34results about How to "Convenient irrigation and drainage" patented technology

A planting method for fructus trichosanthis includes the steps of land selection, soil preparation, base fertilizer application, transportation, water and fertilizer management, weeding management, plant fixation, artificial pollination, pest control and dormant period management. Scientific and reasonable field management is adopted for digging, soil and environment are selected and refitted according to the biological characteristics of stephania tetrandra, the soil and the environment are made to conform to the growth characteristics of fructus trichosanthis, and therefore the scientific, reasonable and normative planting method for fructus trichosanthis is established. The planting method is high in yield and good in fructus trichosanthis quality and conforms to relevant standards of China.

The invention discloses a water-saving fertilizer-saving control method adopting optimal rice thin planting and straw mulching. The method includes the steps of 1, performing thin planting on rice seedlings; 2, mulching with straw in space between lines / columns of the rice seedlings; 3, performing field management on the rice seedlings. The method has the advantages that the cultivation techniques of optimal rice thin planting and straw mulching are integrated, a technical system of fast decomposition and utilization of crop straws and the high yield, high quality, cost saving and efficiency enhancement in rice production is optimized, and a supporting water-saving fertilizer-saving control scheme is designed; rice yield can be increased, cost can be saved, moisture and fertilizer can be preserved, soil structure can be improved, light transmittance and ventilation can be improved for rice groups, carbon is low, energy is saved, environment is protected, and the method is of important economic value and application prospect in the sustainable development of agriculture.

The invention discloses a breeding method for improving yield and seed production purity of hot pickled mustard tubers. According to the method, big-plant reserved seeds, medium-plant reserved seeds and small-plant reserved seeds of the hot pickled mustard tubers are respectively seeded in different periods; planting of plants, fertilization, seed selection, pruning and harvesting are performed on big, medium and small hot pickled mustard tuber plants by adopting different treatment means; and the seeds of the hot pickled mustard tubers are produced by adopting a repeated reproduction technical route of reproducing big-plant reserved seeds with the big-plant reserved seeds, reproducing medium-plant reserved seeds with the medium-plant reserved seeds and reproducing production seeds with the small-plant reserved seeds. The method has the advantages of greatly improving the yield and the purity of the hot pickled mustard tuber seeds and reducing the cost and the risk of seed production.

The invention discloses regeneration, high-yield and good-quality cultivation technology for cortex magnoliae officinalis. The technology comprises the following steps: performing seed cleaning; selecting sparsely planted strong seedlings, wherein the density is lower than 20,000 to 25,000 plants per mu, the neck size is more than and equal to 1.0 centimeter and the average height is 30 to 50 centimeters; performing fixed planting of young seedlings; performing planed compact planting; and starting intermediate cutting since the fifteenth year, and in the intermediate cutting, leaving roots, barks and butts, loosing earth and applying additional fertilizer(oil cakes), and spraying 50 to 100ppm indolylacetic acid to prompt latent buds of butts to burgeon and quickly grow into forest. Therefore, the users can enjoy long-term benefits by once forestation.

The invention relates to a compound fertilizer special for corn and a preparation method thereof, and belongs to the field of crop fertilizers. The compound fertilizer special for corn is prepared by silkworm excrement, vinasse, fulvic acid, fermented bean dregs, broomcorn, a peanut cake, a corn straw fermenting liquid, gelatin, urea, diammonium phosphate and potassium sulphate through a special method. Different components in the fertilizer are released according to a certain sequence, so that the demand for different elements in different growth stages of soybean is satisfied, and the growth rhythm of soybean is met. Therefore, yellow leaves in the initial growth stage can be avoided, and strain collapse in the mature stage can be avoided. Meanwhile, the yield and quality of corn are further effectively improved, so that the content of trace nutritional ingredients is higher so as to better meet the dietary standard of modern people.

