter rape covers the ground, grass is inhibited and soil moisture is preserved, and a sowing machine for sowing summer corn and winter rape in a mixed mode is researched according to the inconsistency of seed grains of the corn and winter rape. The used seeder is characterized in that winter rape seed boxes are additionally arranged on a common corn seeder, the winter rape seed boxes are provided with a plurality of winter rape seed metering devices according to the number of sowing furrow openers, a seed homogenizing plate matched with each winter rape seed metering device is arranged below each winter rape seed metering device, and each winter rape seed metering device is arranged between two adjacent sowing furrow openers. The winter rape seed box, winter rape seed metering ware and even board adopt current seeding structure, and not specifically described here. During sowing, winter rape seeds in the winter rape seed box are discharged through the winter rape seed sowing device and sowed to the ground between two adjacent sowing openers through the seed homogenizing plate, so that sowing is carried out, the growth of corn is not affected, the winter rape growth effect is good, and the shielding effect of winter rape leaves is brought into play.
Drawings
FIG. 1 is a schematic diagram of a seeder used in the method for sowing summer corns and winter rape with grass-inhibiting and soil moisture preserving effects according to the present invention;
Fig. 2 is a schematic diagram of the structure of the winter rape seed tank.
Detailed Description
The method for sowing summer corns and winter rape with grass inhibition and soil moisture conservation and the structure and the specific implementation mode of the sowing machine of the method are further described below with reference to the accompanying drawings.
As shown in fig. 1, the seeder used in the summer corn and winter vegetable grass-inhibiting and soil moisture preserving seeding method comprises a frame 1, wherein a fertilizer box 2, a fertilizer pipe 3, a fertilizer shovel 5 with a fertilizer outlet 4 at the rear side of the lower part, a winter vegetable seed box 7 with a plurality of winter vegetable seed metering devices 6, a seed-mixing plate 8, a seeding furrow opener 9, a corn seed box 10, a corn seed metering device 11, a seeding covering device 12, a pressing wheel 13, a pressing wheel adjusting device 14 and a plant spacing adjusting device 15 are arranged on the frame 1, and each winter vegetable seed metering device 6 is arranged between two adjacent seeding furrow openers 9.
As shown in fig. 2, a winter rape seed box 7 on the frame 1 is provided with a plurality of winter rape seed metering devices 6, and a seed homogenizing plate 8 matched with each winter rape seed metering device 6 is arranged below each winter rape seed metering device 6.
The invention provides a summer corn and winter rape grass-inhibiting soil moisture conservation sowing method which comprises the following steps:
First step preparation
In the north of North China plain, summer corns are sowed from the bottom of six months to the beginning of July, a frame 1 of a seeder is connected with a power device, fertilizer is filled in a fertilizer box 2, corn seeds are filled in a corn seed box 10, and winter rape seeds are filled in a winter rape seed box 7;
Second step of fertilizing
The power device drives the frame 1 to advance, the fertilizer shovel 5 ditches, fertilizer in the fertilizer box 2 is discharged from the fertilizer outlet 4 through the fertilizer pipe 3 and the fertilizer shovel 5, and soil after ditching of the fertilizer shovel 5 is naturally folded;
Third step of sowing
The sowing furrow opener 9 arranged in front of and behind the fertilization shovel 5 furrows again after the fertilization shovel 5, corn seeds in the corn seed box 10 are discharged through the corn seed metering device 11 and fall into furrows opened by the sowing furrow opener 9, meanwhile winter rape seeds in the winter rape seed box 7 are discharged through the winter rape seed metering device 6 and are broadcasted to the ground between two adjacent sowing furrow openers 9 through the seed homogenizing plate 8;
fourth step of earthing and compacting
The sowing soil covering device 12 is used for covering the corn seeds falling into the ditches opened by the sowing ditcher 9, and the compacting wheel 13 is used for compacting the corn seeds;
Fifth growing period
The sown corn seeds and the winter rape seeds respectively germinate, the winter rape grows in a corn field, the corn growth speed is higher, the corn plant height is higher than the winter rape plant height in mid-late July, the winter rape leaves cover the ground between the corn row spacing plant distances, the wild grass growth is restrained, and the weeding operation is not needed in the summer corn field; by the beginning of the eighth month at the bottom of July, the air temperature is increased, winter rape is naturally dead, withered winter rape leaves cover the ground, the surface temperature is reduced, the surface water evaporation is greatly reduced, and the growth of weeds is inhibited;
Sixth step harvesting
Harvesting corn, sowing winter wheat and rotting winter rape, rotary tillage and soil filling, and increasing the effective nitrogen and organic matter content of the soil.
