119results about How to "Uniform emergence" patented technology

An on-the-go monitor and control means and method for an agriculture machines includes on-the-go soil sensors that can be used to control tillage and seeding depth. On seeder implements, the sensors provide information that affects uniform plant emergence.

The invention provides a long grained seed steering precision seeding device comprising a plug conveyer belt, a directional seed delivering device, a directional seed dividing mechanism and an air-aspiration seeding mechanism, wherein the directional seed delivering device and the direction seed dividing mechanism are connected and are arranged at the same side of the plug conveyer belt; the air-aspiration seeding mechanism is arranged above the plug conveyer belt; a seed delivering slide way is arranged in the tangential direction of the edge of the directional seed delivering device; the seed delivering slide way and the directional seed dividing mechanism are connected; and the plug conveyer belt, the directional seed delivering device, the directional seed dividing mechanism and the air-aspiration seeding mechanism are fixed on a stand. The invention also provides a seeding method for realizing the seeding device; long grained seeds are delivered and absorbed into the hole of a plug respectively by the directional seed delivering device, the directional seed dividing mechanism and the air-aspiration seeding mechanism, thereby realizing precision seeding. The invention can provide seedlings with even germination and uniform cotyledon direction for melon crop full automatic engrafting devices and other equipment and has the advantages of high work productivity, stable work quality and the like.

The invention discloses a method for performing segmented seedling thinning on millet by use of a herbicide. A first millet kind only resistant to a sethoxydim herbicide, a second millet kind only resistant to a imazethapyr herbicide and a third millet kind both resistant to the sethoxydim herbicide and the imazethapyr herbicide are mixed according to the proportion of a seeding rate (0.8-1.2): (0.8-1.2): (0.8-1.2) to form a mixed millet kind for sowing, and after emergence of seedlings, chemical seedling thinning is realized through praying the corresponding herbicides, wherein one half of the first millet kind only resistant to the sethoxydim herbicide and one half of the second millet kind only resistant to the imazethapyr herbicide are selected and processed by use of a prometryn herbicide, and the millet subjected to processing by use of the prometryn herbicide dies naturally after 2-3 leaf stages after emergence of the millet seedlings. According to the invention, the seedling thinning method is simple, the condition of a too large seedling number or high seedling density does not occur later, the working strength of farmers is greatly mitigated, the number of the seedlings can be flexibly controlled, segmented seedling thinning is realized, and seedling emergency uniformity is guaranteed.

An open field high-quality and high-efficient cultivation technique of broccoli is characterized by comprising the steps of soil preparation, ridging, seedling culture, transplanting and field planting, management and the like. The cultivation technique solves the problems that under a traditional cultivation and planting mode of cauliflower, emerging seedlings are easily affected by the environment and are not orderly, the sizes of the seedlings are not uniform, the rejuvenation period is long after transplanting, leafy heads grow badly, leaves warp and become misshapen easily, plants do not form the spherical shape, and the plants have many diseases and rot in the early and later periods. The open field high-quality and high-efficient cultivation technique is suitable for open field planting of broccoli.

The invention relates to the field of crop planting, and discloses an oilseed rape seedling-raising transplanting method. The method includes: selection of rape seeds, once mechanical sowing seedling-raising, management of seedling beds, and field transplanting; the once mechanical sowing seedling-raising includes using a seedling bed sowing machine having a sowing assembly, a rotary tillage assembly and a disc plough to complete turning over, ditching, fertilizing, sowing and soil covering once. The area ratio of the seedling beds and the field is 1:9-10; a base fertilizer is a compound fertilizer, and the use amount of the base fertilizer is 450-525 Kg/hm<2>; the compound fertilizer includes at least 15 wt% of nitrogen elements, phosphorus elements, and potassium elements respectively. According to the method, the oilseed rape planting method can be simplified, and the labor intensity of artificial planting can be relieved; an improved seedling bed sowing machine is used to perform sowing, the seedling emergency is neat and even, high seedlings and weak seedlings can be reduced, the quality of young seedlings of the oilseed rape is ensured, and the sowing amount can be adjusted; and the method can be used for direct-sowing production of the oilseed rape and can reduce input cost.

A seed bounce flap for an agricultural seeder is provided for preventing bouncing of seeds in a furrow created by a furrow opener assembly with a seed channel defined by a rearwardly angled seed tube and seed boot. The seed bounce flap has a first mounting portion attached to an upper wall of the seed boot and a second flexible portion extending generally downwardly from the first portion. The second portion of the seed bounce flap is angled relative to the first portion so that the second portion is more vertical than the first portion. The seed bounce flap is flexible in a fore-and-aft direction and has tapering right and left sides that converge toward each other at a lower end of the seed bounce flap to conform to the shape of the furrow. The seed bounce flap can be made of an injection molded plastic material.