The invention discloses a planting method of selenium-enriched potatoes. Before sowing, water is sufficiently sprayed and fertilizer is sufficiently applied; during sowing, 100 kg of 45% potassium sulfate type compound fertilizer (N-P2O5-KO2=15%-15%-15%) and 150 kg of commodity biology type organic fertilizer (the number of effective viable bacteria is larger than or equal to 300 million g, and organic matter is larger than or equal to 45%) are subjected to drill fertilization into a ridge surface furrow every mu, and sowing is conducted after soil covering; a selenium-enriched nutrient solution is sprayed on leaf surfaces separately, and the mu spraying amount is 45 kg / time; or organic selenium fertilizer is applied, in the potato tuber forming stage and the tuber quick expansion stage, the organic selenium fertilizer is applied to the potatoes separately, the interval of the two times of application is 15-20 days, and 75 kg of the organic selenium fertilizer is applied to every mu of potatoes every time. The selenium content of the obtained potatoes is high, the requirement of people for selenium can be sufficiently met, and the absorption rate of the potatoes in the method is high.

The invention belongs to the technical field of agricultural cultivation and relates to an inter-farming technique of water fennel and crayfish. The technique includes: cultivation of the crayfish and planting of water fennel. The technique is characterized in that a water fennel pond for planting of the water fennel is used for cultivating the crayfish during intervals of water fennel planting; the water fennel is planted in mid-August, starts to be harvested in mid-October and is completely harvested in early March of the next year; the crayfish is cultivated from mid-March, commercially available from June and completely captured in early August. Water fennel planting and crayfish cultivation are organically combined; the water fennel pond meets the basic growth requirements of the crayfish; the root and leaf of the water fennel and the pond are rich in good feeds, such as detritus and organic debris, which are favored by the crayfish; land (water surface) availability is improved, and planting and cultivating benefits are increased; the water fennel pond is built regularly and convenient for drainage and irrigation, and feeding management is facilitated. The technique has good economic benefit, is innovative among lobster cultivation techniques, and is suitable for popularization in water fennel planting places.

The invention relates to a stropharia rugosoannulata cultivating method suitable for cold regions. Waste resources of northern farming and animal husbandry production, which are high in cold resistance and adapted to cold-region production, are selected as base materials, cultivation is performed at corn fields, in forests, in plastic sheds and warm sheds, sowing and cultivating are performed in two seasons of May and August, mushroom blocks are sown in dual layers, watering is performed, straw is thickened, ridges are sealed so that the mushroom blocks can live through the winter, and the harvesting time can be prolonged. The cultivating method comprises the following steps of selecting mushroom varieties, selecting sites and cultivating seasons, preparing raw materials, processing the prepared raw materials, preparing ridge sowing beds, performing feeding and sowing, performing spawn running management, performing fruiting, and performing harvesting. According to the cultivating method disclosed by the invention, corn waste, soybean waste and rice waste, namely corn straw, corn cobs, soybean stalks, rice stalks, and rice hulls are used as main materials, so that waste is turned into wealth, the processing cost of agricultural wastes is also saved, diseases and insect pests are avoided, a safe and environmental-friendly stropharia rugosoannulata cultivating method is provided, the stropharia rugosoannulata can be completely suitable for cold-region production and can safely live through the winter, and the cultivating method can be widely used for cultivating the stropharia rugosoannulata at the cold regions.

A cultivation method for efficient production of two seasons of sweet potato in a year in the Huang-Huai-Hai region includes following steps: selecting a fresh-eating sweet potato variety which is disease-resistant, stress-resistant, suitable for mechanical production and early mature, discharging seeds for seedling culture, and paving an electric heating wire of 15-20cm below a seedling culture land seedling bed soil layer during seed discharging; selecting a sandy parcel, adjusting potato seedling planting time and density and fertilizing type and consumption, and shortening growing period of the sweet potato. Variety, seed discharging, planting soil selection, fertilizing and planting are adjusted, planting period of the sweet potato is shortened, the sweet potato cultivated by the method is bright in skin color, good in cooked taste and high in commercial performance, profit space of the sweet potato is expanded, and the problem that growers have high yield without high income is solved; by the method, the two seasons of the sweet potato can be planted in a year, multiple cropping index and unit area productivity of land are improved, economic benefit of farmers in sweet potatoplanting is increased, and coordination and unification of high yield, high quality and efficient production of the fresh-eating sweet potato are realized.

