37results about How to "Reduce planting density" patented technology

The invention discloses a method for planting ramie in middle-level heavy metal contaminated soils. The method comprises the following steps: A, selecting a specific variety of ramie with high resistance against heavy metal contamination and cultivating strong ramie seedlings by using a young shoot cottage propagation technique; B, constructing a ramie garden and applying a passivator to reduce the activity of heavy metal in soils; C, transplanting in right time and carrying out rational close planting; D, scientifically carrying out cross dressing and cracking stems in right time; and E, preventing and controlling insect disease prevention in time and strengthening winter cultivation management of the garden. Practical results show that the yields of the newly planted ramie garden in the current year and the next year are respectively 75.1-78.4kg/mu and 88.8-91.7kg/mu which are the same as or even higher than those of the newly planted ramie garden with clean soils at the same term; moreover, the heavy metal content of raw ramie can be controlled in a range specified in related standard, and the safe and efficient agricultural utilization of middle-level heavy metal contaminated soils is realized. The method is simple and convenient in technique and easy to implement; moreover, the effect of the method is even higher if applied to the mild heavy metal contaminated soils. The method has a broad application prospect in mass areas with heavy metal contaminated soils.

A grafted vegetable features that the balsam pear seedling used as scion is grafted onto the sponge gourd seedling as stock for increasing the resistance to diseases and pests and the yield.

The invention discloses a production method for wide-early-superior raw cotton in a cotton region in Northwest China. The method includes the following steps of 1, fission type elite seed production,wherein variety selection,10-ten-thousand-times fission type seed reproduction, and grain selection according to the grain size are conducted; 2, planting in rows with the equal width and conducting the following matching technologies: the variety selection and rational early sowing technology, the edge film widening and lighting technology, the sowing row no-covering-soil and film no-covering-soil technology, the appropriate seedling water dropping technology, the first water late-drop technology, the plant-height increasing and appropriate tip pruning delay technology, and the cotton-flowering and boll-forming fertilizer re-application technology; 3, an early-sowing and early-ripening matching technology; 4, superior raw cotton quality control technologies which includes the technology of uncovering mulching films in the optimum period and preventing pollution, the technology of spraying an appropriate amount of disleave agent and ripener in the appropriate period, the technology ofremoving field weeds and foreign matters and the technology of harvesting in the appropriate period. The method is feasible, operation is simple and convenient, conversion from short-dense-early 'getting cotton by temperature' to tapping of the potential of light, temperature and environment resources is achieved, and support is provided for high-yield, high-efficiency and high-quality cotton.

The invention discloses a crown-closure apple orchard improvement method which mainly based on uprooting combined with tree form modification. Uprooting is a most fundamental, most thorough and most effective technological approach for crown-closure apple orchard improvement and mainly functions in removal of unnecessary plants, adjustment of planting spacing, reduction of planting density and opening of light paths and operation passages of orchards to solve the problem of crown closure of the orchards. According to tree ages, planting spacing and crown closure degrees of the orchards, two modes including 'one-time uprooting' and 'delayed uprooting' can be adopted for the crown-closure orchards. Sufficient work space and sufficient growth space for fruit trees are reserved after uprooting, the fruit trees are trimmed into proper shapes, preferentially heart shapes, by taking measures of lifting, topping, opening, branch pulling and the like, and accordingly fruit quality can be improved, and overall efficiency of the orchards can be improved.

The invention discloses an equal rowledge ultrawide film-film three-row simplified cultivation method for mechanical picking of hybrid cotton. The method comprises the following management steps of (1) preparation before sowing; (2) sowing: precisely sowing seeds by adopting ultrawide films according to a rowledge of 76cm, wherein a mulching film is 2.05m wide, one seed is sowed into one pit, one film covers three rows and three bands, one pipe covers one row, a planting distant is 9.5cm, water is fed within 24 hours after the seed is sowed, and the water amount is 8-15m<3> per mu; (3) cotyledon period management: checking seedlings, supplementing seeds and performing a chemical regulation method; (4) seedling stage management: performing intertillage, chemical regulation and pest damage prevention and treatment; (5) bud stage management: performing intertillage, chemical regulation, water topping and pest damage prevention and treatment; (6) flower and boll stage management: performing chemical control, water fertilization, topping and pest damage prevention and treatment; (7) boll opening stage management: performing ripening defoliation and harvesting at proper time. According to the equal rowledge ultrawide film-film three-row simplified cultivation method for the mechanical picking hybrid cotton, the work for seedling fixing, topping and chemical control is reduced, and ripening of the hybrid cotton is promoted; compared with conventional high-density cotton, the mechanical picking hybrid cotton has the advantage that the yield is increased by 13.5 percent.

