842results about "Germinating apparatus" patented technology

The invention discloses seed cultivation and germination accelerating equipment, and relates to the related technical field of agricultural seedling culture. The seedling raising device comprises a seedling raising box, a connecting piece is rotatably arranged in the seedling raising box, a seedling raising box is rotatably mounted on the connecting piece, filter holes are formed in the bottom of the seedling raising box, a water filter film is movably mounted on the inner bottom surface of the seedling raising box, a seedling raising plate is slidably connected into the seedling raising box, and a plurality of seedling raising holes are formed in the seedling raising plate; filter screens are slidably connected to the interiors of the seedling raising holes, a plurality of heating assemblies are fixedly installed in the seedling raising box, a liquid storage box is fixedly installed at the top of the seedling raising box, the liquid storage box is communicated with a flow distribution plate through a guide pipe, and the flow distribution plate is provided with spray heads. The seedling raising box is driven by the connecting piece to rotate, so that seeds are uniformly heated, and good conditions are created for seed growth; meanwhile, the spray head is matched with the splitter plate to uniformly irrigate and fertilize the seeds, and the structures such as the water filtering film and the filtering holes prevent seed rot caused by soil water accumulation, so that the quality and the efficiency of seed cultivation are integrally improved.

The utility model is suitable for the technical field of pepper germination accelerating, and provides a pepper seed germination accelerating device which comprises a germination accelerating box, the base is fixedly mounted in the germination accelerating box; the bearing disc is fixedly arranged on the base; the bearing disc is fixedly arranged on the base; the breathable net is fixedly mounted at the bottom of the bearing disc and is arranged corresponding to the base; the cloth liner is arranged on the bearing disc and is used for placing pepper seeds; the gauze is arranged in the germination accelerating box and is arranged corresponding to the bearing disc; the two traction mechanisms are both arranged on the germination accelerating box and are used for adjusting the position of gauze; the water replenishing mechanism is arranged on the germination accelerating box and is used for replenishing water to the pepper seeds. According to the pepper seed germination accelerating device provided by the scheme, the gauze can be turned over regularly, the germination accelerating effect is guaranteed, meanwhile, manual participation is reduced, and the workload is reduced.

The invention relates to the technical field of seed priming, and discloses an intelligent crop seed priming device which comprises a supporting frame and a plurality of priming barrels, a driving shaft is rotationally connected to the supporting frame, placing frames rotationally connected with the supporting frame are arranged on the two horizontal sides of the driving shaft, and a plurality of priming mechanisms are installed in the placing frames; the triggering mechanism comprises two rotating shafts rotationally connected with the containing frame, the triggering barrel is placed between the two rotating shafts, the rotating shafts are sleeved with rotating rollers in a sliding mode, a plurality of telescopic arms are jointly connected between the containing frame and the supporting frame, the telescopic arms are in transmission connection with the corresponding rotating shafts, and a vibration mechanism is jointly connected between the limiting piece and the driving shaft. The telescopic arm is driven by the rotating shaft to stretch out and draw back intermittently, when the triggering barrel inclines, materials in the barrel move to the lower position, axial direction exchange of the materials is achieved, when the triggering barrel resets, the materials in the barrel are exchanged again, and therefore the mixing uniformity of seeds and matrixes is effectively improved.

The utility model relates to the technical field of seed soaking and germination accelerating devices, and discloses a seed soaking and germination accelerating device for forest tree breeding, which comprises a bottom plate, a seed soaking and germination accelerating mechanism is arranged at the top of the bottom plate, and a quantitative seed shifting mechanism is arranged at the top of the seed soaking and germination accelerating mechanism. A third motor drives a gear outside a crushing roller to rotate, so that the gear drives the gear crushing roller and the crushing roller to rotate at the same time, caked sandy soil is easily scattered, the device is prevented from being blocked, a placing plate is pulled out, and a second motor drives a double-end rotating cam rod to rotate, so that the double-end rotating cam rod drives a guide rod at the bottom of a sieve plate to slide in a connecting plate; a sieve plate is rebounded by a spring, so that the sieve plate rotates, sandy soil at the bottom of the sieve plate is vibrated off, the sandy soil and breeding seeds are separated, the breeding seeds are taken out quickly, and breeding rhizomes are prevented from being damaged; a fourth motor drives a quantitative rotating roller to rotate, quantitative seeds fall into the quantitative rotating roller, and the quantitative rotating roller rotates to sow the seeds; and uniform sowing is facilitated.