The invention provides a division propagation method suitable for plateau lavenders, and belongs to the technical field of lavender propagation. The propagation method comprises the following steps: applying a base fertilizer to a deep, smooth and saline-alkali-free soil block, ploughing, ridging, furrowing and carrying out soil preparation; planting healthy and disease-free lavender plants in furrows in a division manner, watering, topdressing, pruning, irrigating, weeding and carrying out disease field management; after the lavenders enter a full blooming period, harvesting the lavenders; and managing the lavenders before overwintering in the middle ten days and the last ten days of the November. According to the division propagation method, soil permeability is improved through ridgingand furrowing, growth and development of a root system are promoted, meanwhile, drainage and irrigation are facilitated, topdressing and irrigation are timely carried out to preserve soil moisture andincrease temperature, germination and new shoots of lavenders in the coming year are promoted to increase the flowering rate through multiple pruning, meanwhile, robust growth of the lavenders is promoted through long illumination time and strong sunlight in the plateau area, and the division propagation survival rate is improved. Moreover, seedlings obtained by the method disclosed by the invention bloom rapidly, plants grow robustly, flower shapes are full, and the yield is high.

The invention relates to a fertilizer for plants, and in particular relates to a controlled release composite fertilizer for soybean and a preparation method thereof. The controlled release composite fertilizer for soybean is prepared by fermented bean dregs, distillers' grains, sweet potato slices, fulvic acid, urea, diammonium phosphate, potassium chloride, zinc sulfate, fructus cnidii, sophocarpidine, radix euphorbiae lantu, salix leaves and gelatin according to a special proportion through a special preparation method. Organic fertilizer and inorganic fertilizer are combined together and are gradually released along with solubility of inorganic components and degradation of the organic fertilizer, so that release of the fertilizer is matched with growth demand of plants, thereby, further improving the yield of soybean. The fertilizer contains nitrogen, phosphorus and potash fertilizers as well as amino acids, enzymes, amides, cytokinin, beneficial biological strains and organic antibacterial substances, so that the quality of soybean is improved, and the content of trace nutritional ingredients is higher, therefore, the soybean is further in accordance with dietary standard of modern people.

The invention discloses a corn cultivation method. The corn cultivation method specifically comprises the following steps: (1) variety selection: a step of selecting a proper corn variety with good quality, disease resistance, pest resistance and stress resistance in a growth period; (2) land preparation: a step of cleaning a planting area, removing weeds, stones and sundries, adjusting the pH value of soil, plowing the soil, and digging drainage ditches; (3) ditching and soil covering: a step of arranging wide rows and narrow rows at intervals, applying decomposed farmyard manure according tothe area of a land parcel, uniformly spreading the farmyard manure into furrows, covering the furrows with loam, and compacting the loam; (4) precision sowing: a step of sowing corn seeds in a double-row wide-narrow-hole double-grain mode at the inner sides of two ridges, and compacting the soil after sowing is finished; and (5) field management, which comprises field management in a seedling stage, field management in an ear stage and field management in a flower and grain stage. According to the corn cultivation method provided by the invention, a density and a distance are increased; ventilation and light transmission are achieved; moisture is preserved; soil moisture is increased; full stand is realized; the fertilizer efficiency is improved, so plant strengthening is achieved; the corn cultivation method is especially applicable to northeast regions in China; whole-process mechanization is achieved, so the purposes of labor saving, fertilizer saving, water saving and high yield are achieved.

The invention belongs to the field of agricultural planting and provides a green pepper planting method. The method includes steps: planting in a selected field which is fertile, loose, convenient todrain and irrigate and great in moisture and fertilizer preservation; applying a base fertilizer made by mixed fermentation of coconut shells, folium mori, mango peel, rice straw, persimmon peel, luffa stems, night soil, clausena lansium leaf extract, fructus xanthii extract and additives; selecting green pepper seedlings, planting, reasonably managing and harvesting. By the green pepper plantingmethod, the green pepper planting survival rate can be increased, disease prevention and fertilizer saving are realized, and the method is applicable to large-scale system planting to increase yield and income for peasant households.