The invention discloses high-growth-rate compound fertilizer special for sweet potatoes. The compound fertilizer comprises, by weight, 40-50 parts of potassium sulfate, 15-20 parts of ammonium sulfate, 10-15 parts of sodium humate, 10-15 parts of monoammonium phosphate, 5-10 parts of diammonium phosphate, 10-15 parts of sodium hydride monohydrate calcium, 20-25 parts of ferrous sulfate, 2-3 parts of zinc sulfate, 2-4 parts of sodium molybdate, 5-8 parts of borax, 15-20 parts of urea, 1-3 parts of tung oil, 4-7 parts of lignosulfonate, 2-6 parts of polyvinyl alcohol, 5-8 parts of carboxymethylcellulose, 2-2.5 parts of proline, 1.5-2 parts of glycine, 1-1.6 parts of tyrosine, 3-5 parts of nano river sand powder, 5-8 parts of bentonite, 8-11 parts of activated carbon, 20-30 parts of peanut cake, 20-30 parts of soybean meal, 30-40 parts of maize straw, 25-30 parts of rice bran, 2-5 parts of probiotics, 1-3 pars of bacillus megatherium and 1-3 parts of stemona root. The invention further discloses a sweet potato planting method.

The invention relates to a long-season cultivation technology of Malabar spinach. The long-season cultivation technology of the Malabar spinach comprises the following steps: 1) applying fertilizer and furrowing before sowing: carrying out soil disinfection with fresh lime, applying fertilizer, then, carrying out deep tillage, soil preparation and furrowing, building a greenhouse after furrowing, and covering with a mulching film; 2) seed processing and sowing: carrying out seed soaking with warm water for one day, spreading and sowing seeds into soil after plant ash is added, covering a furrow surface with a mulching film after sowing, and covering a low tunnel with the mulching film after the germination rate reaches 60-70%, wherein a sowing period is from the middle ten days of November to the last ten days of January of the next year, and 10-15kg of seeds are planted in each mu; 3) thinning and harvesting: when seedling length is 15-20cm, beginning to thin, removing weak seedlings, keeping strong seedlings, and keeping planting distance to be 3-5cm, wherein a thinning period starts from the middle ten days of March, and the thinning is simultaneously carried out with the harvesting. The invention develops the facility long-season cultivation by aiming at the defects of low yield and short picking time of a traditional Malabar spinach cultivation mode, priorities are given to young shoots by harvesting, the Malabar spinach is harvested for 9-10 months after being planted for one time, and the yield per mu is improved.

The invention discloses a cultivation and management method for square watermelons. The method comprises the steps of (1) soil preparation and bedding, (2) seedling transplanting and field planting, (3) twig and vine pruning, (4) artificial pollination, (5) nutrient and water management, (6) putting of strong fruits into a mold device, (7) temperature control and (8) harvesting of the square watermelons. The cubic watermelons are efficiently produced with the adoption of a series of watermelon cultivation and management measures and the mold device. On the premise of no influence on the quality of the watermelons, the shape of the watermelons is changed from a spherical shape into a cubic shape, so that the ornamental value and the additional economic value of the fruits are improved, the market requirement is met, and the economic benefits of land per unit area in the production of the watermelons are greatly increased.

