194 results about "Postharvest" patented technology

The invention relates to the technical field of shellfish breeding, in particular to a rapid microalgae breeding method for shellfish breeding based on a photobioreactor and a cement pool. The method comprises the following steps: firstly, optimizing a photobioreactor structure and an illumination layout, controlling a culture environment by matching with a multi-parameter regulation and control system, breeding microalgae seeds with high resistance and high carbon sequestration capacity, culturing to a preset density, and partially harvesting and inoculating into a cement pond, after partial harvest, the photobioreactor realizes continuous culture by supplementing disinfected seawater and nutritive salt; the harvested high-density microalgae are inoculated into a cement pond, nutritive salt is supplemented in a doubled mode, air and carbon dioxide mixed gas is used for continuous aerated culture, and the microalgae are promoted to rapidly reach the index growth period and used for being directly fed to shellfish larvae; according to the rapid microalgae breeding method for shellfish seedling culture, the yield and quality of microalgae are both considered, the success rate and productivity of aquatic seedling culture are effectively improved, the production cost and the labor intensity of workers are reduced, and the method is suitable for large-scale popularization.

The invention belongs to the technical field of microbial fermentation and biological agriculture, and discloses a rice straw decomposition agent as well as a preparation method and application thereof. The rice straw decomposition agent is obtained by adopting bacillus megatherium (Bacillus megatherium) Z101 to be subjected to fermentation culture after activation of the bacillus megatherium Z101. The application method comprises the steps that harvested rice straw is flatly laid in a rice field, the water level of the rice field is kept to submerge the rice straw, then the rice straw decomposition agent is diluted with water and then sprayed to the surface of the laid rice straw for decomposition fermentation treatment, and decomposed rice straw is obtained. The rice straw decomposing inoculant is a fermentation culture solution of bacillus megatherium Z101, and compared with a fermentation culture solution obtained by conventional bacillus megatherium in the market, the rice straw decomposing inoculant has higher rice straw decomposing efficiency and speed, in-situ decomposing and field returning of rice straw are facilitated, and a new application way is provided for the bacillus megatherium Z101.

The invention belongs to the technical field of solid waste resource utilization and saline-alkali land treatment, and particularly relates to a method for synergistically repairing coastal saline-alkali land based on power plant solid waste and super arundo donax. Comprising the following steps: uniformly mixing desulfurized gypsum, fly ash and ash to obtain a composite modifier; deeply plowing the target soil, applying a composite modifier, deeply plowing again, and irrigating; super bamboo reeds are planted in the treated soil, the super bamboo reeds are made into biomass fuel after harvesting, and then the biomass fuel is conveyed to a power plant to be combusted; wherein the ash residue is ash residue obtained after biomass fuel made of super bamboo reed is fully combusted. According to the invention, a closed-loop system of solid waste improvement, plant remediation, energy recovery and ash reutilization is constructed for saline-alkali soil remediation by aiming at the formula and treatment process of the improver, the application proportion and mode, the optimized utilization of ash, the ecological remediation function of super bamboo reed and the remarkable improvement effect.

This invention discloses a non-uniform fertilization method for controlling non-point source pollution in sloping farmland, comprising: determining the type of cultivated crop and fertilization spacing based on the slope of the target treatment area; dividing the target treatment area into several plots of the same size, determining the slope length based on the slope of each plot, and dividing each plot into three slope positions: the foot, the middle, and the top; determining the fertilization amount at the top of the corresponding plot based on the soil nutrient background value; fertilizing each plot in the target treatment area, with the fertilization amount decreasing proportionally at the top, middle, and foot of the slope; collecting surface runoff samples generated after rainfall at the lower part of each plot, measuring pollutant indicators in the collected water samples to obtain non-point source pollution results; and after the crops on the sloping farmland are harvested, measuring and calculating the crop's fertilizer absorption and utilization efficiency, and obtaining the crop output under non-uniform fertilization. This invention can effectively reduce non-point source pollution in sloping farmland while ensuring crop yield, and has the advantage of low cost.