The summer corn and winter rape grass-inhibiting and soil moisture preserving sowing method provided by the invention is suitable for sowing summer corn from the bottom of six months to the beginning of July in the north of North China plain. During sowing, the seeder frame 1 is connected with a power device such as a tractor, fertilizer is filled in the fertilizer box 2, corn seeds are filled in the corn seed box 10, and winter rape seeds are filled in the winter rape seed box 7. Starting a power device such as a tractor and the like, driving the frame 1 to advance by the power device such as the tractor and the like, ditching by the fertilizer shovel 5, discharging fertilizer in the fertilizer box 2 from the fertilizer outlet 4 through the fertilizer pipe 3 and the fertilizer shovel 5, and naturally folding the soil after ditching by the fertilizer shovel 5. The sowing furrow opener 9 arranged in front of and behind the fertilization shovel 5 furrows again after the fertilization shovel 5, corn seeds in the corn seed box 10 are discharged through the corn seed metering device 11 and fall into a furrow opened by the sowing furrow opener 9 through the sowing furrow opener 9, and meanwhile winter rape seeds in the winter rape seed box 7 are discharged through the winter rape seed metering device 6 and are broadcasted to the ground between two adjacent sowing furrow openers 9 through the seed homogenizing plate 8. The sowing and soil covering device 12 is used for covering the corn seeds falling into the ditches opened by the sowing and soil covering device 9, and the compacting wheel 13 is used for compacting the corn seeds. The sown corn seeds and the winter rape seeds respectively germinate, the winter rape grows in a corn field, the corn growth speed is higher, the corn plant height is higher than the winter rape plant height in mid-late July, the winter rape leaves cover the ground between the corn row spacing plant distances, the wild grass growth is restrained, and the weeding operation is not needed in the summer corn field; by the beginning of the eighth month at the bottom of July, the air temperature is increased, winter rape dies naturally, withered winter rape leaves cover the ground, the surface temperature is reduced, the surface water evaporation is greatly reduced, and the growth of weeds is inhibited. Harvesting corn, sowing winter wheat and rotting winter rape, rotary tillage and soil filling, and increasing the effective nitrogen and organic matter content of the soil.
According to the summer corn and winter rape grass-inhibiting and soil moisture conservation sowing method provided by the invention, by utilizing the characteristic that rape cannot normally grow at high temperature in summer, the winter rape is sowed together with winter rape in summer, after seedlings emerge, the plant height of winter rape is lower than that of summer corn in the growth period, winter rape covers the ground, grass is inhibited and soil moisture is preserved, and a sowing machine for sowing summer corn and winter rape in a mixed mode is researched according to the inconsistency of seed grains of the corn and winter rape. The used seeder is characterized in that winter rape seed boxes 7 are additionally arranged on a common corn seeder, the winter rape seed boxes 7 are provided with a plurality of winter rape seed metering devices 6 according to the number of sowing furrow openers 9, a seed homogenizing plate 8 matched with each winter rape seed metering device 6 is arranged below each winter rape seed metering device 6, and each winter rape seed metering device 6 is arranged between two adjacent sowing furrow openers 9. The winter rape seed box 7, the winter rape seed metering device 6 and the seed homogenizing plate 8 adopt the existing sowing structure, and are not described in detail here. During sowing, winter rape seeds in the winter rape seed box 7 are discharged through the winter rape seed sowing device 6 and sowed to the ground between two adjacent sowing openers 9 through the seed homogenizing plate 8, so that sowing is carried out, the growth of corn is not affected, the winter rape growth effect is good, and the shielding effect of winter rape leaves is brought into play.