The invention discloses a method for creating new dwarf tomato germplasm by EMS mutagenesis, which comprises the following steps: selecting new dwarf tomato seeds with full grains and no damage, soaking in 84 disinfectant fluid with the ratio of 1: 1, and washing with tap water for 5 times; the dwarf tomato seeds in the step (S1) are soaked in an EMS-phosphoric acid buffer solution with the concentration being 0.4%-2% and subjected to vibration treatment in a dark place for 6-36 h; detoxicating the mutagenized seeds in the step (S2), pouring out an EMS solution, washing twice with an antidote, and washing with tap water for 2 hours; (S3) accelerating germination of the detoxified seeds in the step (S3), accelerating germination in a dark incubator, picking out the germinated seeds for planting, and observing and counting mutagenesis effects; and (S4) sowing the seeds collected in the step (S4) in the whole growth period. The EMS mutagenesis is high in point mutation frequency and relatively less in chromosome distortion, and the method has the advantages that the operation is simple and convenient, the breeding period is short, and new genes and new characters which are difficult to generate by a traditional breeding method can be generated.

The present invention belongs to the field of microbial technology and specifically relates to a salt-tolerant growth-promoting composite bacterial agent and its application. The active ingredients of the salt-tolerant growth-promoting composite bacterial agent are actinomycete S36, deposited with CGMCC No. 32928, Trichoderma M2, deposited with CGMCC No. 41651, and Bacillus velezensis Y10, deposited with CGMCC No. 32927. The present invention screened and obtained a composite bacterial agent obtained by mixing these three bacteria, which can improve the resistance of cotton and wheat to salt stress, providing a new microbial resource for improving the salt tolerance of cotton and wheat.

A method for improving the germination rate and seedling growth vigor of scutellaria baicalensis seeds in a saline-alkali soil environment comprises the following steps: (1) preparing a seed soaking solution, namely preparing a quaternary plant growth regulator combined 6-BA + GA3 + NAA + brassin seed soaking solution; (2) preparing seed dressing mother liquor, namely preparing ternary seed dressing mother liquor of No.6 seed dressing mother liquor, planting elements and pyroligneous liquor; (3) seed soaking: soaking the seeds by using a quaternary seed soaking solution of 6-BA + GA3 + NAA + brassin; (4) airing; (5) seed dressing: carrying out secondary coating by using ternary seed dressing mother liquor of No. 6 seed dressing mother liquor, planting elements and pyroligneous liquor; and (6) sowing: sowing the seeds treated in the step (5) in a matrix containing 0.4% salt stress, and performing conventional culture. Compared with a traditional planting method, the germination rate and seedling growth vigor of the scutellaria baicalensis seeds treated through the method are greatly increased, the germination rate basically reaches 100%, the germination potential is 90%, and the effectiveness and advancement of the method are fully proved.

The utility model relates to the technical field of seed cultivation devices, and discloses a seed cultivation device for biological breeding, which comprises a constant-temperature incubator body, a first fixing shaft is rotatably connected to the inner side of the constant-temperature incubator body, a support frame is fixedly connected to one end of the first fixing shaft, a connecting frame is fixedly connected to the top of the support frame, and the connecting frame is fixedly connected to the bottom of the constant-temperature incubator body. A second fixing shaft is rotationally connected to the side wall of the connecting frame, a placement tray is fixedly connected to the outer side of the second fixing shaft, and a groove is formed in one side of the constant-temperature incubator body. The seed cultivation device for biological breeding solves the problems that when an existing seed cultivation device is used, seed cultivation pots are generally placed on a horizontal supporting plate, and the specific growth condition of each seed cultivation pot is difficult to see clearly through the horizontally-placed supporting plate when the number of the seed cultivation pots is large; and a user is difficult to control the breeding condition of the seeds in the culture pot.

