56results about How to "Fix rot" patented technology

The invention discloses a natural volatile solid fresh-keeping agent for fruit and vegetables and a preparation method thereof. The fresh-keeping agent is prepared by mixing main raw material and adjuvants at a certain ratio in parts by weight, and taking rice flour and maltodextrin as a wall materials and essential oil mixed with natural spices as a core material; ingredients of the main raw material are rice flour, maltodextrin and essential oil mixed with natural spices, and the adjuvants comprise an antiseptic, an adhesive, a crisp-keeping agent, an emulsifier and an ethylene receptor inhibitor. The natural volatile solid fresh-keeping agent for fruit and vegetables has the main advantages of realizing freshness keeping of fruit and vegetables by volatilizing the essential oil mixed with natural spices and 1-MCP which respectively contact surfaces of fruit and vegetables; employing microcapsule technology to embed the essential oil mixed with natural spices and the 1-MCP to effectively control volatilization rate of the essential oil mixed with natural spices and the 1-MCP, improve utilization rate of effective ingredients and solve freshness-keeping technical problems of fruit and vegetables in the course of transport; and the product made from natural materials is safe and nontoxic. See the accompanying drawings of the abstract for processing technology of the fresh-keeping agent.

The invention relates to the technical field of crop culture, in particular to a seed germination or seedling hydroponic device. The device comprises a hydroponic plate and a hydroponic case, wherein the top of a case body of the hydroponic case is open, the hydroponic plate is located in the hydroponic case and floats on the surface of a solution in the hydroponic case, and a plurality of pores are formed in the hydroponic plate, so that roots can enter the solution in the hydroponic case through the pores after the seeds germinate. The hydroponic plate floats on the surface of the solution in the hydroponic case, the crop seeds can be partially contacted with the solution and partially contacted with the air, sufficient oxygen is supplied to the seeds while the seeds imbibe and absorb water fully, the hydroponic plate taken out is put in the hydroponic case accommodating a replaced culture solution, and replacement of the culture solution can be completed; the device can be used for batch seed germination and screening tests, realizes integration of germination and seedling culture, simplifies the intermediate process of sand culture and seedling transplanting, reduces damage to the seedlings and particularly the roots of the seedlings, and shortens the time for seedling recovery due to replacement of a culture medium.

The invention relates to a day lily refreshing technology under the normal temperature condition. The technology comprises a synergy refreshing solution and a refreshing method. The synergy refreshing solution consists of 6-12% of spice or Chinese herbal medicine which is both edible and usable, 0.1-0.5% of preservative, 0.5-1.0% of browning inhibitor, 0.5-0.8% of water-retaining agent and 0.5-1.0% of antioxidant. Every 100Kg of fresh day lilies are sprayed with the 2-3Kg of synergy refreshing solution, and have to be uniformly sprayed, and the day lilies are quickly put into a polyvinyl chloride (PVC) plastic bag at the weight unit of 10Kg to be sealed after the spraying, and are stored at the shade place. On the one hand, the refreshing method can prolong the shelf life of the fresh day lilies, so the commodity value of the fresh day lilies is improved, and the economic benefit is increased; and on the other hand, the problems that the day lilies cannot be timely dried and are decayed in overcast and rainy days are solved, and the economic loss of the day lilies is avoided.

The invention discloses an automatic puer tea stacking and fermenting device which is characterized in that the device consists of a cabinet body (1), a bottom halftone conveying mechanism (2) in the cabinet body, a raking roller (3) on the front end of the cabinet body and a reciprocating spreading conveyor (4) on the upper part of the cabinet body, wherein, the side surfaces and the tail of the cabinet body are stainless steel punching halftones (5).The bottom halftone conveying mechanism is formed by connecting transferring chains on both sides of the bottom halftone with the bottom halftone, and the bottom halftone is the stainless steel punching halftone. The invention creatively changes the existing puer tea ground fermentation into the stainless steel air-permeable container fermentation, which greatly improves air permeability and drainage during the tea fermenting process. The invention has short fermenting period and good fermenting effect, and the problems of corruption, worm growth phenomenon and the like during the tea fermenting process are solved. The invention not only greatly improves the hygienic standard of tea producing areas, but also improves production efficiency.

