76results about How to "Safe winter" patented technology

The invention discloses an under-forest original ecology gastrodia elata planting method. The method includes the steps that a field of which one half backs to the sun and the other half faces the sun and a piece of shady mountainous forest land are selected for planting, wherein the altitude of the field and the altitude of land range from 1000m to 2000m; fungus-growing materials are prepared, specifically, tree sticks are cut in November to February and are then cut into short wood sections with the lengths ranging from 18cm to 20cm, the prepared tree sticks are placed along slopes, every 6-8 tree sticks is subject to a bottle of halimasch with the volume of 750ml, and homozygous zero-generation seeds and homozygous one-generation seeds are sown for planting, wherein the homozygous zero-generation seeds and the homozygous one-generation seeds are cultivated by carrying out artificial pollination on wild gastrodia. According to the method, the natural environment can be fully used, natural shading is achieved, and accordingly produced commodities can reach the quality standard of purely natural, pollution-free, environment-friendly, organic and authentic traditional Chinese medicinal materials due to abundant compost soil, leaves, sloped places and beneficial bacteria under a forest.

The invention provides a planting method for red-fleshed pitaya, belonging to the technical field of cultivation of fruit trees. The planting method comprises the following concrete steps: (1) orchard building; (2) field planting; (3) field management: a step of carrying out watering once every 2 to 3 days in 2 to 3 months after planting of a pitaya seedling so as to maintain moist of soil, carrying out watering once every 7 to 13 days after three months, topdressing a fertilizer for 6 to 8 times in the first year after planting of the pitaya seedling, wherein the applying amount of a fertilizer is 1 to 1.5 kg per plant every time, topdressing the fertilizer for 3 to 4 times every year after flowering and fruiting of pitaya, wherein the applying amount of the fertilizer is 9 to 11 kg per plant every time, and controlling diseases and pests in the growth period of the pitaya; (4) pruning; (5) artificial pollination; (6) thinning of flowers and fruits; (7) bagging; and (8) harvesting. The planting method for the red-fleshed pitaya provided by the invention designs a planting scheme by aiming at the growth characteristics of the red-fleshed pitaya, promotes healthy and vigorous growth of the red-fleshed pitaya, and improves the yield of the red-fleshed pitaya.

The invention relates to technology for screening and arranging winter plants in artificial wetlands for purifying domestic sewage in subtropical regions. A method comprises the following steps of: screening seven plants with high purification capabilities, such as cress, rape, juncus effuses, saxifrage, Iris germannica, sweet osmanthus flower and flagIris according to adaptation capabilities andthree indexes such as a physiological property, a pollution resisting and removing capability and matrix enzyme activity; and combining and arranging the screened plants according to a sewage purification effect and a landscape effect. A winter artificial wetland plant mode has a good sewage purification effect, can operate safely and effectively in the subtropical regions and has certain landscape value.

The invention discloses a method for cultivating lobster in a greenhouses constructed in rice fields, and the method comprises: excavating a ring groove in the middle of the rice field as a nursery pond for crayfish, arranging an aeration, water inlet and outlet equipment, and constructing a simple plastic greenhouse on the ring groove, increasing water temperature in winter by utilizing heat preservation effect of sunlight to ensure that the crayfish can safely overwinter; constructing slope protection vegetation by using water plants such as Elodea, creating suitable cave habitat for crayfish to effectively improve the survival rate and breeding rate of the parent shrimps; feeding high-quality feed for increasing the gonad development speed of female shrimps, realizing premature spawningand hatching, achieving the purpose of commercial shrimps early entering markets and improving the yield and economic benefits of shrimp farming in rice fields.