The utility model discloses a rice seed rapid germination accelerating and seedling raising integrated device, which relates to the technical field of rice seed cultivation and comprises a germination accelerating box, a seedling raising box is hung at the bottom end of the germination accelerating box, feed ports are symmetrically fixed at the top end of the germination accelerating box, and a stirring and mixing mechanism is arranged in the germination accelerating box; the seedling raising box is hung at the bottom end of the germination accelerating box, so that rice seeds subjected to germination accelerating in the germination accelerating box can be directly discharged into the seedling raising box for seedling raising work, integrated operation of germination accelerating and seedling raising of the rice seeds can be realized, and the device is convenient to use and high in practicability. A temperature regulation and control mechanism and an oxygen content regulation and control mechanism are arranged in the germination accelerating box to automatically regulate and control the germination accelerating water temperature and the air oxygen content in the germination accelerating box, the optimal germination accelerating environment can be provided for rice seeds, the automation degree is high, in addition, germination accelerating water in the germination accelerating box is stirred and uniformly mixed through a stirring and uniform mixing mechanism, and the germination accelerating effect is good. The rice seeds can be uniformly distributed, so that oxygen deficit and non-uniform germination caused by rice seed accumulation are avoided.

The invention discloses an intelligent seedling culture device and method suitable for garden planting, and relates to the technical field of seed and seedling culture. The intelligent seedling raising device and method suitable for garden planting comprise a material uniformizing plate, a plurality of sliding ways are formed in the top of the material uniformizing plate in a penetrating mode, the inner wall of each sliding way is slidably connected with a moving plate, a surrounding groove and strip-shaped grooves are formed in the bottom of the material uniformizing plate, a plurality of strip-shaped plates are connected to the side face of a surrounding frame at equal intervals, and the material uniformizing plate is connected with a square plate in an inserted mode; corner plates are connected to the four corners of the square plate, and the corner plates are used for fixing the first cloth towel and the second cloth towel. According to the intelligent seedling raising device and method suitable for garden planting, seeds are screened through buoyancy, the soaked and disinfected seeds fall onto a rotatable material uniformizing plate, the seeds are evenly distributed in a placement cavity with the height capable of being changed, the material uniformizing plate in the horizontal state is pushed into a square plate, the square plate is wrapped by two pieces of flat cloth towels, and the seeds are evenly distributed in the placement cavity. And the connection work among the seed germination accelerating steps is automatically completed.

The invention relates to the technical field of seed pretreatment equipment, and provides a transmission type seed vigor pretreatment system and method. The transmission type seed vigor pretreatment system comprises a mounting table, a controller, a purification device, an arrangement device, a germination accelerating device and a transfer device, the purification device, the arrangement device, the germination accelerating device and the transfer device are arranged on the mounting table, the arrangement device comprises a seed placing disc and a conveying assembly, the seed placing disc is rotatably connected to the mounting table and provided with a containing groove, and the conveying assembly is arranged between the purification device and the seed placing disc; the purified seeds are conveyed to the accommodating tank; the transferring device is used for clamping the seed placing disc and transferring the seed placing disc to the germination accelerating device; the purification device, the arrangement device, the transfer device and the germination accelerating device are electrically connected with the controller. According to the invention, automatic operation of seed pretreatment can be realized, manpower and material resources are saved, seed pollution is avoided, later seed germination is facilitated, and abnormal detection of various indexes of seeds is avoided.

Convection interactions like exposure of seeds to hot ozonated air, hot humidified air, hot ozonated humidified air and optional ultrasound—obtain higher net reduction of germination viability (0-1 percent germination versus 70 percent obtained for a control) of seeds than that obtained via a seed illumination process alone that uses Medium Wavelength Infrared and an Indigo Region Illumination Distribution.

