47 results about "Seed testing" patented technology

The invention relates to the technical field of automated agricultural equipment and particularly relates to a full-automatic corn single-ear seed testing device and method. The full-automatic corn single-ear seed testing device comprises an ear clamping and conveying mechanism, a first image acquisition mechanism, a weighing mechanism, a threshing mechanism, a grain conveying mechanism, a second image acquisition mechanism and a grain bulk density measuring mechanism, which are arranged in sequence, wherein ears are clamped and conveyed to the weighing mechanism by the ear clamping and conveying mechanism for weighing, and threshed by the threshing mechanism, image information of the ears, spike-stalks and grains is acquired by the image acquisition mechanisms, and grain bulk density information is acquired by the grain bulk density measuring mechanism; therefore, the full-automatic corn single-ear seed testing device is an integrated full-automatic corn single-ear refining seed testing device which can be used for achieving accurate, rapid and efficient corn single-ear refining seed testing operation, thus improving the degree of automation of the seed testing operation, reducing the labor cost and operational complexity, and improving the efficiency and quality of the corn seed testing operation.

The invention discloses a method for increasing the yield of mass crossing seeds of sweet potatoes. The method comprises the following steps: (1) selection of a seed production base; (2) selection ofseed production parents; (3) transplanting and management after planting; (4) roguing and diseased branch removing; (5) topping and grafting; (6) harvesting of seeds; (7) drying and storage of the seeds. The method disclosed by the invention has the following beneficial effects that: 1, an isolation zone is arranged, so that the possibility of crossing of other non-target parents is avoided, and the seed production quality is increased; 2, just one kind of sweet potatoes are planted, so that the probability that generations pass through identification is increased; 3, the spreading risk of plant diseases and insect pests of the sweet potatoes is reduced to the maximum through isolated seed testing and epidemic situation detection, and the spreading of the plant diseases and insect pests ofthe sweet potatoes is effectively avoided; 4,by removing main stems, more side stems are obtained, the blossom quantity is increased, and the fruiting rate is ensured; 5, honey plants are planted atthe periphery and the middle part of a seed production field, so that bees can be favorably attracted to carry out pollination, and the seed production yield can be increased. According to the methodfor increasing the yield of the mass crossing seeds of the sweet potatoes, disclosed by the invention, the foundation is laid for new variety breeding of sweet potatoes.

The invention relates to a multi-resistance eurytopic selection mixed wheat breeding method, and belongs to the field of crop breeding. According to the method, plants are selected from a wheat hybridF2 generation, the selected plants are subjected to seed testing, then single ears are threshed and mixed, and an F3 generation is sown; the F3 generation continues to be subjected to plant selection, the selected plants are subjected to seed testing, then single ears are threshed and mixed, and an F4 generation is sown; the F4 generation is subjected to plant selection, seed testing and single-plant threshing, mixing is not carried out, and a plant strain starts to be identified; if the plant strain integrates many objective traits and trait expressions between the plants are consistent, a key strain can be determined, a plot identification test is improved, and 3-5 plants are reserved for purity preservation; if the traits of the plant strain are separated, single plants are selected inthe plant strain, and plant strain identification is carried out in the next year until a stable generation is obtained; finally, multi-point product comparison and identification are carried out onthe stable generation. According to the method, excellent genes can be well retained during seed selection of hybrid generations, excellent single plants are selected at the early stage, adverse individuals are eliminated, the breeding efficiency is improved, and the breeding time is shortened.

The invention relates to a crop identification method and in particular relates to a method for identifying high-temperature-resistant rice. The method comprises the following steps: seeding to-be-identified rice varieties and high-temperature-resistant control varieties at each phase, seeding and raising rice seedlings in phases, and planting in a large field; judging that the to-be-identified varieties have weak tolerance on high temperature if a bigger fluctuation occurs at the initial heading stage, the full heading stage and the maturation stage of each variety in each phase, otherwise selecting a judgment method according to whether encountering extreme high-temperature weather; if all the varieties have initial heading in any phase during the extreme high-temperature weather, selecting 20 available spikes during the initial heading on that day in the phase of each variety encountering the extreme high-temperature weather, testing the seeds when the rice basically has yellow ripeness, and evaluating according to the setting percentage and comparison with control; selecting five roots of available spikes in each seeding period of each variety for performing indoor seed testing if not encountering the extreme weather; recording the maximum value, the minimum value and the mean value, and evaluating by taking the values as the basis. The method for identifying high-temperature-resistant rice disclosed by the invention scientifically selects an evaluation criterion and is suitable for high-temperature-resistant identification of lots of varieties.