The invention relates to a compound feed capable of improving the anti-stress capacity of fancy carps and a preparation method of the compound feed. The feed comprises the following components in percentage by mass: 1%-1.5% of a fish premix, 0.2%-0.4% of choline chloride, 0.01%-0.04% of bile acid, 5%-15% of mixed meal, 10%-20% of bran residues, 3%-8% of defatted soy flour, 3%-10% of imported fish meal, 5%-10% of spirulina powder and 10%-20% of dried marine algae powder. According to the compound feed disclosed by the invention, necessary trace elements and vitamins are complemented in the fish premix, and in addition, the compound feed is also rich in anti-stree substances such as vitamin C and vitamin E, so that the anti-stress capacity and the immunity of pelteobagrus fulvidraco can be quickly improved, and the growth of the pelteobagrus fulvidraco is promoted; the soybean meal, the mixed meal, the bran residues and the like are added, so that the energy of the feed is increased; the fancy carps which are fed with the compound feed disclosed by the invention can safety live in the winter, and have the characteristics of being resistant to fishing, resistant to low oxygen, resistant to transportation and the like.

The present invention belongs to the field of fruit tree cultivation technology, in the concrete, it relates to a method for protecting ficus carica tree from freezing injury. Said method includes the following two procedures: A, form pruning and B, overwintering under mulch. Besides, said invention also provides the concrete requirements of above-mentioned every procedure and its concrete operation steps.

The invention discloses a method for breeding gentiana macrophylla low-altitude sound seedlings. The method comprises the following steps of selecting the seedling raising site and time; treating seeds, selecting the seeds harvested in the current year, soaking the seeds in 200mg / kg gibberellin for 24 hours, flushing and cleaning by tapping water, and airing for standby use; preparing a seedling bed; seeding; covering films and sunshade nets; weeding; and applying fertilizer. By utilizing the characteristic that the air temperature in winter is higher in the low-altitude areas, the areas are suitable for the growth and safe overwintering of the gentiana macrophylla seedlings, the low-altitude seedling raising in autumn and winter is utilized, the seedlings are carried to the high mountains to be planted in the next year, the growing process of the gentiana macrophylla is accelerated, and the four-year harvesting after planting is advanced to the three-year harvesting. Meanwhile, the conditions of flat dam areas, such as irrigation, are good, the technique popularizing degree is high, the farmer seedling raising technique is good, and the management is convenient, so a scaled seedling breeding base is easily established for breeding high-quality seedlings in the plateau areas, and the healthy development of the gentiana macrophylla of Tibetan medicines is promoted.

The invention discloses a three-way rapid cultivation method for grape seedlings in the northern region, which comprises the following steps: a grafting step; a seedling raising step; a cutting step: in a solar greenhouse, a nutrition bag is installed in advance, the nutrition bag has a diameter of 7-8 centimeters and a height of 15 centimeters, After the cuttings are managed in the greenhouse, they can be planted in the open field in about 60 days to build a garden. The technical solution of the present invention is to use the solar greenhouse to advance the grafting of seedlings to March, so that the growth period of the grafted seedlings is advanced by 60 to 90 days. Among the subspecies, Pollet and other varieties with branches that are easy to grow green, the growth period is extended from about 130 days to 190-220 days, and they can fully achieve a good lignification degree, so they can survive the winter safely.

The invention relates to a plant cultivation method of a Hanfu apple anther, pertaining to the agricultural field. The invention comprises a Hanfu apple anther acquisition and disinfection and cleaning process 1, an embryoid abduction process 2, a plant differentiation process 3 and an abduction rootage and test tube plantlet grafting process 4. Compared with the prior art, the method of the invention has the advantages that: (1) such expensive hormones as 2,4-D, IAA, K, BA are reduced for an embryoid induction culture medium, thus reducing the cost and shortening the embryoid induction period by 60 days; (2) a novel hormone TDZ with comparatively better activity is adopted for an embryoid differentiation culture medium, thus improving the differentiation rate, and the differentiated plants grow well, which shows that the invention is beneficial to the rootage and grafting; (3) the plant can be grafted to the twig of greenhouse potted malus bacata in March, to enhance the survival ratio and greatly lengthen the growth cycle, thus reaching complete lignification and safely hibernating. The method of the invention is suitable for cultivating apple plants with apple anther.