The stubble cleaning, soil loosening, sowing and pressing mechanism comprises a machine frame, a stubble cleaning and soil loosening assembly, a conveying assembly, a smashing and spreading assembly, a pressing assembly and a sowing assembly, and is characterized in that the machine frame comprises a supporting frame, a connecting frame is fixed to one end of the upper side of the supporting frame, and a lead screw groove is formed in the middle of the supporting frame; the middle of the upper side of the supporting frame is fixedly connected with a square plate. The seeding assembly comprises a row spacing adjusting motor, the row spacing adjusting motor is fixedly connected to one side of the connecting frame, the two ends of the inner side of a screw rod groove are movably connected with the ends of a two-way screw rod, a rotating shaft of the row spacing adjusting motor is fixedly connected with the ends of the two-way screw rod, and the two-way screw rod is provided with two sections of threads with opposite spiral directions; two sliding plates are arranged in the lead screw groove and are in threaded connection with the two ends of the two-way lead screw correspondingly, and the upper ends of the two sliding plates are fixedly connected with vertical plates correspondingly. According to the invention, various crops can be sown after wheat is harvested.

The invention discloses a corn straw deep returning method for constructing a thick plough layer and application, and relates to the technical field of soil tillage. The method comprises the following steps: ploughing and ditching: after autumn corn is harvested, ditching is carried out, the depth of a ditch is 40-60 cm, and the width of the ditch is 20-40 cm; straw is applied to the ditches, urea is added to the straw, and the carbon nitrogen ratio of the straw is adjusted to be (20-30): 1; the application amount of the straw is 6000 kg.hm <-2 > to 18000 kg.hm <-2 >; soil backfilling: soil dug during ditching is returned to the original position, and precipitation and compaction are performed; corn planting: corn is sown in spring of the next year; and circulation: after harvesting in autumn, avoiding the ditching position in the previous year, and repeating the steps S1 to S4 to finish deep returning of the rice straws to the field and construction of a thick and fertile plough layer. The method increases the organic matter content and thickness of plough layer soil, can be used for comprehensively constructing a deep and fertile dry land soil plough layer, and promotes the increase of crop yield.

The invention belongs to the technical field of plant disease ecology, and particularly discloses an intercropping mode for relieving corn southern rust disease. Different corn varieties and different pepper varieties are selected, for spring-planted peppers, positions are reserved when winter wheat is planted in the previous year, pepper seedlings are transplanted in May of the next year, and corn with the sowing time 1 is planted; after the wheat is harvested, summer-planted pepper is transplanted, and corn with the sowing time 2 is planted; performing statistical determination on the diseased plant rate, diseased leaf rate and disease index of the corn southern rust disease in the intercropping mode in a corn filling stage; selecting an optimal intercropping mode through measured data; in a harvesting period, respectively counting the yields of the corns and the peppers; other planting management methods of corn in the intercropping mode are the same as those of single-cropping corn, and other planting management methods of pepper in the intercropping mode are the same as those of single-cropping pepper. According to the intercropping mode, the morbidity of the corn southern rust disease can be effectively relieved, meanwhile, the yield can be increased, and therefore the economic benefits of strip-shaped compound planting can be remarkably increased.

The invention discloses a soil improvement method, and relates to the technical field of soil improvement. Comprising the following steps: spraying a soil water-retaining agent on the surface of to-be-improved soil, performing powder ridge cultivation, and performing mixed ridging; biogas liquid is introduced into the ridged soil for irrigation, and after standing, irrigated soil is obtained; digging a plurality of pre-buried pits in the irrigation soil, and burying breathable net pipes in the plurality of pre-buried pits; moss mixtures are injected into the breathable net pipes, then soil backfilling is conducted on the multiple pre-buried pits, and loose soil is obtained; after the loose soil is subjected to watering maintenance, the breathable net pipes are taken out, and maintained soil is obtained; and applying a modified charcoal fertilizer to the surface of the maintained soil, ploughing and uniformly mixing, planting leguminous crops, carrying out rotary tillage into the soil after cutting and harvesting, and planting in a manner of crop rotation of different crops, thereby completing the improvement of the soil. According to the improvement method, the porosity and permeability of the hardened soil can be effectively improved, and the water and fertilizer retention capacity of the soil is improved, so that soil hardening is effectively relieved, and the soil fertility is recovered.