The invention discloses a method for interplanting perilla with sugarcane, including the following steps: (1) sugarcane seed selection; (2) land preparation; (3) planting; (4) management; (5) perillaharvest; (6) sugarcane collection. The method for interplanting perilla with sugarcane in the invention is a new planting method according to the local characteristics of Guangxi Zhuang Autonomous Region, which provides a new thought for the culture technique of perilla. The method for interplanting perilla with sugarcane has improved the utilization of rural land to some extent, increased crop yield per unit of land area, realized sugarcane and perilla double harvest, and thereby increased the income of farmers. The sugar content of sugarcane is high, the quality of perilla is good, and the disease and insect pest is very rare, thereby increasing the per unit area yield.

The invention discloses an efficient culture method of vegetable interplanting in rapeseed plants in a mountain area zone. The rapeseed varieties with strong individual advantages and great yield increase potential are selected; the big and strong seedlings are cultured in advance; board and narrow plane distance ultralow density transplanting is used; vegetable varieties which can be harvested before the rapeseed plant bolting and cannot cause damage on the land during the harvesting are selected and are interplanted between rapeseed plants with wide rows and plant distances at the same period; sufficient base fertilizers are used; organic fertilizers are used as major fertilizers; composite inorganic fertilizers are matched; the top application is performed in time; according to the seedling condition, leaf fertilizers are properly sprayed; the prevention and treatment on plant diseases and insect pests are well made. By aiming at the problems of terrain, climate, human resources andthe like in the mountain area zone, the invention comprehensively provides a culture mode; the individual production potential of the rapeseed plants is sufficiently achieved; the single plant effectpod number is greatly improved; the group effective pod number is ensured; the rapeseed plant yield increase and yield stabilization are realized; the vegetables are interplanted in gaps of the rapeseeds; the bare land before the row sealing is reasonably utilized; the income of one season vegetable can be increased; the rapeseed planting benefits and field block utilization efficiency are improved.

The invention belongs to the technical field of soybean sowing, and discloses an intercropping soybean hole sowing integrated device for a young orchard, which comprises a movable mounting frame, a supporting rod is mounted in the mounting frame, a rotatable rotating disc is mounted on the supporting rod, and a discharging frame is mounted on the circumferential surface of the rotating disc. The rotating disc rotates, so that soybean seeds in the rotating disc slide downwards due to gravity and enter the discharging frame, the soybean seeds are received through a guiding frame, the guiding frame is pushed by a pressing plate to move to the outside of the discharging frame through a discharging hole, then the soybean seeds with the number required by a user can fall into planting holes, and the device can adjust the number of discharged soybean seeds, cannot discharge too many or too few soybean seeds, cannot enable the planting density to be too large or too small, enables the soybean seeds to grow normally, cannot enable the planting density of the soybean seeds to be too small, and greatly improves the planting benefits of the soybean seeds.

The invention discloses a method for interplanting saccharum officinarum and longhairy antenoron herb. The method comprises steps as follows: (1) seed selection of saccharum officinarum; (2) land preparation; (3) planting; (4) management; (5) harvesting of the longhairy antenoron herb; (6) harvesting of the saccharum officinarum. The method for interplanting the saccharum officinarum and the longhairy antenoron herb is a novel planting method developed according to local features of the Guangxi Zhuang Autonomous Region and provides a new thought for a cultivation technology of the longhairy antenoron herb. The agricultural soil utilization rate is increased to a certain extent, the crop yield of unit area land is increased, double harvesting of the saccharum officinarum and the longhairy antenoron herb is realized, and the income of farmers is increased; the produced the saccharum officinarum has high sugar content, the quality of the longhairy antenoron herb is good, few plant diseases and insect pests are caused, and the yield of the unit area is increased.