The utility model relates to the technical field of vegetable seed germination accelerating, and discloses a vegetable seed germination accelerating device which comprises a germination accelerating heat preservation box, a heat preservation door is installed on the germination accelerating heat preservation box, a bearing frame is installed in the germination accelerating heat preservation box, and a bearing net plate is placed on the bearing frame. According to the vegetable seed germination accelerating device, by arranging the bearing frame, the bearing net plate, the first gauze layer, the driving assembly, the mounting plate, the covering net plate and the second gauze layer, seeds to be soaked only need to be scattered on the first gauze layer, the driving assembly drives the mounting plate to move, the mounting plate drives the covering net plate to move, and the covering net plate drives the second gauze layer to move; when the first gauze layer is covered with the second gauze layer, seed coating and seed germination accelerating are completed, and when the seed germination accelerating condition needs to be checked, the mounting plate is driven to drive the covering net plate to ascend, the second gauze layer can be opened for checking, seeds do not need to be moved, germinated seeds are prevented from being damaged, and checking is convenient.

The invention relates to the technical field of rice seed germination accelerating systems and methods. Seed selection is conducted, specifically, rice seeds which are full and free of damage are screened, and impurities are removed; the rice seeds are soaked in a plant growth regulator mixed solution to be subjected to oscillation treatment, the mixed solution is composed of gibberellin with the concentration being 20-50 mg / L, pimacol with the concentration being 5-15 mg / L and polyoxyethylene lauryl ether with the concentration being 0.01-0.03%, the liquid temperature is kept at 30 + / -2 DEG C, and the treatment time is 2-4 hours; gradient disinfection: primary disinfection: putting the pretreated seeds into a 0.3-0.5% hydrogen peroxide solution at the temperature of 40-50 DEG C, and stirring for 15-20 minutes; secondary disinfection: transferring to a 0.8-1.2% sodium hypochlorite solution at the temperature of 25-30 DEG C, adding a 0.05-0.1 mol / L phosphate buffer solution to adjust the pH value to 6.8-7.2, and standing for 40-60 minutes; the disinfected seeds are put into magnetized water containing 0.1%-0.3% of chitosan derivatives and 0.05%-0.15% of sodium alginate, the magnetic field intensity ranges from 300 gauss to 500 gauss, and ultrasonic waves of 30 kHz to 50 kHz are adopted for assisting permeation for 1 h to 2 h; the rice seed germination accelerating system and method are high in germination accelerating efficiency.

Containers for growth of cryo-sprouts with reduced numbers of pathogenic organisms. The covered containers have an air-permeable seal and may also have additional openings to increase the air permeability rate of the covered container. The air permeability rate is balanced to have sufficient air exchange but with an evaporation rate that is low enough to avoid addition of water during germination and growth of the cryo-sprouts. The seeds and sufficient water are added to the container and covered with a lid to form an air-permeable covered container. The seeds germinate and grow in the covered container at pathogen antagonistic temperature without the removal of the lid until use by consumer. This results in cryo-sprouts that have reduced numbers of pathogenic organisms, are greener, and have an extended shelf-life.

The invention discloses seed vigor detection and grading integrated equipment. The equipment comprises an operation table, a conveying belt, a spectrum detector, a negative pressure adsorption mechanism, a displacement mechanism and a controller, grid lines are arranged on the surface of the conveying belt to assist in seed positioning, a spectrum detector collects seed spectrum data, and the vigor is judged by a controller; the displacement mechanism drives the negative pressure adsorption mechanism to accurately translate and lift through an inverted U-shaped supporting frame, a guide rail, a motor and a lifting driving cylinder; the negative-pressure adsorption mechanism comprises a contraction and expansion assembly and an adsorption assembly, and the contraction and expansion assembly realizes the interval between adsorption pipes to adapt to the seed placement interval by virtue of a telescopic cylinder and a guide chute; the adsorption assembly realizes lossless adsorption and separation of the inactive seeds through an elastic adsorption nozzle, an electromagnetic valve assembly and an ejector pin; and material storage boxes are arranged below the conveying belt and the negative pressure adsorption mechanism and are used for respectively collecting vigor seeds and invigor seeds. The problems that in the prior art, detection grading is disjointed, universality is poor, and seeds are prone to damage are solved.