The invention belongs to the technical field of intelligent navigation of agricultural machinery, and particularly relates to an autonomous navigation system of field unmanned transportation equipment after potatoes (such as potatoes and sweet potatoes) are harvested, in particular to a potato operation line identification method based on binocular camera multi-modal information dynamic weighting. Aiming at a complex field environment (soil is loosened and turned over, scattered potato blocks / weeds are mixed, and an original ridge-shaped structure is locally damaged) after the operation of a harvester, a ridge line track required by the driving of a transport vehicle is difficult to stably identify in a scene of strong light overexposure, weak light noisy points and shadow alternation by a traditional visual method. According to the method, an IntelRealSenseD456 active stereoscopic vision binocular camera is carried, RGB images and depth information are fused in real time, and multi-modal data are dynamically weighted based on illumination intensity, so that the robust perception capability of the unmanned transport vehicle on the geometric boundary of the potato ridge is improved, the vehicle is ensured to accurately run along a harvested field ridge operation line, and the situation that the potato blocks are rolled and scattered or deviated from a path is avoided.

The invention discloses a planting and breeding method for organic towel gourd and earthworm symbiosis. The planting and breeding method comprises the following steps that 1, a shady environment is built through towel gourd frame building planting; 2, crop straw, bean cakes and cow dung are used as feed to be stacked on the two sides of organic towel gourd planting to form an earthworm bed for breeding earthworms; 3, collecting earthworms after autumn towel gourds are harvested, and taking an earthworm bed and wormcast as a fertilizer of the organic towel gourds. According to organic towel gourd planting and earthworm growth breeding rules, a set of efficient ecological agriculture development mode is provided by combining current ecological, economic and social development requirements, and field trials show that the method has the advantages of being high in economic and ecological benefits, easy and convenient to manage, easy to master technical operation and the like.

An edible post harvest fruits, vegetables, cut flowers or seeds preservative biofilm coating composition, relating to the field of natural biofilms, in the form of an oil in water (O / W) emulsion. The edible coating composition extends the freshness of food and slowing down the ripening and water loss of post harvest fruits, vegetables, cut flowers or seeds.

This invention relates to a method for dense planting of grain and medicinal herbs in intercropping, specifically within the field of intercropping of crops and medicinal herbs. The development of modern agriculture through corn / Astragalus intercropping requires reducing water and fertilizer inputs while maintaining high yields. However, it faces challenges such as unscientific management and a lack of technical support for increasing yield and reducing emissions. The method described herein is implemented according to the following steps: Step 1: Pre-planting tillage; Step 2: Drip irrigation tape installation and sowing; Step 3: Irrigation and fertilization in the first year; Step 4: First corn harvest: Harvest the corn at its optimal harvest time in the planting year, and then shred the corn stalks to cover the Astragalus in the furrows; Step 5: Planting corn in the second year; Step 6: Irrigation and fertilization in the second year; Step 7: Harvesting the corn on the ridges and the Astragalus in the furrows in the second year, and shredding and returning the corn stalks to the field after the second harvest; Step 8: Tilling the furrows.

The utility model discloses a peanut harvester with a soil crushing mechanism, comprising: a storage component, the storage component is used for storing peanut shells, a conduction component for guiding and transmitting the peanut shells is arranged in the storage component, and flushing and cleaning components for separating clay from the peanut shells and installed on the storage component are arranged on both sides of the conduction component, so that the peanut shells can be rotated and replaced when being smoothly transported, so that the raw water flushing, soil crushing and cleaning effect of the peanut harvester is better, which effectively avoids the situation that some peanut planting sites are located in areas with high viscosity of loess and black soil in the past, which leads to a large amount of clay adhering to the surface of the shells when the peanut plants are collected. If the clay is not cleaned in time, the peanut shells need to be manually cleaned separately after being harvested, which effectively improves the cleaning effect of the peanut shell surface when the peanut harvester is used.

The invention relates to the technical field of agricultural materials, in particular to a preparation method and application of a high-strength, ultraviolet-blocking and slow-release fertilizer degradable agricultural mulching film, polyvinyl alcohol, sodium lignin sulfonate, nanocellulose and a fertilizer are used as raw materials and mixed according to a specific proportion, and the agricultural mulching film is prepared through the steps of nanocellulose extraction, solution preparation, mixing and drying and the like. The tensile strength of the mulching film is larger than or equal to 51.28 MPa, the elongation at break is larger than or equal to 251.97%, the ultraviolet transmittance is smaller than or equal to 1.16%, the 60-day degradation rate is larger than or equal to 63.53%, and the mulching film has the functions of water retention, heat preservation, ultraviolet blocking and fertilizer slow release, can slowly release fertilizer in the crop growing season and can be degraded into soil fertilizer after harvesting. The preparation method is simple, wide in raw material source, low in cost and suitable for soil covering in agricultural planting, the problems of pollution, insufficient performance and the like of a traditional mulching film are solved, and agricultural sustainable development is promoted.