The invention belongs to the technical field of edible mushroom antistaling agent, and in particular relates to a compound antistaling agent for white mushroom and application thereof. The antistaling agent is compounded from the following raw materials in parts by weight: 1-2 parts of proline, 1-2 parts of histidine, 3-8 parts of Vc, 2-8 parts of EDTA and 1000 parts of water. The compound antistaling agent provided by the invention has long refreshing time and good quality, no toxic effect to human body and is safe and environmentally friendly; and the application method is simple to operate and is low in cost.

The invention relates to a method suitable for planting cistanche tubulosa in a yellow river delta area. The method includes the steps: landform selection and soil preparation; host forest creation; cistanche tubulosa inoculation; forest land management and protection; harvesting. Mechanisms are proven through experiments for more than two years, the method solves the technical bottleneck that cistanche tubulosa planted in the yellow river delta area are rotted, stable and high yield of the cistanche tubulosa planted in the area are achieved, the planting area range of the cistanche tubulosa is greatly widened. The method is applicable to artificial cultivation of the cistanche tubulosa in the domestic yellow river delta area and has reference values for planting of the cistanche tubulosaother near areas such as mid-east region of Hebei province, a new mode is provided for protection, utilization and development of domestic east tamarix chinensis resources, and a new income increase path is provided for local farmers.

The invention relates to a non-metal plate punched (or injection molded) porous non-metal wrist band or a latticed non-metal wrist-wear electronic monitoring terminal, wherein electrically conductive metal powders are added in the non-metal plate; the electronic monitoring terminal is obtained through subjecting a high molecular polymer material to surface treatment; and the high molecular polymer material is formed by weaving non-metal fibers and is added with the electrically conductive metal powders. The air permeable problem of continually wearing wrist band is solved through the latticedwrist band structure and air permeable touch points arranged at a bottom box; a metal material is furthest prevented being illegally utilized by a wearer because of the utilization of the non-metal material; and therefore, the electronic monitoring terminal is particularly suitable to be continually worn so as to monitor special groups in prisons.

The invention discloses an intensive silkworm rearing apparatus, comprising: a frame; a rearing bed including a silkworm frame and a bottom plate, wherein a first rotary shaft is mounted below the bottom plate, the silkworm frame is arranged above the bottom plate in a manner of being erected along the length of the bottom plate, and the silkworm frame is composed of vertical rods and transverse rods that are staggered; a mulberry leaf conveying mechanism including a conveyer belt and a second rotary shaft, wherein the conveyer belt is mounted on the second rotary shaft and transversely rotates to convey mulberry leaves, and the second rotary shaft may axially rotate so that the conveyer belt turns down to pour the mulberry leaves; a cocoon picking mechanism including a guide rail and a cocoon comb, wherein the upper portion of the cocoon comb is in inserted fit with the guide rail, the lower portion of the cocoon comb is extended to the rearing bed, and the cocoon comb slides along the guide rail so as to peel off cocoons on the rearing bed; and a collection channel. The intensive silkworm rearing apparatus has the advantages that, for instance, silkworm yield is increased, disease damage is relieved, and the apparatus is suitable for intensive rearing.

The invention discloses a drying method for star anise, and relates to the technical field of deep processing of agricultural byproducts. The method comprises the following steps of loading star anise subjected to deactivation of enzymes into a transparent vacuum drying oven in which an electric heating device is arranged, sealing the vacuum drying oven, exposing the vacuum drying oven under the sun, and when temperature in the vacuum drying oven is reduced to the set temperature, heating the star anise by virtue of the electric heating device, wherein the temperature in the vacuum drying oven is kept within a range of 45 to 65 DEG C; performing intermittent vacuumizing for 5 minutes every 10 to 60 minutes to exhaust water vapor in the vacuum drying oven in exposure and heating drying processes, wherein the whole drying time is 8 to 20 hours. The method is used for performing the drying processing on the star anise subjected to the deactivation of enzymes, and the problem that a conventional drying method for the star anise is long in treatment cycle and is easily influenced by weather is solved.