The invention discloses a vehicle-mounted type sewage recycling system. The vehicle-mounted type sewage recycling system comprises a sewage tank, wherein a sewage collecting tube is arranged in the sewage tank; a sewage discharge valve is arranged at the bottom of the sewage tank; a vertical type filter system is fixed in the sewage tank; a spray rod with a high-pressure spray head is arranged at the inner part of the vertical type filter system and is connected with an external high-pressure water tube; a water outlet of the vertical type filter system is connected with a water inlet of a hollow fiber membrane assembly system through a sewage tube; a water pump system is arranged on the sewage tube; a water outlet of the hollow fiber membrane assembly is connected with two branches, one branch is connected with a regenerated clear water pipeline, and the other branch is connected with a concentrated water reflux pipeline; the concentrated water reflux pipeline is accessed into the sewage tank. According to the vehicle-mounted type sewage recycling system, a physical filter mode is adopted to effectively prevent secondary pollution in a sewage recycling process; and the amount and the quality of the circulated regenerated water are ensured because of effective lockage prevention of a classified filtering mode.

The invention discloses a method for cultivating acclimatized pennisetum alopecuroides 5#. The method comprises the following steps: (1) cultivating parent strong root systems; (2) carrying out parent hybridized combination; (3) acclimatizing resistance characteristic of the acclimatized pennisetum alopecuroides 5#; and (4) acclimatizing progressive type cold resistance characteristic of the acclimatized pennisetum alopecuroides 5#, wherein the parent hybridized combination in the step (2) means carrying out combination cultivation by adopting a back-cross method in a manner of taking napier grass as a paternal parent and taking African pennisetum alopecuroides as a maternal plant. The acclimatized pennisetum alopecuroides 5# planted by adopting the method for cultivating the acclimatized pennisetum alopecuroides 5#, disclosed by the invention, completely has the characteristics, i.e., special barren resistance, drought resistance, moisture resistance and high-temperature resistance of acclimatized pennisetum alopecuroides 2#, meanwhile, the growth speed is higher, the yield is higher, and the nutrients are richer.

The invention relates to a protective overwintering method for Fujian angiopteris lygodiifolia rosenst in cold districts in winter. The method comprises the following steps of: clearing withered branches and leaves around the Fujian angiopteris lygodiifolia rosenst when the temperature is reduced to 3 DEG C below zero in winter, sterilizing the rosenst and the surrounding soil thereof, and covering the rosenst by using a prepared mulch; and performing winter management, clearing the mulch on the rosenst when the temperature is stabilized at 5 DEG C below zero in next spring, so that the rosenst is germinated and grown and can overwinter safely by a covering protection method. The method can ensure that the Fujian angiopteris lygodiifolia rosenst can overwinter safely and can normally germinate and grow in next spring, the grown quantity is high, and the plants are grown robustly. The preparation of the coverage matrix is simple; and the operating method is simple, convenient, feasible and strong in operability, has the characteristics of low investment, high overwintering survival rate, early plant germination and high growth quantity in next year, and is a reliable mode of safe overwintering after the Fujian angiopteris lygodiifolia rosenst is migrated northwards. Meanwhile, the method provides reference for open field culture and safe overwintering after similar large tropical ferns are migrated northwards, and has high popularization value.

The invention discloses a health-care compound feed for enhancing the anti-stress capability of freshwater fishes. The health-care compound feed is prepared from the following raw materials in parts by weight: 0.1-0.3 part of microelement, 0.03-0.06 part of vitamin, 1-2parts of mineral substances, 5-10 parts of fish meal, 10-20 parts of bean pulp, 20-40 parts of miscellaneous meal, 20-40 parts of bran distilled grain dregs, 5-10 parts of flour, 3-5 parts of alfalfa meal, 4-8 parts of kelp powder and 1-2 parts of grease. The health-care compound feed is convenient to use and free of toxic and harmful effect, and contains 28% of crude protein. According to physiological characteristics of the freshwater fish, not only are nutrition indexes required by the fishes achieved through the raw materials such as high-quality fish meal, miscellaneous meal and bran distilled grain dregs, but also the anti-stress capability and the immunity of the freshwater fishes are improved and the growth of the freshwater fish is prompted as various anti-stress substances are added.