The present invention relates to the technical field of agricultural seedling cultivation, and discloses a seed hydroponic germination incubator for agricultural seedling cultivation, including an incubator body and multiple cultivation seeds placed therein. It is characterized in that a tray for receiving multiple cultivation seeds is provided inside the incubator body, an annular sliding frame is provided on the outer side wall of the tray, a floating plate is connected to the annular sliding frame through a connecting rod, a liquid supplement pipe for supplementing and replacing the culture solution into the incubator body is arranged on the side wall of the incubator body, and the liquid level of the culture solution in the incubator body is the liquid level line. In the present invention, the length of the pushing component is the same as the length of the connecting rod. Therefore, it can be ensured that during the process of lifting and rising of the pushing component, the cultivation seeds located above the pushing component can be pushed to rise together and just be located at the liquid level line position, that is, the cultivation seeds are located at the liquid level line position, so as to ensure that the germinated cultivation seeds are pushed out of the tray to reach the liquid level line, thereby changing the environment where the germinated cultivation seeds are located.

The invention relates to the technical field of plant desertification control, in particular to a method for plant desertification control in an arid region, and aims to solve the problems that an existing irrigation technology is high in planting cost and difficult to implement in a region without water source guarantee. S2, sowing the treated seeds in a matrix bag; s3, fixing the sown matrix bag in a pipe, and placing the pipe in a soil pit to cultivate matrix seedlings; s4, preparing a water-retaining root-promoting bag; s5, digging a planting pit in the target planting field, placing a water-retaining root-promoting bag at the bottom of the pit, and filling dry sand with a preset height; and S6, transplanting the bred substrate seedlings and the non-woven fabric bags into the planting pits. And a protective net for preventing the wild animals from gnawing can also be bound. The method is used for planting and desertification control, irrigation and additional management are not needed, the investment of laying drip irrigation belts in the later period is reduced, and the method is more suitable for areas without water resource guarantee, is more suitable for desert highway and railway slope protection, and is particularly suitable for being applied to the two sides of an oil field connecting line (a simple road).

The invention discloses a seed vigor detection device based on hyperspectral imaging and a method thereof, and relates to the technical field of seed detection. The seed vigor detection device based on hyperspectral imaging comprises a conveying device used for conveying seeds, a seed single granulation device arranged on the conveying device, a hyperspectral imaging device used for detecting seed vigor and a seed grading device, and a plurality of discharging pipes are arranged at the bottom of one side of the conveying device through a protection plate; the seed grading device comprises a distribution assembly, a plurality of grading pipes and seed distribution boxes matched with the grading pipes in number. The seed grading device has the advantages that the seeds can be quickly and accurately graded so as to ensure that the seeds can accurately enter the corresponding seed separation boxes, and the problems that certain time is needed when the inclination angle of a grading pipeline is large, so that the seeds possibly flow out in the inclination process of the grading pipeline and enter the wrong seed separation box, and the working efficiency is increased are solved. And when the inclination speed of the grading pipeline is too high, the seeds can be thrown out and fall out of the seed separating box.

The invention discloses a pseudomonas chlororaphis subsp. Aurantii EG-228 and application thereof, and belongs to the technical field of microorganisms. The invention provides a pseudomonas chlororaphis subsp. Aurantiaca EG-228 with broad-spectrum antibacterial activity, and the preservation number of the pseudomonas chlororaphis subsp. Aurantiaca EG-228 is CCTCC (China Center for Type Culture Collection) NO: M 20251124. The pseudomonas chlororaphis subsp. Aurantiaca EG-228 has the broad-spectrum antibacterial activity, and the preservation number of the pseudomonas chlororaphis subsp. Aurantiaca EG-228 is CCTCC NO: M 20251124. Through verification, EG-228 has a remarkable effect of preventing and treating apple rot, and the prevention and treatment effect reaches 90% or above; the antibacterial agent has an inhibiting effect on various plant pathogenic bacteria and is wide in antibacterial spectrum; in addition, EG-228 has an obvious growth promoting effect on seed germination; and the EG-228 can be applied in a natural environment with proper high temperature and strong ultraviolet rays. In conclusion, the EG-228 can be used for preparing a biocontrol microbial inoculum or a seed germination accelerator, and is beneficial to safely and effectively controlling plant diseases or promoting seed germination.