The invention relates to the field of grain warehousing equipment, in particular to a granary having good ventilation effect. The granary comprises a granary body, the top of the granary body is connected with a transverse plate, a driving mechanism is mounted on the transverse plate, an output end of the driving mechanism is connected with a gear-rack mechanism, the other end of the gear-rack mechanism is connected with a lifting rod, the other end of the lifting rod is connected with an air blower, a ventilation pipe is mounted in the granary body, a plurality of ventilation holes are formedin the ventilation pipe, and the air blower and the lifting rod are arranged in the ventilation pipe in a sleeved manner. The granary can fully ventilate grain, so that the problem of grain rotting caused by obstructed ventilation of existing granaries is solved.

The invention discloses a method for drying pumpkins, belonging to the technical field of processing of agricultural materials. The method introduces the pulsed vacuum drying technique into drying of pumpkins, and the pulsed vacuum drying technique is a drying method characterized by cyclically changing the internal pressure of a drying chamber, i.e. maintaining vacuum for a period of time, maintaining normal pressure for a period of time and cycling the procedure. The boiling point of water under a vacuum state is lowered, thereby improving the drying efficiency on one hand, and being favorable for protecting nutrient components from being destroyed under a low temperature state on the other hand; and the alternation of vacuum and normal temperature is favorable for quickly increasing temperature on one hand, and reducing energy consumption of long-term vacuum on the other hand, thereby solving the defects of big energy consumption and nutrient component loss of the existing drying techniques for pumpkins. Simultaneously, the method has a simple process and easy preparation of equipment, solves the problems of rot and loss of pumpkins in the transportation and storage processes, prolongs the shelf life and has great application value.

The invention provides a method for beaverboard production with branches of apple trees and eliminated fruit trees, and belongs to the technical field of a hard board. The prior hard boards mostly use lumbers in planted forest and wild wood as board producing materials, but the planted forest and the wild wood have a long vegetative cycle, the board production needs large numbers of materials; thereby the planted forest and the wild wood are not suitable for manufacture and production for a long period. The invention provides the method that the eliminated branches of the apple trees and the eliminated fruit trees are shattered to hub units with various lengths; the hub units are put into a thermofiner system for thermofiner prestewing, fiber separation, sizing and solidification after filtering and water washing; and then the fiber after solidification is processed by a pavement precompression working procedure and a heat pressing working procedure; finally plate blanks which are processed after heat pressing working procedure are processed through cooling and temperature lowing, and then the beaverboards are made. The method for beaverboard production with the branches of the apple trees and the eliminated fruit trees not only solves the problems of lumber accumulation, putridness, resource waste, environment pollution and the utilization of planted forest and wild wood all caused by the apple trees elimination after a definite year planting, but also implements an approach that the top grade boards are produced by cheap materials. The boards produced in the method accord with the national standards.

The invention discloses a method for cultivating tomato plants which prevents the root systems from decaying and the leaves from etiolating. The method solves the problem of decayed root systems mainly by pruning the roots during the seeding stage, promoting water roots, cleaning the root systems on a regular basis during the growth, raising the concentration of dissolved oxygen in nutrient fluid and increasing the times of nutrient-fluid circulation during the late stage of growth, etc. In the fruit-bearing stage, phosphate and potash fertilizer, and iron and zinc fertilizer are sprayed to the canopy of the tomato plants to solve the problems that the root systems cannot absorb enough nutrients and that not enough nutrients are transformed into leaves. Therefore, the nutrient balance during the period of cultivation and growth is adjusted, thereby solving the problem that new leaves are likely to etiolate, shrink, or even decay during the fruit-bearing stage. By adopting the method to cultivate tomato plants, the problems of root system decay and leaf etiolation during the fruit-bearing stage can be solved, the annual growth of tomatoes can be ensured, and the annual yield of tomatoes can reach more than 10,000. Tomato plants cultivated by the method are suitable for industrial production and for sightseeing.