The invention discloses a method for cultivating tree-rose semi-finished rose trees through U.S.A. M1 and M2 rootstocks. The method adopts the method of grafting a cold-resistant rose variety onto U.S.A. tree-rose rootstocks, and greatly improves the cold resistance of the rootstocks by utilizing the influence of the grafted variety on the rootstocks, thereby achieving the aim of allowing tree-like rose rootstocks to safely overwinter in open air in northern China. Meanwhile, the method utilizes the characteristic of roses in vigorous growth to accelerate the thickening growth of the cultivated tree-rose rootstocks. Through the cultivation of the rose trees with certain crown-width semi-finished products, the aim of allowing tree-like roses to be shaped early and leave nurseries early is achieved.

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.

The invention relates to a floating island monomer which comprises floating island plants and a packing substrate layer which is used for bearing the floating island plants and providing root spreading of the floating island plants. The packing substrate layer is a palm fiber board formed by pressing of palm fiber. The invention further relates to an ecological floating island applying the floating island monomer. Compared with the prior art, the floating island monomer is good in buoyancy and favorable for establishment of a micro environment ecosystem, and meanwhile, good anti-storm resistance can be achieved by the floating island monomer. In addition, heat preservation effect can be achieved for roots of the floating island plants, freeze resistance capability of the floating island plants is improved, and security for the winter is achieved; the ecological floating island composed of the floating island monomer is simple and stable in structure, convenient in processing and installation and good in anti-storm resistance of the total buoyancy clutch.

The invention discloses a fishery aquaculture system capable of control pond water temperature comprising a pond; a pond water heat exchange system is installed at the outer side of the pond; a feeding device is installed in the middle of the pond; the feeding device comprises a floating platform; an ejection device which can eject material in a feeding tray out of a discharging seat is installed on the floating platform; a scraper mechanism which can centralize material in the front end of the feeding tray to the rear of the feeding tray is installed on the ejection device; a locating pole is installed on the floating platform on one end of which the discharging seat is installed; a wind sail mechanism, which can make the floating platform rotate about the locating pole as the wind alters directions so that it can adjust feeding direction, is installed on the other end of the floating platform. The purpose of the invention is to overcome the deficiency of the prior art and to provide a fishery aquaculture system with simple structure and capable of control pond water temperature with which the pond water temperature can be adjusted so that aquatic products can overwinter safely, the cultivation effect is good, the dispersibility of bait is good, and the feeding scope is wide.

The invention relates to the technical field of plant seed planting, in particular to a method for safe wintering of non-autumn dormancy level alfalfa. Alfalfa seeds are planted in a plastic mulching and hole sowing mode in spring, covering of organic fertilizer prepared by mixing dry cow dung, dry straw and grass meal is conducted after autumn harvesting, and pre-winter irrigation is conducted. Dry cow dung, dry straw and grass meal are smashed to obtain particles with diameters smaller than or equal to 3 cm, and the water content in dry cow dung, dry straw and grass meal is smaller than or equal to 40%. The dry cow dung, dry straw and grass meal are mixed according to the weight ratio of 1:2:1, the wintering survival rate in the next spring can be 95% or above, and a non-autumn dormancy level alfalfa seed breeding field is successfully built.

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 discloses a configuration method for undercurrent type artificial wetland woody plants in subtropical areas. The method includes: utilizing the characteristics that water of undercurrent type artificial wetland flows below 10-20cm of surface matrix to select from woody plants which can live through the winter safely in the subtropical areas according to staining resistance and decontamination capability, adaptability and physiological property indexes to obtain woody plants which can be applied to the undercurrent type artificial wetland, and configuring according to purification capability of the woody plants. The plants after configured can be engaged with various base materials, plants and microorganisms originally existing in the undercurrent type artificial wetland, andthe plants are configured to be oleander, hibiscus and gardenia. By the configuration method for the undercurrent type artificial wetland woody plants in the subtropical areas, the problem of withering of most herbaceous plants in artificial wetland in winter can be solved, selection range of artificial wetland plants is widened, and diversity of species is increased. The configuration method forthe undercurrent type artificial wetland woody plants in the subtropical areas is good in wastewater purification effect in the subtropical areas, can safely and effectively operate in the subtropical areas, and has good application prospects.