The utility model discloses a self-adaptive flattening roll clearance adjusting device, belongs to the technical field of stockbreeding machinery, and particularly relates to the self-adaptive flattening roll clearance adjusting device which is suitable for flattening operation after crops such as pasture are cut and can directly meet the requirement of a user for flattening the pasture. The flattening device mainly comprises a spring drag hook, an adjusting spring, a frame body, a square seat bearing, a right limiting plate assembly, an upper flattening roller, a lower flattening roller, a left limiting plate assembly and the like. According to the self-adaptive flattening roller adjusting device, the rolling distance of the flattening rollers can be adjusted in a self-adaptive mode according to the thickness of pasture, the drying rate after harvesting can be obviously increased after pasture stalks are flattened, and in addition, the device is easy to operate, stable, reliable and high in efficiency, and has important significance on high-quality harvesting of the pasture.

This invention provides a freshness preservation method that preserves the freshness of harvested crops in a manner different from refrigeration. The freshness preservation method involves irradiating the crops with blue light (S12) and dispersing fine water mist onto the crops while irradiating with blue light (S13).

A new and distinct cultivar of Fragaria plant named ‘BTSB One’ is disclosed, characterized by conical, uniformly sized fruits. Plants are semi-erect, including the lateral branches. Fruit has a clear light red color which is maintained during post-harvest. The new cultivar is a Fragaria, intended for commercial fruit production.

The present invention provides compositions comprising extracts from green algae to prevent microbial infestation, including the reduction of mold and fungal growth on plants or post-harvest fruits and vegetables. The present invention further provides compositions comprising environmentally safe aqueous extracts of Ulva Lactuca as antifungal agents that may be used in various forms including in conjunction with coatings for postharvest produce in order to prolong shelf-life, prevent shrinkage and preserve the appearance and gloss of fruits and vegetables.

The invention discloses a water-saving and emission-reducing grass-growing strip-shaped intercropping and interplanting method for a wheat and corn system in a groundwater limited mining area in North China Plain. The method comprises the following steps: firstly, performing strip-shaped simultaneous sowing on wheat and clover, only performing accurate water and fertilizer regulation and control on a wheat strip in a wheat growth period, and interplanting corn in the clover strip in a no-tillage manner when the wheat enters a dough stage; after the crops are harvested, the straw is smashed, covered and returned to the field, the clover naturally overwinter, and the next planting cycle is carried out; by means of the planting method, annual water consumption and carbon and nitrogen footprint can be effectively reduced, annual grain yield stability is maintained, meanwhile, soil enzyme activity and microbial environment are improved, cooperation of water saving, emission reduction, stable yield and soil improvement is achieved, and technical support is provided for agricultural sustainable development of underground water mining limit areas.

The invention discloses a method for recycling waste strawberry substrates, comprising the steps of: exposing cultivated waste strawberry substrates to the sun for 6-30 days between June and July each year, taking the waste strawberry substrates after exposure to the sun and mixing them with organic fertilizers in different proportions to form fresh strawberry substrates, planting, and obtaining waste strawberry substrates after planting and harvesting, and then exposing them to the sun. The invention optimizes the inoculation time and method of composting strains according to the characteristics of the composting stage, invents a step-by-step inoculation method, inoculates different strains at different stages, can reduce the loss of nutrients in the high-temperature stage of composting, and improve the quality of compost; and can reduce the antagonism between different strains, improve the activity of biocontrol bacteria, thereby facilitating the recycling of elevated strawberry substrates.