The invention relates to the field of grain storage equipment, in particular to a grain elevator capable of ventilating the determined position. According to the technical scheme, the grain elevator capable of ventilating the determined position comprises a grain elevator body; a transverse plate is connected to the top of the grain elevator body, a sleeve is fixedly arranged on the transverse plate, a lead screw and nut mechanism is connected to the sleeve, a lifting pipe is connected to the other end of the lead screw and nut mechanism, a lifting rod is connected to the other end of the lifting pipe, an air blower is connected to the other end of the lifting rod, a vent pipe is installed inside the grain elevator body, a plurality of vent holes are formed in the vent pipe, and the air blower and the lifting rod are sleeved with the vent pipe; a driving mechanism is installed on the transverse plate, an output shaft of the driving mechanism is connected with a transmission mechanism,and the output end of the transmission mechanism is connected with the lead screw and nut mechanism. The grain elevator capable of ventilating the determined position can effectively ventilate grains,and the problem that grains are corroded due to the fact that ventilation of an existing grain elevator is not smooth is solved.

The invention belongs to the technical field of fruit and vegetable rot preventing and freshness keeping, and relates to a method for prolonging the freshness keeping period of strawberries. The method comprises the steps that medium-well strawberries are harvested in a sunny day, soaked in 45-DEG C hot water for 10 minutes and then soaked in a solution containing 2% vitamin C, 2% calcium chloride and 2% citric acid for one minute, and lastly the treated strawberries are naturally air-dried, packaged and stored. According to the method, by soaking the fresh strawberries in the 45 DEG C hot water for 10 minutes, microorganisms on the surfaces of the strawberries can be killed, the activity of enzymes related to strawberry aging is reduced, the respiratory action of the strawberries is reduced, therefore, aging is delayed, and the problem that the strawberries rot after being picked is solved; the strawberries are treated by cooperating with a chemical freshness keeping agent, and therefore the freshness keeping period of the strawberries is effectively prolonged. The method has the advantages that operation is easy, the reagent is low in cost and easy to obtain, the method is suitable for industrialized storage of the strawberries, the problems that the strawberries are not resistant to storage and prone to rot are solved, and economic losses of farmer households are reduced.

The invention relates to a garlic sprout refrigeration process flow, and relates to an agricultural product fresh-keeping storage field. According to the invention, the process flow comprises the steps of picking, cleaning, pre-cooling, garlic sprout sterilization and disinfection, binding, preserving agent spraying, moisture-permeable bag packaging, storehouse disinfection, temperature controlling, oxygen and carbon dioxide content controlling, storehouse humidity controlling, and storehouse-out. According to the invention, appropriate conditions beneficial for garlic sprout storage are determined, and reasonable temperature, humidity, and gas content in the storehouse are ensured, such that problems such as dehydration, aging, yellowing, and decay during a garlic sprout storage process are solved. With the process flow, garlic sprout storage time is improved, and color and texture are not damaged. With the process flow, vegetable industry development is promoted, added value is improved, and the establishment of a high-efficiency agricultural industry chain demonstration mode is promoted.

The invention discloses a gastrodia-elata planting method. The gastrodia-elata planting method includes the following steps of 1, preparing, wherein a planting device of gastrodia elata needs to be used; 2, material selecting, wherein leaves, tree bars, sandy soil and armillaria mellea are selected; 3, opening cutting, wherein scale openings are cut on the tree bars, and the armillaria mellea is put; 4, material putting, wherein leaf layers, the tree bars with the armillaria mellea and the sandy soil are put into the bottoms of planting troughs, and clear water is added into an arc trough; 5, tree planting, wherein branches with leaves are planted in branch troughs; 6, sand selecting, wherein a planting box is put into a secret chamber with the temperature of 25 DEG C and the humidity of 80%; 7, running, wherein the clear water enters the planting troughs through second water feeding troughs and first water feeding troughs, enough moisture is provided for gastrodia-elata planting, and redundant moisture falls down leaves through through holes to promote tree growth; 8, finished product preparing, wherein the gastrodia elata is obtained after 240 days to 300 days. By means of the gastrodia-elata planting method in the technical scheme, the gastrodia-elata rotting problem caused by excessive moisture in the current gastrodia-elata planting mode is mainly solved.