The invention discloses a method for improving elymus nutans griseb seed yield in Aba county. The method includes the following steps: (1) clearing up land masses; (2) processing seeds; (3) sowing time; (4) sowing mode and quantity; (5) field management and (6) harvesting in the mature period in the last ten days in the August. The optimum sowing time is May and the middle ten days of June at the latest, and sowing can be conducted when soil temperature is stabilized to be over 8 DEG C. The sowing mode is strip sowing, and the row distance is 40cm-60cm. The sowing quantity is 122.5-30kg/hm<2>, and the sowing depth is 1cm-2cm when the seed true value is 100%. Soil is covered on the seeds to press the seeds after sowing. Additional fertilizer is not required in the year of sowing, or a small quantity of compound fertilizer can be additionally utilized. The compound fertilizer is additionally applied in tillering jointing stage in the next year, and simultaneously fertilizers including proper calcium, molybdenum, manganese and other trace elements can be applied in the flowering and pustulation periods. The method adopts the sowing and field management technology, resolves the problem that the elymus nutans griseb in the Aba county is low in emergence rate, strong in seed holding performance and low in seed output, greatly improves emergence survival rate, maturing rate and seed yield, and provides technological support and guarantee for large scale application and dissemination in the Qinhai-Tibet plateau section in our country.

The invention discloses an open forest seedling cultivation method for Den. devonianum Paxt. An open forest land with suitable altitude and temperature is selected, an elevated seedbed is set up, micro nozzles are distributed, the seedbed is paved and covered with a sunshade net, artificially-pollinated dendrobium capsules are collected, the dendrobium capsules are gashed, and seeds are scattered into a nutrient solution formed by blending liquid dung, rice water and clear water and then are sown to the seedbed in a spraying mode. According to the open forest seedling cultivation method, emerged seedlings are orderly and strong, seedling hardening is not needed, the cost is low, management is easy, and the effect is good.

The invention provides a high-quality high-efficient culture technique of potted pakchoi cabbage. The high-quality high-efficient culture technique is characterized by comprising the processes of 1, blending soil and putting into pots, including blending organic matters together by a common method and putting the blended organic matters in the pots in such a manner that the potted organic matters are 1-3cm lower than the aperture of each pot carrier, 2, planting, including watering the potted organic matters at first, opening flat-bottom holes in the potted organic matters by a planter fabricated according to the size of one single pot carrier by the user, sowing 3-5 seeds in each hole, and then covering soil by the depth of 0.5cm, and in order to guarantee the rate of emergence after planting, covering each pot carrier with a layer of grass curtain for thermal insulation, and 3, protecting seedling, including uncovering the grass curtain one day and two nights later, and then picking up seedlings. The technique is applicable to high-quality high-efficient culture of potted pakchoi cabbage.

A high-quality and high-efficiency cultivation technology for lettuces in an open field is characterized by comprising the processes of land preparation, ridging, seedling culture, transplantation, field planting, management and the like. The high-quality and high-efficiency cultivation technology solves the problems that the lettuces are easily influenced by the environment, seedling emergence and seedling sizes are uneven, the seedling recovery period is long after transplantation, leaves and plants grow badly, blades are prone to curling and deformation, and diseases and rotting are caused in a later period in a traditional cultivation and planting pattern. The high-quality and high-efficiency cultivation technology is suitable for planting of the lettuces in the open field.

The invention provides a high-quality high-efficient culture technique of potted Spanish lettuce. The high-quality high-efficient culture technique is characterized by comprising the processes of 1, blending soil and putting into pots, including blending organic matters together by a common method and putting the blended organic matters in the pots in such a manner that the potted organic matters are 1-3cm lower than the aperture of each pot carrier, 2, planting, including watering the potted organic matters at first, opening flat-bottom holes in the potted organic matters by a planter fabricated according to the size of one single pot carrier by the user, sowing 3-5 seeds in each hole, and then covering soil by the depth of 0.5cm, and in order to guarantee the rate of emergence after planting, covering each pot carrier with a layer of grass curtain for thermal insulation, and 3, protecting seedling, including uncovering the grass curtain one day and two nights later, and then picking up seedlings. The technique is applicable to high-quality high-efficient culture of potted Spanish lettuce.

The invention provides a medium/heavy soda saline-alkaline land Chinese wild rye direct seeding method and relates to the technical field of saline-alkaline land treatment and planting. The method comprises the following steps: preparing a land, namely carrying out land rotary tillage for 10cm after unfreezing in spring; improving soil, namely according to the pH value of the soil, applying 1000-2000kg of ardealite per hectare; sowing seeds, namely uniformly sowing Chinese wild rye seeds into the prepared soil by using a seeding machine by using a drilling method, covering with shallow soil, and compacting; covering with straw, namely covering the surface of the soil with straw after seed sowing, covering with a low-density net, and compacting the edges of the net with soil so as to prevent that the straw is blown off by wind or flashed away by water; carrying out irrigation, namely irrigating the soil to accelerate the seedling growth process. An agricultural waste, namely the straw,is adopted to reduce soil moisture evaluation of a saline-alkaline land, the industrial waste, namely the ardealite, is adopted as a soil improver, a saline-alkaline deteriorated grassland can be rapidly recovered as a top-level ecological community of the Songnen plain, the purpose of treating medium/heavy saline-alkaline deteriorated grasslands is achieved, and ecological environments of meadowsteppes can be recovered.