The invention discloses a high-yield and disease-resistant planting method for wheat. The method includes the steps of 1, seed selection; 2, land selection and preparation; 3, seed processing, wherein coating and tedding are conducted on seeds before sowing; 4, sowing and seedling; 5, field management, wherein after all young seedlings come out, thinning and final singling are conducted on seedlings timely, weak seedlings in the place where seeding is too dense are removed, strong seedlings are reserved, and reseeding is conducted in the place where seeding is too thin to ensure uniform seeding; after the wheat seedlings grow for 28-32 days, intertillage and weeding are conducted; after the wheat seedlings grow for 2 months, Biaoma added with water is sprayed, and meanwhile Juxing added with water is sprayed for cooperating; at the jointing and booting stages of the wheat, topdressing is conducted once, and the applied fertilizer is an organic slow-release fertilizer with the application rate of 650-850 kg per 667 m2; 6, timely harvesting. The high-yield and disease-resistant planting method for the wheat can effectively improve the wheat yield and disease resistance, and further improve the quality of the wheat.

The invention discloses a cress cultivation method, and relates to the technical field of agricultural planting. The method includes the first step of preparing seedling culture trays and a seedling culture medium, the second step of conducting seedling culture, the third step of preparing floating beds, the fourth step of planting, the fifth step of putting the floating beds into a pond, the sixth step of conducting aeration management, the seventh step of conducting topdressing and weeding, and the eighth step of harvesting cress in batches in early October to March the next year. According to the method, the yield is high, sanitation and hygiene are not limited by seasons, and harvesting is convenient, so that the method has great market prospects and economic value.

The invention provides a mulberry grafting method, and belongs to the field of agricultural planting. The grafting method includes the steps: selecting paddy field pieces with fertile and loose land,convenience in irrigation and drainage and water and nutrient retention functions for grafting; using excellent mulberry variety branches with high yield and good leaf texture as scions; applying basefertilizers to the paddy field pieces before grafting. Corn straws, maple leaves, wheat bran, shaddock peel, reeds, silkworm manure, pig manure, herba siegesbeckiae extracts, purslane herb extracts and additives are mixed and fermented to prepare the base fertilizers. The grafting survival rate of mulberries can be increased, diseases are prevented, the fertilizers are saved, the grafting methodis applicable to large-scale systematic planting, and both production and income are increased.

The invention discloses an organic rice planting method for rice-lobster co-culture. The method comprises the steps: S1. rice field selection: selecting a rice field, and then, digging an annular deepditch along inner sides of border levees; S2. preparation work: disinfecting the rice field and the annular deep ditch by employing quicklime, then, applying an organic fertilizer to the rice field according to 35kg / mu to 45kg / mu, applying the organic fertilizer to the annular deep ditch according to 30kg / mu to 40kg / mu, and planting aquatic plants in the annular deep ditch; and S3. rice growing:transplanting rice seedlings of a rice variety with the same individual size, high stress resistance and excellent quality of rice grain into the disinfected and fertilized rice field. According to the organic rice planting method for rice-lobster co-culture, disclosed by the invention, paddy rice and lobsters can supplement and complement each other, group structures and growth conditions of thepaddy rice can be effectively improved, and thus, a foundation is settled for yield increase and upgrading of the paddy rice; and meanwhile, the organic fertilizer is applied, and precipitates in theannular deep ditch are fished and uniform sprinkled to the field as a rice fertilizer at a shallow water stage of the paddy rice, and thus, ecological organic planting is truly achieved.