The invention provides a peach storing and preserving method. After peaches are picked, the peach surfaces are uniformly sprayed and treated with a xinjun'an agent according to a proportion of 1-1.2Lof xinjun'an agent per 100 kilograms of peaches, and the concentration of the xinjun'an agent is 60-120mg / L. The peach storing and preserving method provided by the invention is simple, the xinjun'anagent is used for treating the peaches, so the content of soluble solids in the peaches can be maintained stable and mold reproduction on the peach surfaces can be inhibited, thereby significantly reducing the infection and rotting rate of the peaches and solving the problem of rotting in the storing process of the peaches; and proper temperature and humidity are ensured in a refrigerated warehouse, so the storing time of the peaches is obviously prolonged and the color and luster and tactile sensation cannot be damaged.

The invention discloses a natural fruit and vegetable sterilizing fresh-keeping agent, preparation and a use method thereof, which belongs to the technical filed of sterilizing fresh-keeping agent. Every 1L sterilizing fresh-keeping agent comprises the following compositions by weight: 0.1 to 20 grams of grape seed extract, 1 to 50 milliliters of absolute ethyl alcohol, 0 to 0.5 milliliter of Tween-80, and the balance being sterilized water. The method for preparing the sterilizing fresh-keeping agent comprises the following steps: under the conditions of normal temperature and normal pressure, the grape seed extract, the absolute ethyl alcohol are added into the sterilized water, the Tween-80 is added to the mixed solution, and the sterilized water is added into the mixed solution for constant volume; and a glass rod is used for stirring the mixed solution uniformly to obtain the natural fruit and vegetable sterilizing fresh-keeping agent. The use method comprises the following steps: fruits and vegetables are soaked in the natural fruit and vegetable sterilizing fresh-keeping agent, or are soaked at negative pressure, and then the fruits and vegetables are taken out and are dried for further storage. The natural fruit and vegetable sterilizing fresh-keeping agent well solves the problems of rot and reduced quality after picking for the fruits and the vegetables, has low cost, and can effectively reduce use and residual quantity of chemical agents without causing environmental pollution, thereby having great value for development and application.

The invention belongs to the field of drink containers, and in particular, relates to a water feeding device of a hypobaric preservation system. The water feeding device comprises a storage container,an intake pipe, a water mist generator, a water drop collecting cavity, an exhaust nozzle and a water return pipe; the front end of the intake pipe is an intake port, and an exhaust port at the backend of the intake pipe communicates with the front end of the water drop collecting cavity; the back end of the water drop collecting cavity communicates with one end of the exhaust nozzle; the otherend of the exhaust nozzle is inserted in the storage container; and the water return pipe communicates with the water mist generator and the water drop collecting cavity through multiple branched pipes. The water feeding device solves the problem of easy skin decay of fruits and vegetables due to splashing of larger water drops on the surfaces of the fruits and the vegetables under the condition of realizing quicker water feeding humidification of the hypobaric preservation system.

The invention discloses a method for preparing medicinal material gastrodia elata. The method includes the following steps that 1, tubers of gastrodia elata are taken and washed to remove soil; 2, the tubers, processed in the step 1, of the gastrodia elata are soaked in a NaCl water solution; 3, the tubers, processed in the step 2, of gastrodia elata are cleaned and naturally dried to obtain the medicinal material gastrodia elata. According to the medicinal material gastrodia elata prepared through the method, the medicine yield is 30-38%, measurements of the shape, properties, thin-layer chromatography identification, water content, alcohol extract and gastrodin content all meet quality standards of the astrodia elata item in Pharmacopoeia of the People's Republic of China, generally, the medicinal material gastrodia elata does not fade or is damaged by worms after being placed for one year, and the nitrite content meets related standards. The provided method solves the problem that the tubers of the gastrodia elata rot or mildew in large quantities in a natural drying method, can replace a sulfur fumigation method and a drying method and has high application value.