The invention discloses a wild cultivation imitation method for pollution-free dendrobium officinale. The method comprises the steps that multiple sets of square white cooked plastic water barrels areput in the woodland one by one and are close to one another, and the upper edges of the water barrels are bent inwards and obliquely extend 5 centimeters downwards in the direction of 45 degrees; theinner sides of the obliquely-extending outer edges are coated with anhydrous cupric sulfate; three square wooden strips are evenly placed on each white cooked plastic water barrel at intervals; a plate-shaped square bamboo-woven board is flat placed on the three square wooden strips and laid as a seeding bed board, and three layers of planting mediums are fully placed on the seeding bed board; abottom-layer filtering layer with the thickness of 5 cm is laid by mixing pine bark with the size of 4 cm and seaweeds according to the ratio of 3:1, a middle layer with the thickness of 8 cm is laidby mixing pine bark with the size of 2 cm and seaweeds according to the ratio of 4:1, and an upper layer with the thickness of 2 cm is laid by mixing pine bark dust and seaweeds according to the ratioof 5:1; the white cooked plastic water barrels are filled with water, and seedlings subjected to seedling verification are planted on the mediums of a bamboo-woven seedling bed in March. By means ofthe method, the planting survival rate can be increased to 90% or above, and the harvesting cycle is shortened.

The invention discloses a high-yield aquaculture system which comprises a pool and is characterized in that a pool water heat exchange system is arranged on the outer side of the pool; a water inlet pipe of the pool water heat exchange system is arranged in one end of the pool; a water outlet pipe of the pool water heat exchange system is arranged in the other end of the pool; a feeding and salvage ship is arranged in the pool on the middle part of the pool, and comprises a ship body; a roller mechanism for salvaging the suspended solids in the pool is arranged at the front end of the ship body; a driving mechanism for driving the ship body to travel is arranged on the ship body; a feeding mechanism is arranged at the rear end of the ship body. The invention aims at overcoming the defects of the prior art and provides the high-yield aquaculture system with the advantages of simple structure, capability of adjusting the water temperature of the pool, capability of ensuring the safe overwintering of aquatic products, good cultivation effect, excellent bait dispersibility in a feeding process, wide feeding scope and capability of salvaging the suspended solids in the pool.

The invention discloses a cranberry overwintering method by freezing crop straws for cold protection, relates to a cranberry overwintering method, and aims at solving the technical problem that branches and tendrils of the cranberry are damaged since an existing cranberry overwintering method employing flooding and freezing cold protection requests that a cranberry pond ridge needs to have enough height and strength, premature ice snow melting easily appears in the areas with frequent high winds and relatively large temperature changes in spring, and water loss of a plant is fast. The cranberry overwintering method comprises the following steps: (1) crop straw coverage; (2) watering freezing; (3) timely removal of the straws in the next spring; and (4) recovery of normal field management. The cranberry overwintering method disclosed by the invention is applied to overwintering of the cranberry.

The invention discloses a method capable of improving cold resistance zoysia japonica and belongs to the technical field of lawn planting. The method includes: subjecting zoysia japonica to potting orplug planting, culturing in an artificial weather culture box after growing for one month, and allowing illumination at 24 DEG C for 16h, wherein illumination intensity is 2000-3000umol.m-2.s-1; maintaining darkness at 4 DEG C for 8h, and culturing for 15-20d. The green period of zoysia japonica planted by the method can reach more than 220d in Northern regions (like Beijing and Lanzhou where annular minimum air temperature is higher than minus 20 DEG C), and zoysia japonica can winter safely.

The invention discloses an anti-freezing cultivation system, comprising a pond. The outer side of the pond is provided with a pond water heat exchanging system. The middle part of the pond is provided with a feeding salvage ship. The feeding salvage ship comprises a ship body. The rear end of the ship body is provided with a feeding device. The feeding device comprises a mounting plate. The mounting plate is provided with an ejection device. A storage vat is internally provided with a material pushing plate mechanism which makes materials smoothly enter a discharging port. The front end of the ship body is provided with a salvage mechanism which salvages suspended objects of the pond. The ship body is provided with a driving mechanism which can drive the ship body to travel. An objective of the system is to overcome defects in the prior art, and the anti-freezing cultivation system which is simple in structure, adjusts water temperature of pond water, makes aquatic products safely overwinter, and is good in cultivation effect, good in bait dispersibility in feeding, wide in feeding range, and can salvage the suspended objects in the pond.