To efficiently understand a crop status at harvest timing in an orchard and to perform efficiency improvement of harvesting, in the present invention.SOLUTION: A system comprises: means of receiving a crop status at delivery time or harvest time as information, and generating a crop status at harvest timing considering elapsed time or the like after harvesting; and means of patrolling trees within an orchard using an unmanned aircraft, and displaying a number at each place of crops at harvest timing on a map.SELECTED DRAWING: Figure 1

The invention relates to the technical field of soil fertility improvement, and discloses a soil fertility improvement method for supplementing cultivated land soil. The soil fertility improvement method comprises the following steps: S1, applying a base fertilizer I in a wheat season, and dressing a quick-acting inorganic nitrogen fertilizer or a phosphorus-potassium compound fertilizer; s2, after wheat is harvested, straws are separated from the field, and wheat stubbles are ploughed after a decomposition agent is added; s3, base fertilizer II is applied in the soybean season, and quick-acting inorganic nitrogen fertilizer and phosphorus-potassium compound fertilizer are topdressed; s4, after the soybeans are harvested, straw is separated from the field, and stubbles are smashed and returned to the field; wherein in the step S1, the base fertilizer I comprises decomposed manure and a potassium sulfate type compound fertilizer; in the step S2, the base fertilizer II comprises decomposed manure, a quick-acting inorganic nitrogen fertilizer, a water-soluble phosphate fertilizer and a potash fertilizer; in the base fertilizer I and the base fertilizer II, the decomposed manure is prepared by fermenting animal manure, straws, mushroom residues and a complex microbial inoculant. By means of the soil fertility improving method, the nutrient indexes such as soil organic matter and total nitrogen can be obviously improved, and the good soil fertility improving effect is achieved.

The application discloses a potato harvesting bucket and sieve integrated machine and concretely relates to the harvesting technical field, which comprises a harvesting frame, a chain belt, a moving strip, a lower end assembly, two loosening columns and an upper end assembly, the inside of the harvesting frame is internally provided with the chain belt for harvesting and sieving potatoes; the moving strip is slidably arranged on one side of the harvesting frame; the lower end assembly is arranged on one side of the moving strip, and the two loosening columns are arranged on the lower end assembly; and the upper end assembly is arranged on the inner wall of the moving strip and close to the top end position thereof. The application can extrude and loosen the stones in the gaps at different positions of the chain belt, realizes large-area and rapid cleaning, greatly improves the cleaning efficiency, makes the potato harvesting operation more convenient, and solves the problems that the stones stuck in the gaps of the chain belt cannot be loosened in a large area and rapidly, the maintenance work after harvesting is faced with difficulties, and the harvesting operation is brought many inconveniences.

The invention relates to the field of biophysics in plant cultivation and the protection of plants using devices that are sources of modulated ultrasonic radiation, and more particularly to the use of ultrasound for selectively acting on plants, insects, animals and microorganisms. The technical result of the invention, which consists in more efficient cultivation and a greater yield of high-quality crops, in addition to an improved post-harvest storage life, is achieved by means of a method for selectively acting on plants and living organisms with modulated ultrasound in which selective action is carried out by irradiation using an emitter of a selective action device, said device being used to expose a living organism to a biologically active spectrum in the from of modulated ultrasonic radiation consisting of an ultrasonic carrier wave with a frequency of 40 kHz and a background frequency in the form of a modulated signal composed of a set of solitons, wherein the biologically active spectrum for a selective action is determined in a device for determining biologically active spectra where a spectrum analyzer is used in a closed chamber to select a spectrum of radiation having waves that resonate with the living organism of interest.

The utility model discloses a portable pipeline cultivation system, including support frame, the support frame inside side along its length direction and is equipped with a plurality of planting pipeline drive arrangement side by side, and planting pipeline drive arrangement is equipped with a plurality of planting pipeline side by side on, planting pipeline drive arrangement includes the bearing groove and the reciprocating movement groove of portable setting in bearing groove, reciprocating movement groove is arranged in a plurality of the dialing block of equal interval along its length direction in, dialing block is rotatably installed in reciprocating movement groove through the pivot, the main part of dialing block is triangular, and the bottom surface of dialing block is matched with the bottom of reciprocating movement groove, and the top end of dialing block projects to the upper surface of bearing groove above, and dialing block and planting pipeline are interval arrangement. The utility model can realize the automatic integral movement of planting pipeline, and the empty planting pipeline of harvest is transported to another end automatically, replaces the manual operation, and improves the operation efficiency.