The application discloses a kind of based on mechanical peeling cold storage germination polyphylla prataeshis greenhouse seedling technique, belong to the field of breeding technology.The application uses hexagonal drum screening machine to carry out mechanical peeling to polyphylla prataeshis seed, and stores kernel under the condition of artificial temperature control, humidity control, and the strength is easy to grasp, effectively slows down seed mildew phenomenon, and seed embryo is intact, the seedling method of the patent has the advantages that seed embryo disease infection rate is low (6% or less), seed dormancy time is short (5 months), seedling time is short, germination rate is high (98%), seed treatment capacity is large (one batch can handle 50 jin), operation difficulty is low, growth speed is fast, seedling quality is high, and it is favorable to improve the success rate of large-scale breeding of polyphylla prataeshis.

Systems and methods for operating a seedling germination and maturation system including a reservoir, a pump in fluid communication with the reservoir, a plurality of shelves, and a controller. Each of the plurality of shelves includes: raised side walls configured to form an irrigation trough configured to receive a plurality of seeded trays, a supply valve in fluid communication with the irrigation trough and a pump outlet, a drain valve in fluid communication with the irrigation trough and the reservoir. The controller is configured to actuate the pump and, for a particular shelf of the plurality of shelves, acuate the particular fill valve and the particular drain valve of the particular shelf, to control an irrigation cycle for each particular shelf of the plurality of shelves. The irrigation cycle for each particular shelf is controlled independently of the irrigation cycles for other shelves of the plurality of shelves.

This utility model discloses a constant temperature and humidity device for germinating larch seeds, relating to the field of seedling equipment technology. The utility model includes an insulated shell, with a storage mechanism fixedly connected to its inner cavity. A humidity-regulating component is fixedly connected to one side of the insulated shell, and a ventilation component is connected to the top of the insulated shell. The storage mechanism includes an inner shell disposed within the inner cavity of the insulated shell. This utility model, through the cooperation of the inner shell and the insulated shell, forms a double-layered insulated space, effectively reducing heat loss and ensuring stable internal temperature. The connecting plate, bracket, and tray design within the inner shell facilitates layered seed placement, not only improving space utilization but also ensuring good air circulation for each layer of seeds. A heater rapidly raises the internal temperature, and a lighting lamp simulates natural light conditions, providing suitable illumination for seed germination and helping to improve germination rate and quality.

The invention aims to provide a model and a method for identifying the cold resistance of alfalfa in the bud stage, the identification model relates to the relationship between four cold-resistant indexes and cold-resistant grade (Y) of alfalfa at 6 + / -0.1 DEG C, the four cold-resistant indexes are alfalfa germination rate (X1), alfalfa simplified vigor index (X2), alfalfa root length (X3) and alfalfa germination index (X4), and the relational expression is Y =-2.771 + 0.016 X1 + 0.061 X2 + 0.900 X3 + 0.054 X4, when Y is more than or equal to 0.70 and less than or equal to 1.00, the alfalfa variety is a strong cold-resistant variety; when Y is more than 0.40 and less than 0.70, the alfalfa variety is a medium cold-resistant variety; when Y is more than or equal to 0.00 and less than or equal to 0.40, the alfalfa variety is a non-cold-resistant variety. Experiments prove that the model has the characteristics of high accuracy, rapidness and high efficiency when being used for identifying alfalfa cold-resistant germplasm resources.