The invention provides a strong root matrix for cutting seedlings and a cutting method and relates to the technical field of cutting seedling growing. The strong root matrix comprises the following raw materials in parts by weight: 1.5-3 parts of medium loamy soil, 0.6-1.5 parts of vermiculite, 0.6-1.5 parts of perlite, 1.5-2.8 parts of grass peat and 0.05-0.2 part of No. 15 Peters. The strong root matrix and the cutting method provided by the invention have the benefits that during cutting, the seedlings are rooted with fine sand firstly, and then the rooted seedlings are transplanted onto the strong root matrix to grow till the hardened seedlings are transplanted into a field; and by the utilization of the method, not only can the rooting rate of the seedlings be controlled to reach 90.71-95.88 percent, but also the transplanting survival rate can be improved to 89.82-94.70.

The invention discloses a breeding method for bolting-resisting radish germplasm in the Shangdong region. The method includes the steps that 1, the vernalization time of seed reproduction of bolting-resisting radish germplasm is adjusted to be November of the previous year to meet the requirement for light intensity and light length of bolting-resisting radish; 2, seeds are repeatedly washed with sterile water and fast soaked with a Daktarin agent, water management in the vernalization stage is carried out, and therefore the problem that buds and seedlings rot due to overlong vernalization time is solved; 3, white sphagna peat and bagasse are used as matrixes, lateral branch cortex is promoted to take root directly, the seedling recovering time is shortened, and it is ensured that seeds are smoothly harvested; 4, cuttage is carried out indoors on all levels of radish lateral branches with the length of 6 cm or more in the later period for seed reproduction, regulation and control over environment and the number of the lateral branches are ensured, reproductive growth of the bolting-resisting radish germplasm is completed smoothly by adjusting and accurately controlling temperature, light illumination, light length, water and fertilizer. Plants in the method are high in survival rate, seed quality is high, and genetic performance is stable.

The invention provides a storage method for increasing the germination rate of seed potatoes, and belongs to the technical field of crop seed storage. The method comprises the following steps that S1, freshly harvested seed potatoes are subjected to callus treatment for 5-8 days; S2, the seed potatoes in S1 are soaked for 5-20 minutes with a pretreatment agent containing an erycibe roxb plant extract, and is dried in a dark place; S3, the seed potatoes in S2 are placed in a mesh bag or a packaging box, and stacked in a refrigeration house for storage. The storage method for increasing the germination rate of the seed potatoes has the advantages that the content of isochlorogenic acid in the erycibe roxb plant extract is high, and the yield of prepared N-cocoyl complex amino acid is high; the method can reduce the activity of soluble starch synthase, polyphenol oxidase and peroxidase, inhibit the growth and reproduction of microorganisms in the seed potatoes, and prolong the dormancy period of tubers, while in the dormancy breaking process of the seed potatoes, the activity of the soluble starch synthase, polyphenol oxidase and peroxidase is improved, and the germination rate is increased.

The invention belongs to the field of needle mushroom cutting, and particularly relates to a needle mushroom root cutting device. The needle mushroom root cutting device comprises a cutting support and a cutting machine case. The cutting machine case is horizontally arranged on the cutting support. A lifting mechanism is vertically arranged between the cutting machine case and the cutting support. The lifting mechanism comprises lifting chains. The lifting chains vertically penetrate the cutting machine base. A rotating shaft penetrates the upper ends of the lifting chains. One end of the rotating shaft is fixedly provided with a rotation motor. Fixed shafts fixed to a cutting rack penetrate the lower ends of the lifting chains. Wax rollers are arranged at the left end and the right end of the cutting machine case and provided with wax outlet holes. A cutting blade is arranged between the wax rollers. Rotation shafts are arranged in the centers of the wax rollers. Edible wax is arranged between the rotation shafts and the wax rollers. The cutting support is fixedly provided with a workbench. The problem that the end portions of needle mushrooms obtained after cutting are directly exposed outdoors, and the end portions of the needle mushrooms are prone to dehydration and decaying are solved.