The invention discloses a crop breeding generation-adding method which comprises the following steps: after wheat seeds are pretreated, cultivating the wheat seeds in soil in a greenhouse; in the whole growth cycle of wheat, growth is promoted through multi-physical field cooperative treatment, including magnetic field treatment, space electric field treatment and quantum resonance irrigation; simulating and predicting a wheat growth state in real time based on a digital twinborn model, and dynamically regulating and controlling greenhouse environment parameters and physical field parameters; after harvesting, performing artificial low-temperature vernalization treatment according to the characteristics of wheat varieties. The crop growth state is simulated and predicted in real time through environment precise control and physical field cooperation and based on deep learning crop growth digital twins, and light, temperature, water, fertilizer and gas parameters and physical field intensity are dynamically optimized in combination with environment data and crop phenotype information, so that the crop growth state is predicted. The double purposes of shortening the growth cycle and improving the stress resistance and quality indexes (protein, sugar and the like) of crops are achieved.

The invention discloses a corn stubble no-tillage drought-resistant planting method which comprises the following steps: for challenges of broken terrain, heavy soil, frequent winter and spring drought and the like in southwest hills and mountains, efficient drought-resistant planting of corn is realized through simplification, intelligentization and ecologicalization integration. The method comprises the core steps that a hilly terrace with the gradient smaller than or equal to 25 degrees is selected, 20-30 cm stubbles are reserved, and shallow rotation is conducted for 5-8 cm in depth; a drought-resistant seed coating agent containing potassium polyacrylate is adopted to coat the middle and early maturing corn variety; a light-weight no-tillage planter is used for synchronously applying high-molecular water-absorbent resin particles, and the planting density is controlled to be 3500-4000 plants per mu; implementing a strip-shaped ridge cleaning and half-covering mode; directional weeding, shallow loosening and topdressing, pest prevention and control and a three-year-one-turning crop rotation system are combined; after harvesting, standing stalks, airing, reserving stubbles, and covering and returning straws to the field; according to the method, the adaptability and safety of seeding operation are improved, the emergence rate is increased through water cooperative regulation and control, the field ecological balance is optimized, and the yield and soil sustainability are remarkably improved.

Postharvest Quality Preservation Device for Pomegranate Fruit

The utility model discloses a fruit postharvest LED blue light processing device which comprises a fruit storage warehouse, a plurality of forklift plates and a plurality of open type storage boxes which are arranged on the tops of the forklift plates and are mutually stacked, two air cylinders are fixedly connected to the top in the fruit storage warehouse, and the piston ends of the two air cylinders are fixedly connected with the same lifting plate. According to the fruit storage device, under the interaction of the fruit storage warehouse, the forklift plate, the open type storage box, the air cylinder, the lifting plate, the vertical pipe, the LED blue light lamp and the telescopic power supply wire, the piston end of the air cylinder can drive the lifting plate, the vertical pipe and the LED blue light lamp to ascend and descend in the fruit storage warehouse, so that light of the LED blue light lamp can be closer to fruits on the open type storage box; the LED blue-light lamps are arranged in the open storage box, so that light of the LED blue-light lamps can irradiate fruits in the middle of the open storage box, the irradiation effect of the LED blue-light lamps is better, the LED blue-light lamps can surround the open storage box, and the irradiation effect of the LED blue-light lamps is further improved.

This is a high-efficiency, low-damage conveying device for tuberous root crops, belonging to the field of agricultural machinery technology. It includes: a soil-cleaning mechanism, comprising a material cylinder and a rotating shaft; the rotating shaft is assembled inside the material cylinder and driven by a motor; the outer wall of the rotating shaft is equipped with several soft brushes, and the inner wall of the material cylinder is also equipped with several soft brushes; a conveying mechanism, including a movable base and a conveyor belt mounted on the movable base; the outlet of the material cylinder is located above the input end of the conveyor belt; the bottom of the movable base is equipped with wheels and a drive mechanism for driving the wheels; and a collection mechanism, including a collection cylinder located below the output end of the conveyor belt. Harvested fruit is fed into the material cylinder, and the soft brushes on the rotating shaft and the material cylinder work together to remove the soil from the surface of the fruit, minimizing damage. This allows for centralized transfer after surface soil removal and enables multi-point loading and unloading.