The invention discloses a fruit tree cultivation cellar in arid and cold regions and a cultivation method thereof, and belongs to the technical field of fruit tree cultivation. The width of a cellar body is 2 meters-3 meters, the depth of the cellar body is 0.6 meter-0.8 meter, an inner ditch with the width of 0.6 meter-0.8 meter and the depth of 0.4 meter-0.6 meter is formed in the bottom of thecellar body, organic fertilizer and straw are placed in the inner ditch, and the upper portion of the inner ditch is covered with soil to form a soil covering layer; and baffles are arranged on the two sides of the cellar body, two stand columns are arranged on the upper portions of the two ends of the cellar body, steel wires are installed at the top ends of the stand columns and connected with the two stand columns, and V-shaped protective layers are arranged above the cellar body with the steel wires as supports. According to the fruit tree cultivation cellar in the arid and cold regions and the cultivation method thereof, when the cultivation cellar is used for fruit tree cultivation, heat of the ground center can be gathered, meanwhile, the protection layers composed of the straw mats, felts and plastic films are arranged, and the temperature inside the protection layers can be increased by 10 DEG C-15 DEG C relative to the outside in winter, so that fruit trees can be protected to safely overwinter; and in addition, late spring coldness in the flowering season of the fruit trees in the arid and cold regions can be prevented.

The invention discloses a Chinese bee fast queen separating method. Beehives are used for queen separation, each beehive in a square shape, edge plates and longitudinal plates are arranged inside each beehive, when brood combs in the beehives reach 4 to 5 frames, queen separation plates are used for clamping in the longitudinal plates for averagely separating the beehives into two spaces, 2 to 3 beehive frames are respectively placed onto the edge plate of the two places, the brood combs, honey combs and bees are averagely distributed, the original queen bees are placed at one side, one newly ovigerous queen bee is placed at the other side, at the moment, collecting bees fly into a left space and a right space of the beehives when returning to the beehives, and the number of the beehive frames can be regulated if the condition that the bees in one beehive are few, so that the bee number is averaged. When the Chinese bee fast queen separating method is adopted, the investment and special management measures do not need to be added, the original group can be developed into strong production groups, and in addition, the separated bee groups can also become strong production groups, so the goals of increasing the bee group number, enlarging the production capability and improving the bee product capability are achieved.

The invention relates to a cotton field transplantation overwintering method. The cotton field transplantation overwintering method comprises the following steps that (1) cotton plants are trimmed before transplantation at the beginning of October, and a small part of main stems and lateral branches are only reserved on the ground part to reduce nutrient consumption during the period of transplantation; (2) the soil relative humidity is between 50% and 60% between the midmonth of the October and the beginning of November, and flowerpots are adopted to arrange the overwintering cotton plants into a greenhouse covered with thin films in a potted plant mode to keep a root system to be complete; and (3) soil moist is kept after transplantation, growth of the cotton root system is facilitated,the temperature and humidity of the greenhouse are controlled, and safe overwintering of cotton is facilitated. According to the cotton field transplantation overwintering method, the survival rate ofcotton field transplantation is increased more than 90%, and in a general plastic thin film greenhouse, the survival rate of overwintering is increased more than 90%.

The invention discloses a cultivation method for improving cold resistance of roses, and belongs to the technical field of plant cultivation. The cultivation method is characterized by comprising thefollowing steps of selecting cultivation lands; preparing cuttage substrates; pretreating cutting shoots; performing seedling raising by cuttage; managing cuttage seedlings; performing transplanting;and performing management before winter. Compared with the prior art, the cultivation method disclosed by the invention has the beneficial effects the cutting shoots are pretreated, so that low-temperature stress training can be effectively performed at the stage when rooting of cutting shoots is the most active, gene expression relevant to cold resistant capacity of the cutting shoots is stimulated, and the cold resistant capacity of the roses can be effectively improved; a cold resistant agent is applied, so that transplanted roses can withstand outdoor cold, and the cold injury rate duringpark cultivation can be reduced; and excessive consumption of nutrients can be reduced through pruning branches, useful branches and leaves of rose flowers can be helped to absorb ample nutrients, andthe rose flowers can pass the winter safely.