A cultivation method for improving the water-saving and drought-resistant ability of sweet potatoes in spring in the Huang-Huai-Hai area comprises the following steps: selecting a rareripe fresh-eating sweet potato variety with good quality, high commodity property and strong drought resistance and cold resistance; selecting a sandy land block; planting astragalus including seed preprocessing, seed dressing, sowing, field management, crushing and returning; planting sweet potatoes including adjustment of the planting time and the planting density of potato seedlings and the types and the application amount of fertilizers and disease and pest prevention and control, so that the eating quality and the commodity of the sweet potatoes are improved. According to the cultivation method, the adjustment is carried out from the aspects of variety, planting soil selection, soil moisture preservation, fertilization, planting, disease and pest prevention and control and the like, so that the soildryness is greatly reduced, the transplanting survival rate of sweet potato seedlings is remarkably improved, the soil organic matter content is increased, the yield of the sweet potatoes is increased, the appearance commodity of the sweet potatoes is greatly improved, and the size of the cultivated sweet potatoes is moderate and uniform; the cultivated sweet potatoes are bright in skin color, good in taste after cooking and high in commodity property, and the income of farmers is increased; the method has important economic benefits.

The invention relates to the technical field of Citrullus lanatus planting and particularly relates to a method for planting green-peel Citrullus lanatus. The method provided by the invention comprises the following steps: a. Lagenaria siceraria seedling raising; b. Citrullus lanatus seedling raising; c. grafting: carrying out grafting by taking Lagenaria siceraria seedlings as rootstock and taking Citrullus lanatus seedlings as grafting seedlings, spraying a wound accelerant to joints, and obtaining grafted seedlings after grafted survival; d. transplanting: transplanting the grafted seedlings into planting pits together with nutritional soil, covering the planting pits with soil, and irrigating field planting water; and e. field management and harvesting: carrying out watering, draining and topdressing on transplanted seedlings timely, preventing plant diseases and insect pests, adopting artificial supplementary pollination in a blooming period, and picking Citrullus lanatus after the Citrullus lanatus is mature. According to the method, the adaptability of the Citrullus lanatus seedlings can be improved, and human intervention is reduced; the method is environmentally friendly and meets the requirements on ecological rural development; and by rational application of fertilizer, the original flavor of the Citrullus lanatus is reserved to the maximum, the mouth feel is improved, and thus, the quality is improved. The Citrullus lanatus planted by the method provided by the invention is fresh in taste and appropriate in sweetness.

The invention discloses a mat grass two-stage seedling raising method. The mat grass two-stage seedling raising method specifically comprises the following steps: S1, carrying out dry raising in thefirst stage of seedling raising, then selecting a seedbed, wherein the seedbed is a field block which is flat in terrain, moist and fertile in soil, convenient to drain and irrigate, has a sandy two-beach field or a mountainous field as a farm, and is suitable for continuously planting mat grass for no more than 2 years; after the previous stubble crops are harvested, carrying out timely stubble cleaning and deep turning, applying 5 cubic meters of fully rotten soil and miscellaneous fertilizers and a plurality of plant ash to each mu of land to achieve loosening, dampness and no hardening, and after the seedbed is selected, timely making furrows in the whole land, wherein the furrows are smooth in furrow surface and clean and loose in grass, the height of the furrows is 10-15 centimeters,and the width of the furrows is 100-120 centimeters; and while the furrows are made, cleaning ditches of which the widths are 30 centimeters so as to facilitate management, wherein the ratio of the seedbed to the land is 1: 12-15. According to the mat grass two-stage seedling raising method, the toxic and side effects of liquid pesticide on mat grass are reduced by a manual weeding mode, the seedling raising quality of the mat grass is greatly improved, and roots are eliminated when weeding.

The invention belongs to the technical field of construction of fish culture ditches in rice fields, and discloses a method for constructing comprehensive rice planting and fish culture ditches. The method for constructing the comprehensive rice planting and fish culture ditches comprises the following steps: making a frame on a ridge and a fish ditch by using angle steels and cement tiles, and the filling the frame with soil; digging a fish ditch at the periphery of the ridge, digging one or more parallel longitudinal and transverse fish ditches according to the size and the shape of a rice field, wherein the ditches communicate with one another; constructing a fish nest at one corner or in the center of the rice field, and connecting at least one channel of the fish nest with the fish ditches; and mounting fish blocking equipment at a water inlet and outlet opening. The method has the advantages of firm ridge, strong water retention and fertilizer retention, convenience in drainage and irrigation, flood control, drought prevention and tidy and beautiful integral engineering. Moreover, the surface of the field has a water level with a certain height, the three-dimensional space for fish movement is increased, the leakage of the field ridge is prevented, and fish running in heavy rain is prevented.