The invention discloses an identification method for drought resistance of soybean. The identification method comprises the following steps: planting to-be-identified soybeans in a field, after final singling of seedlings of the soybeans, laying manufactured water collection grooves among rows of the soybeans, after the soybeans are mature, harvesting the to-be-identified soybean plants, carrying out indoor seed testing, and identifying the drought resistance of the soybeans according to seed testing results. According to the invention, the problem of the demand for allopatric identification of the drought resistance of the soybeans in an exceptionally drought area is solved; and the method can achieve the purpose of drought treatment through rainfall collection via the water collection grooves, facilitates one-off identification of a large number of materials, and can reduce the error of identification of the drought resistance.

The invention provides a grain crop seed testing platform in assembly line type operation, and application and a preparation method thereof, and relates to a seed research and development device technology. The grain crop seed testing platform is characterized by comprising a threshing zone, a clear selecting zone and a weighing and counting zone, wherein the threshing zone is provided with an upper surface, an inner bottom surface and an impurity collecting cabin; a box type structure of the clear selecting zone internally comprises a top cavity formed by an air duct and used for blowing impurities among seeds from the threshing zone into the impurity collecting cabin; a seed passage is formed between the outer bottom surface of the top cavity and the inner bottom surface of the clear selecting zone; the seeds from the threshing zone enter the seed passage and are pushed to the upper surface of the weighing and counting zone by a seed poking rod arranged on a first surface. According to the grain crop seed testing platform provided by the invention, the whole seed testing process can be smoothly and continuously completed, and the seed testing efficiency and the accuracy of seed testing data are effectively increased.

The invention discloses a method for mutagenizing soybeans through heavy ion beam C irradiation, relates to a soybean breeding method, and aims to solve the technical problems of low mutation rate andfavorable mutation rate of an existing heavy ion beam irradiation method. The method comprises the following steps of 1, irradiating soybean seed hilum by adopting heavy ion beam carbon ions to obtain current-generation M0 seeds; 2, irradiating the current-generation M0 seeds by adopting the heavy ion beam carbon ions, and performing sowing to obtain a generation M1; 3, in spring of the second year, planting all M1-generation single plants in plant rows, harvesting, numbering and storing all variant single plants, and performing seed testing indoors; 4, in winter of the same year, performingharvesting, numbering and seed testing on strain single plants which are continuously separated from a generation M3; and 5, in spring of the third year, planting the single plants harvested from theM3 to obtain a generation M4, and selecting out a strain with excellent characters and stable inheritance to complete the process. According to the method, the mutation rate can be increased, offspring mutation materials are rich, multiple beneficial types are achieved, and excellent mutation characters such as high protein, lodging resistance, high yield and large grains can be screened out.

The invention discloses a soybean seed test information acquisition method. A traditional seed test mode depends on manpower, and is low in efficiency and high in subjectivity. Soybean seeds are conveyed to a bean separating piece through a bean storage groove, the bean separating piece is driven by a driving mechanism to feed materials to a counting grid plate above a conveying belt, and the soybean seeds are fed into each grid of the counting grid plate; a steering engine drives the counting grid plate to rotate, images of the soybean seeds are shot when the counting grid plate turns upwards, and when the counting grid plate is in a horizontal state, the soybean seeds are driven by the conveying belt to turn over to adjust the angle; and shooting is repeated for multiple times, so that omnibearing automatic soybean seed testing is realized, and the workload of soybean seed testing workers is reduced.

The invention discloses a rapid rice seed testing instrument and method. The working method of the rapid rice seed testing instrument comprises the following steps of S1, preparing; S2, performing double-sided 3D color stereo synchronous scanning imaging; S3, testing the seeds; S4, testing the seeds of the rice ears. According to the invention, through the double-sided 3D color stereoscopic synchronous scanning imaging, by virtue of the high definition and a 3D scanning function, after double-sided synchronous stereoscopic scanning imaging is carried out on all rice seeds in a working area, a picture is automatically synthesized, and a stereoscopic graph of the rice seeds is restored, so that the measurement and statistics of the grain shape, the empty grain number and the real grain number of the rice seeds are met; even the characteristics, such as hairy, no hairy, awn, awnless, etc., need to be analyzed, and before scanning, each tassel and each seed are flatly laid in a specified scanning area without intersecting and overlapping as far as possible, and if the detection objects are connected with each other accidentally, the detection objects can be processed through an image segmentation technology at the later stage, and after scanning imaging, the computer automatically analyzes the pictures and obtains the related information.