The invention discloses a preparation method of a macromolecular synthesized building mold plate. The preparation method is characterized by comprising the steps: pouring different main materials and additives according to a given ratio into a mixer hopper; pumping the mixture into a high-speed mixing pot at a normal temperature, stirring at a high speed and heating; placing the mixture into a low-speed stirring pot after reaching a set temperature, stirring at a low speed and cooling; pumping the mixture into a host machine hopper through a main machine spiral loading machine; feeding the material into a barrel after each area of the barrel is heated to a set temperature; thermally smelting the material through the barrel, squeezing the material through a screw, and extruding the material through a machine head; introducing the material into a traction machine through a traction rope; shaping the material through a shaping mold; cooling the material through a support frame; determining the width of the mold plate through a longitudinal cutting saw; determining the length of the mold plate through a transverse cutting saw; and packaging and warehousing the mold plate after inspection. The preparation method has advantages that the prepared macromolecular synthesized building mold plate has excellent physical mechanical property, is water-proof, damp-proof, low in water absorption rate, acid / alkali-resisting, corrosion-resisting, high in surface hardness, impact-resisting, good in manufacturability, capable of being nailed, planed, sawed and drilled, has a smooth surface, does not need a stripping agent, is environment-friendly, pollution-free, and has a good demolding effect and the leftovers after the mold plate is used on a construction site.

The invention relates to the field of grain storage equipment, in particular to a granary having a directional ventilation function. The granary comprises a granary body, the top of the granary body is connected with a transverse plate, a scissor-fork lifting mechanism is mounted on the transverse plate, one end of the scissor-fork lifting mechanism is connected with a lifting rod while the otherend of the same is connected with an air blower, a ventilation pipe is mounted in the granary body, a plurality of ventilation holes are formed in the ventilation pipe, and the air blower and the lifting rod are arranged in the ventilation pipe in a sleeved manner; an air outgoing pipe of the air blower is connected with a corrugated hose, the other end of the corrugated hose is connected with anair blowing head for being connected with the ventilation holes, a cylinder is connected on the air outgoing pipe, and a piston rod of the cylinder is connected with the air blowing head. The granarycan directionally ventilate grain, and the problem of grain rotting caused by the fact that ventilation of existing granaries is obstructed is solved.

The invention discloses a method for preparing medicinal dahurian angelica root through a salting technology. The method comprises the following steps: 1, taking root of plant dahurian angelica, and removing soil; 2, preserving the plant dahurian angelica root obtained in step 1 by salt for 4-10d; and 3, taking the plant dahurian angelica root obtained in step 2, washing by using water, and naturally drying to obtain the medicinal dahurian angelica root. The salting technology is adopted to locally process the plant dahurian angelica root in order to rapidly dehydrate and dry. Properties, thin layer chromatographic discrimination, alcohol leachate and the imperatorin content of the traditional Chinese medicine dahurian angelica root produced through adopting the salting technology respectively reach requirements of Pharmacopoeia of the People's Republic of China on quality standards of the traditional Chinese medicine dahurian angelica root, and also accord with the relevant limitation standard of nitrites in salted products. The method provided by the invention solves the problem of massive decaying or mildew of plant dahurian angelica root in a natural drying method, can substitute a sulfur fumigating method and a drying method, and has wide application values.

The invention provides a storage method for improving the germination rate of seed potatoes, which belongs to the technical field of crop seed storage, and comprises the following steps: S1: performing callus treatment on freshly harvested potato seed potatoes for 5-8 days; S2: treating the seed potatoes in step S1 Soak for 5-20min with the pretreatment agent containing the plant extract of the genus Typhoid, and dry in the dark; S3: put the seed potato in step S2 in a mesh bag or a packing box, and store it in a cold storage. The content of isochlorogenic acid in the used Dinggong genus plant extract of the storage method of the present invention is high, and the productive rate of the prepared N-cocoyl compound amino acid is high; the method can reduce soluble starch synthase, polyphenol oxidase and peroxide Enzyme activity, inhibits the growth and reproduction of microorganisms in seed potatoes, prolongs the dormancy period of tubers, and in the process of releasing dormancy of seed potatoes, the activities of soluble starch synthase, polyphenol oxidase and peroxidase increase, increasing the germination rate.