The invention discloses a standardized planting method for taxus media. The standardized planting method comprises the following step that 1, mature taxus media plants are selected as mother plants, then plant branches of the mother plants of taxus media are cut off, the cut-off branches are trimmed into short branches, lower leaves are removed, the branches are placed into rooting medical solution to be soaked for 5 seconds, and then cuttage is carried out, wherein river sand is adopted as cutting seedling raising soil, the depth of the cuttage branches is 1 / 3-1 / 2, and rooting is conducted after cutting is conducted for 3-5 months. The standardized planting method for the taxus media relates to the technical field of taxus media planting. According to the standardized planting method forthe taxus media, the purpose of standardized planting is achieved, the planting method for the taxus media is systematically explained from seedling raising, cuttage, transplantation, fertilization and the like, the survival rate of seedling raising is effectively increased, the growing speed of saplings is increased, use of water and fertilizer is effectively controlled, the growth requirements of the taxus media are met, and the standardized planting method is suitable for large-scale taxus media planting.

The invention discloses a scientific planting method of rhizoma corydalis, and belongs to the field of rhizoma corydalis planting. The method comprises the following steps: S1, land selection and preparation, wherein a paddy field, an autumn corn field, a melon field and the like which are flat in terrain, convenient to drain and irrigate and loose in soil are selected for planting; S2, timely planting, wherein the sowing period is before or after the first ten-day period of October, the yield and quality of the rhizoma corydalis can be influenced if sowing is too late, and due to the fact that the growth period of the upper portion of the rhizoma corydalis is only 80 days or above, sowing can be early but cannot be late; S3, management enhancement, wherein at the early growth stage of tubers in the middle ten-day period and the last ten-day period of October, surface soil shallow loosening and weeding are conducted once; S4, disease control, wherein paddy-upland rotation is needed, ditching and drainage are conducted, the field humidity is reduced, at the disease stage, 1000-fold liquid of 50% thiophanate wettable powder is sprayed once every 10 days, and an overwinter fertilizeris heavily applied for topdressing; and S5, timely harvesting, wherein harvesting is conducted from May 10 to May 15. The planting method is scientific, the survival rate of the rhizoma corydalis is high, the yield is high, and the quality is good.

The invention relates to a method for reproducing common yam seedlings by common yam bulbils. The method includes the steps: a, common yam bulbil planting material preparation; b, seedling bed preparation; c, seeding; d, field management; e, common yam seedling harvesting. The method for multiplying the common yam seedlings by the common yam bulbils has the advantages that the characteristics of common yam varieties are restored, the function of variety rejuvenation is achieved, common yam seedling reproduction coefficient and supply capacity are improved, by integrated application of appliances such as a common yam bulbil grading sieve, a common yam bulbil seedling culture mat, a common yam vine support net and a common yam seedling separation inclined sieve, common yam seedling production cost, labor force and labor intensity are reduced, labor efficiency is improved, a common yam seedling production supply mode is improved, technical support is provided for normalization and standardization of the common yam seedlings, a specialized, intensive and scaled common yam bulbil and seedling production base can be built, and example verification test results show that the method is feasible.

The invention relates to a poly-culture method for crabs and clams. The method comprises the following steps of S1, constructing a pond; S2, clearing the pond and treating bottom materials: plowing the bottom of the pond with the plowing depth of 20 cm to 30 cm and putting the bottom of the pond under blazing sun for 10 days, and then crushing and plowing the bottom of the pond to make the substrate flat, fine and soft; laying a layer of fine sands on the bottom of the pond; S3, performing the stocking of the clam offspring seeds; S4, daily managing; and S4, harvesting: (1) catching: catchingthe clams with more than 2-4cm long shells; (2) fading: washing the clams after catching, and drying the clams in the cool place for 2 days to 3 days or decolorizing the clams quickly with non-toxic,odorless weak oxidants; and (3) purifying: putting the clams into clean water for 20-hour temporary raising. The method has the advantages that not only the utilization rate of the pond and the quality of the merchandise crabs and the merchandise clams can be improved, but also the economic benefits of the pond culture can be greatly improved.