The utility model discloses a pepper seed germination accelerating device, which belongs to the technical field of pepper seed germination accelerating, and comprises a heat insulation box, a plurality of germination accelerating discs are lapped on the inner wall of the heat insulation box, a spraying assembly is arranged on the surface of the heat insulation box, and the spraying assembly comprises a first connecting pipe, a spray head, a second connecting pipe, a water tank, a pump body and a hose, a heating assembly is arranged on the back face of the heat preservation box and comprises a first shell, an electrical bar, a fan and a plurality of air inlet holes, a second shell is fixedly connected to the side face of the heat preservation box, a sliding rod is fixedly connected to the inner wall of the second shell, and by arranging a guide wheel and a pull rope, the pull rope can conveniently drive a sliding block to slide on the surface of the sliding rod; by arranging the protective door, the connecting plate can conveniently drive the rubber scraping strip to clean mist on the surface of the protective door, the germination condition of seeds can be conveniently observed through the protective door, and by arranging a spring and a telescopic rod, the rubber scraping strip can be conveniently pushed to be tightly attached to the surface of the protective door.

Systems and methods for operating a seedling germination and maturation system including a reservoir, a pump in fluid communication with the reservoir, a plurality of shelves, and a controller. Each of the plurality of shelves includes: raised side walls configured to form an irrigation trough configured to receive a plurality of seeded trays, a supply valve in fluid communication with the irrigation trough and a pump outlet, a drain valve in fluid communication with the irrigation trough and the reservoir. The controller is configured to actuate the pump and, for a particular shelf of the plurality of shelves, acuate the particular fill valve and the particular drain valve of the particular shelf, to control an irrigation cycle for each particular shelf of the plurality of shelves. The irrigation cycle for each particular shelf is controlled independently of the irrigation cycles for other shelves of the plurality of shelves.

The invention relates to the field of experimental devices, in particular to a full-automatic irrigation rice flood-tolerant germination experiment device which comprises an experimental box, hidden plates are slidably connected to the inner side of the experimental box, a grid is placed between the two hidden plates, and an inner cavity of the experimental box is a water filling bin. The interior of the experiment box is fixedly connected with partition plates which divide the water filling bin into a plurality of sub-cavities with the bottoms communicated, one end of the experiment box is provided with a water inlet and outlet pipe communicated with the water filling bin and a water level monitoring communicating pipe, the water inlet and outlet pipe is provided with an electromagnetic valve, and the water level monitoring communicating pipe is provided with a water level sensor; the water inlet and outlet pipe is communicated with an external water supply pipeline.

The utility model discloses an anti-gnawing corn seed placing device, and particularly relates to the technical field of seed swing devices, the anti-gnawing corn seed placing device comprises a base, a protective placing assembly is arranged on the base, the protective placing assembly comprises a bracket arranged at the top of the base, the outer side of the bracket is sleeved with an acrylic transparent cover, one side of the acrylic transparent cover is provided with a sliding groove, and the other side of the acrylic transparent cover is provided with a sliding block. A baffle is arranged at the top end of the acrylic transparent cover. According to the seed storage device, the protective placing assembly is arranged, the baffle and the acrylic transparent cover are pulled upwards, so that the bearing plate is exposed in the visual field, seeds are easy to store and take, meanwhile, when the acrylic transparent cover covers the outer side of the bearing plate, the bottom of the acrylic transparent cover can be adsorbed together with the base, and the seeds are prevented from being damaged by mice; different seeds can be respectively placed on the corresponding bearing plates, so that the seeds are prevented from being mixed together, and the diversity during placement is improved.

Provided herein are compositions and methods to improve plant resistance to abiotic and biotic stress, thereby improving crop yield. Provided herein are compositions including zinc, copper, and an acid, where the acid is selected from citric acid, sulfuric acid, oxalic acid, humic acid, fulvic acid, boric acid, acetic acid, and a combination thereof. Certain embodiments optionally include ammonium sulfate. Compositions described herein have plant priming activity where the plant's defenses against abiotic and biotic stress are boosted.