The invention discloses a method for selectively cultivating a novel rapeseed material without branches. The method includes steps of utilizing Chinese Twin 11 as wood, utilizing 506C as male parents and carrying out hybridization; carrying out successive selfing from a second year to a fifth year for four generations, analyzing the quality in laboratories, carrying out autumn sowing on selected single plants with the erucic acid contents lower than 1% and the glucosinolates contents lower than 30 micro-mol/g in autumns and carrying out the same procedures until the fifth year; discovering totally 399 plants, including 342 normal rapeseed plants, 43 rapeseed plants with few branches and 14 rapeseed plants without branches, of two pedigrees by means of selfing in the fifth year and carrying out selfing on rapeseed with the few branches and rapeseed without the branches in the current year; carrying out selfing on rapeseed without branches from the fifth year to a seventh year and carrying out selfing homozygosis on the novel rapeseed material without the branches in the seventh year. The field number of the novel rapeseed material is 697, the plant height is 84 cm, each single plant has 42 siliques, and the weight of every one thousand siliques is 4.9 g. The method has the advantages that the erucic acid content of the novel rapeseed material is 0.24%, the glucosinolates content of the novel rapeseed material is 18.21 micro-mol/g, and the oil content of the novel rapeseed material is 50.23%; the novel rapeseed material without the branches is hereditary.

The invention relates to the technical field of economic forest planting, in particular to a planting method of a fraxinus chinensis economic forest. The planting method comprises the steps that a grain and strip intercropping manner is adopted in a planting area, a farming belt and a planting belt are arranged in the planting area, the farming belt is used for farming grain crop, the planting belt is used for planting fraxinus chinensis, the planting belt is 1.5 m wide, and the farming belt is 8-20 m wide; and fraxinus chinensis stems or fraxinus chinensis strips in the planting belt are planted in a pier shape. According to the method, it is guaranteed that the fraxinus chinensis planting density is not reduced, and it is guaranteed that the cultivated land area is not reduced; grain andstrip intercropping is adopted, and fertilization and irrigation are facilitated; and the harvesting time of the fraxinus chinensis is from late September to after grain harvesting in November, mechanical transportation is facilitated, and the labor intensity is reduced.

The invention discloses a planting method for interplanting spinach and soybeans, the method is as follows: 1, soil preparation, to be more specific, loose fertile water-retention fertilizer-retentionslightly-acidic good loamy soil with good irrigation and drainage conditions and the pH value of 6-7.5 is selected, during the soil preparation, 2600-2800 kilograms of a decomposed organic fertilizer, 160-180 kg of plant ash, 35-45 kg of lime and 40-45 kg of calcium superphosphate are applied per mu, and the soil is flatted and refined; 2, germination accelerating, to be more specific, seeds aresoaked in saline water for 6-8 hours one week before sowing, placed in the environment with the temperature of 5-6 DEG C for standing for 18-20 hours, and placed in the environment with the temperature of 24-26 DEG C for accelerating germination, the seeds germinate after the germination accelerating for 4 to 6 days, and then the seeds are sown; before the soybeans are sown, every 10 kg of soybeanseeds is mixed with150 ml of a soybean rhizobium inoculant, the soybean seeds are used while mixed with the soybean rhizobium inoculants, and the soybean seeds can be sown immediately when dried in the shade.

The LED Grow-light System has grow-light canopies housed within modular grow containers. The modular grow containers include sky-light structure including light panels and light tubes that allow the modular grow containers to be stacked or placed next to each other to minimize the footprint for growing plants.

The invention belongs to the technical field of tomato seedling raising, and discloses a tomato multi-root-system seedling raising method. According to the tomato multi-root-system seedling raising method based on a tomato grafting technology, the root systems of tomato seedlings are grafted to another tomato plant through a grafting method and fixed, and multi-root-system seedlings are formed after wound healing. The relative positions of the tomato seedlings are cut, peeled and connected together in an inarching mode, and are fixed through clamps, and relatively weak stems are cut off after wound healing, so that the multi-root-system seedlings are formed. According to the tomato root system grafting seedling raising method, more than one (including one) root system is grafted to another tomato seedling through an attaching technology and fixed, and the multi-root-system seedlings are formed. By grafting new tomato roots, the tomato root growth degree is improved, the quality of the tomato seedlings is effectively improved, after tomatoes are planted in a field, the rejuvenation period is shortened, and the tomatoes grow robustly. The tomato root system is developed, the plant field growth vigor is high, the planting density is reduced, the seedling cost and the field management cost are reduced, the labor efficiency is improved, and the yield is increased.