The method for sowing summer corns and winter rape with grass inhibition and soil moisture conservation and the sowing machine used for the method are not limited to the embodiment, and any modification, equivalent replacement, improvement and the like based on the invention are included in the protection scope of the invention.
Claims (1)
1. The grass-inhibiting and soil moisture-preserving sowing method for summer corns and winter rape is characterized by comprising the following steps of:
First step preparation
In the north of the North China plain, summer corns are sowed in the beginning of June to July, a frame of a seeder is connected with a power device, fertilizer is filled into a fertilizer box, corn seeds are filled into a corn seed box, and winter rape seeds are filled into a rape seed box;
Second step of fertilizing
The power device drives the frame to advance, the fertilizer shovel ditches, fertilizer in the fertilizer box is discharged from the fertilizer outlet through the fertilizer pipe and the fertilizer shovel, and soil after ditching of the fertilizer shovel is naturally folded;
Third step of sowing
The sowing furrow opener arranged in front of and behind the fertilization shovel is used for ditching again after the fertilization shovel, corn seeds in the corn seed box are discharged through the corn seed metering device and fall into ditches opened by the sowing furrow opener, and meanwhile winter rape seeds in the rape seed box are discharged through the rape seed metering device and are sowed to the ground between two adjacent sowing furrow openers through seed homogenizing plates;
fourth step of earthing and compacting
The sowing earthing device is used for earthing corn seeds falling into the ditches opened by the sowing ditchers and winter rape seeds scattered on the ground between two adjacent sowing ditchers, and the sowing earthing device is used for compacting by the compacting wheel;
Fifth growing period
The sown corn seeds and the winter rape seeds respectively germinate, the winter rape grows in a corn field, the corn growth speed is higher, the corn plant height is higher than the winter rape plant height in mid-late July, the winter rape leaves cover the ground between the corn row spacing plant distances, the wild grass growth is restrained, and the weeding operation is not needed in the summer corn field; by the beginning of July at the bottom of eight months, the air temperature is increased, winter rape dies naturally, withered rape leaves cover the ground, the surface temperature is reduced, the surface water evaporation is greatly reduced, and the growth of weeds is inhibited;
Sixth step harvesting
Harvesting corn, sowing winter wheat and rotten winter rape, rotary tillage and soil filling, and increasing the effective nitrogen and organic matter content of the soil;
The sowing quantity of the winter rape seeds is 1-1.5 kg/mu;
The seeder comprises a frame, wherein a fertilizer box, a fertilizer pipe, a fertilizer shovel with a fertilizer outlet at the rear side of the lower part, a seeding furrow opener, a corn seed box, corn seed metering devices, a seeding covering device, a pressing wheel adjusting device and a plant spacing adjusting device are arranged on the frame, a winter vegetable seed box with a plurality of rape seed metering devices is arranged on the frame in front of the corn seed box, a seed homogenizing plate matched with the rape seed metering devices is arranged below each rape seed metering device, and each rape seed metering device is arranged between two adjacent seeding furrow openers.
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| CN201911000041.XA CN110622797B (en) | 2019-10-21 | 2019-10-21 | Summer corn and winter rape grass-inhibiting soil moisture conservation sowing method and sowing machine for same |
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| CN112492904B (en) * | 2020-11-30 | 2023-04-18 | 吉林省农业科学院 | Drought-resistant planting device for corns |
| CN114303534B (en) * | 2021-12-30 | 2023-05-12 | 无棣优胜种植专业合作社 | Deep fertilization secondary compacting full-width seed-sowing machine and sowing method |
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| CN105075591A (en) * | 2015-07-31 | 2015-11-25 | 中国科学院遗传与发育生物学研究所 | Method for rotation planting cultivation of winter wheat and summer corn |
| CN105557102A (en) * | 2015-12-24 | 2016-05-11 | 山东农业大学 | Broad-seedling-width precision sowing machine with functions of double rotary tillage and proportional layering fertilization |
| CN109429947A (en) * | 2018-07-26 | 2019-03-08 | 贵州省土壤肥料研究所 | A kind of suitable Rocky Desertification Region oil-beautiful double cropping conservation tillage cultivation method |
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