The invention provides a planting method for ecological fragrant japonica waxy rice. The planting method includes the following steps: S1, selecting fields and performing land preparation; S2, performing sowing and transplanting; S3, performing ecological fertilization; S4, breeding fish fries; S5, performing reasonable irrigation; S6, performing pest control; and S7, performing timely harvesting.The planting method is good in ecological environment, away from pollution sources, enough in water sources, good in water retention performance, convenient in irrigation and drainage, scientific management and good for the growth and stable production of ecological fragrant japonica waxy rice; and in addition, the method takes organic fertilizer as main fertilizer and can strengthen ecological fragrant japonica waxy rice + solar insecticidal lamp + fish fries ecological planting and breeding technologies, so that pest control, energy saving, residue reduction and synergia enhancing can be realized.

The invention relates to a fertilizer for plants, and in particular relates to a controlled release composite fertilizer for soybean and a preparation method thereof. The controlled release composite fertilizer for soybean is prepared by fermented bean dregs, distillers' grains, sweet potato slices, fulvic acid, urea, diammonium phosphate, potassium chloride, zinc sulfate, fructus cnidii, sophocarpidine, radix euphorbiae lantu, salix leaves and gelatin according to a special proportion through a special preparation method. Organic fertilizer and inorganic fertilizer are combined together and are gradually released along with solubility of inorganic components and degradation of the organic fertilizer, so that release of the fertilizer is matched with growth demand of plants, thereby, further improving the yield of soybean. The fertilizer contains nitrogen, phosphorus and potash fertilizers as well as amino acids, enzymes, amides, cytokinin, beneficial biological strains and organic antibacterial substances, so that the quality of soybean is improved, and the content of trace nutritional ingredients is higher, therefore, the soybean is further in accordance with dietary standard of modern people.

A straw mulching and ridging sowing machine comprises a straw mulching and ridging sowing machine rack (1), a power transmission device located at the front end of the straw mulching and ridging sowing machine rack (1), a rotary cultivator rack (7) located in the middle of the straw mulching and ridging sowing machine rack (1), a pesticide spraying device and a sowing device, wherein the pesticide spraying device and the sowing device are located on the rear portion of the straw mulching and ridging sowing machine rack (1). The sowing device comprises ridgers (11), a sowing boot (12), a press wheel (13) and a sower (15), the sowing boot (12) is located on a ridge face between the two ridgers (11) and is vertically adjustable to adapt to the sowing depth, the sower (15) is located above the sowing boot (12) and driven by the press wheel (13) to rotate to sow seeds, and the press wheel (13) is located between the two ridgers (11) and behind the sowing boot (12) and rolls along the ridge face. The pesticide spraying device sprays pesticide to the ground surface through a pesticide pipe.

The invention discloses a cultivation method for improving the survival rate of quercus rubra. The cultivation method comprises the following steps: S1, collecting seeds, namely collecting mature seeds of quercus rubra during October to November in autumns, and screening out plump seeds; S2, pretreating the seeds, namely soaking the screened seeds in hot water at 50-60 DEG C for 40-50 minutes, picking out the seeds, washing the seed surfaces with clear water, drying the seeds in the air, uniformly spraying the seeds with a 0.2% potassium permanganate solution, performing disinfection, and soaking the seeds in a seed soaking solution for 12 hours; S3, putting the seeds in a hot bed; S4, taking out the seeds; S5, sowing the seeds, namely sowing the seeds in a greenhouse; and S6, performing tending management. According to the method, dormancy of the quercus rubra seeds is broken, the seeds can be directly sown and germinate without long-time cold-wet treatment, the seeds are promoted togerminate early, the germination rate of the seeds is improved, the growth cycle of nursery stocks can be prolonged, the survival rate of tree seedlings in the late period can be greatly improved. Therefore, the method can improve the survival rate of quercus rubra.