The invention provides a seedling raising technique for okra. The technique is characterized by comprising the following steps: 1, soil preparation and ridging: a step of preparing and irrigating a land according to a conventional process, carrying out ridging and ditching, applying fertilizer, and making ridges, wherein ridge distance is 80 to 90 cm; 2, sowing: a step of soaking seeds in a nutrient solution for 12 hours in advance, then dibbling 1 to 3 seeds in a hole by using a seeder according to plant spacing of 30 cm, then slightly carrying out raking with a hand harrow, then covering the seeds with the soil until a depth of the soil reaches 2 cm so as to prevent underground insects from drilling to eat the seeds and seedlings, after soil covering is completed, spraying a herbicide on all the soil, then covering a plastic film on seed holes by ridges, and compacting two sides of the film with the soil so as to prevent the film from being blown by wind; and 3, seedling protection: after 4 days and 5 nights, holing the film on the seed holes so as to help the seedlings to grow. The technique provided by the invention is applicable to seeding of the okra.

Provided is a head lettuce efficient cultivation method, characterized by comprising preparing land, ridging, growing seedlings, transplanting and planting, and managing, etc. The method solves a problem that head lettuce is prone to have uneven seedling emergence, nonuniform seedling sizes, and long recover period after transplanting, influenced by environment under a conventional cultivation mode, and leaves easily warp and deform and do not wrap in a ball, and the head lettuce constantly gets sick and rots. The method is suitable to be used in head lettuce plantation.

The invention relates to a high-quality and high-efficiency culturing technology of potted ornamental pepper. The technology is characterized by comprising the following steps of 1, blending of soil and loading soil into a pot: blending the soil and loading into the pot according to an organic matter blending method, wherein the loaded organic matter in the pot is 1-3cm lower than the opening radius of a potted body; 2, planting: watering the potted organic matter, forming flat-bottom holes at the potted organic matter by a self-made seeder which is manufactured according to the size of the potted body, planting 3-5 seeds into each hole, covering the soil to the depth of 0.5cm, and covering a layer of grass curtain on the potted body for heat insulation, so as to avoid the poor seedling rate after planting; 3, protection of seedlings: after one day and two nights, removing the grass curtain, and then thinning the seedlings. The technology is suitable for the high-quality and high-efficiency culturing of the potted ornament pepper.

The invention relates to plant stress-resisting physiology, in particular to a method for identifying germination-stage composite salt-alkali resistance of semi-wild cotton. The method comprises the following steps: 1), subjecting semi-wild cotton seeds to concentrated sulfuric acid delinting and then sterilizing; 2) preparing a composite salt-alkali culture substrate; 3) sowing the seeds; 4) evaluating resistance level of the semi-wild cotton material through statistics and result analysis. The method enables semi-wild cotton materials with high salt-alkali resistance to be quickly and accurately screened, the resistance is stable, the materials can endure single salt stress and can better adapt to complicated and diverse practical stresses, and therefore the method has higher practical utilization value and significance.

The invention relates to a celery planting method. The method comprises the following steps that high-quality humic farmyard manure, phosphate fertilizer and nitrogenous fertilizer are applied into aseedbed per mu; celery seeds are put into an incubator with light at 20-24 DEG C for germination accelerating, and sowing can be conducted after germination; germinated seeds and fine sand are uniformly scattered on the bed surface; in the period from sowing to seedling emergence, a small bamboo arch is put up on the bed surface, and a sunshade net covers the small bamboo arch; fertile and loose soil is selected as cultivated land, and before bedding is conducted, 4,000-4,500 kg of high-quality farmyard manure, 80-85 kg of diammonium phosphate, 35-40 kg of compound fertilizer and 12-15 parts of urea are applied per mu; in the vigorous growth period, 40-45 kg of compound fertilizer and 14-15 kg of urea are subjected to dressing per mu in combination with intertillage, and watering is conducted till the soil is wet. According to the celery planting method, the celery growth characteristic is better mastered, nutrients needed in the celery seedling stage are subjected to reasonable overall planning, celery seedling emergence is uniform, the seedling emergence cycle is shortened, growth of celery in the later period is guaranteed, and the celery planting earnings are guaranteed.

The invention discloses an alpine allium schoenoprosum drought floating type seedling culture method. The method mainly includes the following steps that a seedling culture greenhouse is built, a seedling culture pond is arranged, a seedling culture matrix is prepared, disinfection is carried out, a sowing mode is selected, drought floating seedling culture discs are combined, the pond water depth and the greenhouse temperature at all stages of seedling culture are controlled, moss and green algae are prevented and removed, pest control is carried out, and fertilization at all the stages of seedling culture is carried out. Compared with the prior art, the seedling emergency rate of the method is 60% higher than that of farmer field seedling culture, the seed use amount is only 1/3 that of seeds for field seedling culture, seedlings are orderly and uniform, the transplanting survival rate is 98.4% on the average, and the prevention and control effect on damping off and seedling blight of alpine allium schoenoprosum at the seedling stage are both 95% or above.