The invention discloses a feeding structure, a feeding device and a seed testing machine. The feeding structure comprises a fixed funnel, a flow adjusting part, a discharging plate and a first vibrator. The fixed funnel is provided with a discharging port; the flow adjusting part is used for regulating the discharge flow of the fixed funnel; the discharging plate comprises a feeding end and a discharging end, the feeding end is connected and matched with the discharging port to be used for receiving materials discharged along the discharging port, and the discharging plate is obliquely arranged at the discharging port so that the materials can be discharged towards the discharging end; the first vibrator is connected with the discharging plate and used for shaking the discharging plate so that materials on the discharging plate can be discharged to the next working procedure, and the materials can be continuously, orderly and quantitatively output. The feeding device can realize material transportation through a first conveying equipment, so that the manual labor force is reduced. The seed testing machine realizes continuous and orderly quantitative output of the materials through the feeding structure, so that a computer vision system can conveniently realize analysis of quantity and size information of the materials.

Belonging to the technical field of seed testing, the invention specifically relates to a method for rapid determination of cotton seed moisture. According to the invention, seeds are ground and then a high constant temperature drying method is employed to perform moisture determination, thus breaking through the technical limitation that traditional gossypium seed moisture determination is carried out by a low constant temperature drying method on ground seeds or slices. While accuracy and precision of the determination result are ensured, the determination time is greatly shortened, and the efficiency is improved.

The invention discloses a corn cob positioning robot arm for corn seed testing, and relates to the field of corn seed testing. The corn cob positioning robot arm comprises a horizontal driving stepping motor, a sliding rail is arranged below the horizontal driving stepping motor, a motor support is installed between the sliding rail and the horizontal driving stepping motor, and rear covers are installed at the two ends of the sliding rail. According to the corn cob positioning robot arm, the horizontal driving stepping motor, a vertical stepping motor, a driving system and a control system are selected, flexible movement of the robot arm is formed through programming, elastic pieces of a first multi-thorn claw and a second multi-thorn claw, a first finger limiting device and a second finger limiting device have certain angle requirements, the pressure-controllable contact of the first multi-thorn claw and the second multi-thorn claw with corn cobs can be realized through strength control on the elastic pieces, the first multi-thorn claw and the second multi-thorn claw can easily drive the corn cobs to move under slight pressure, the robot arm can realize two-dimensional high-speed accurate position control, and the robot arm can reliably run for a long time through the simple structure.

A saturated cold germination test kit includes a compartment base, a lid and a holder for an oxygen scavenger. The base is water and airtight and includes a liquid gas exchange control trough around its perimeter. It is sized to house a high moisture holding seed planting surface pack at the bottom so seeds can be placed on top of the surface to imbibe and initiate pre-germination mechanisms. The lid has an edge that fits into a trough that houses a gas barrier liquid in the base to form an airtight seal and has an attachable compartment for an oxygen scavenger so the kit may be placed together in an airtight configuration with the oxygen scavenger inside to provide an anaerobic atmosphere for performing the saturated cold germination test in a cool location.

The invention discloses an automatic seed testing device for soybeans. A traditional test mode depends on manpower, and is low in efficiency and high in subjectivity. The device disclosed by the invention comprises a feeding device, a counting and positioning device, a conveying device and an image acquisition device, wherein the counting and positioning device comprises steering gears and a counting grid plate; the steering gears drive the counting grid plate to rotate; the counting grid plate is provided with grids arranged in an array; the counting grid plate in a horizontal state is parallel to a conveying belt; a first baffle and a second baffle are both fixed to a rack, the first baffle is located above the output end of the conveying belt, and the second baffle is located above the input end of the conveying belt; when the counting grid plate is in a horizontal state, the top surfaces of the first baffle, the second baffle and the counting grid plate are aligned; a soybean separating piece of the feeding device is positioned above the first baffle, the second baffle and the counting grid plate; and the soybean separating piece is provided with m soybean conveying pipelines which are arranged in an equal spacing manner in the direction perpendicular to the conveying direction of the conveying belt. According to the invention, all-around automatic soybean seed test is realized, and the labor amount of soybean seed test workers is reduced.

The invention discloses automatic equipment for crop seed testing. The automatic equipment comprises a miniature threshing device, a purity winnowing device and an automatic grain counting device in sequential connection. The miniature threshing device, the purity winnowing device and the automatic grain counting device synergistically complete part of seed testing operations through cross coordination. The automatic equipment has advantages that automation and standardization in part of the seed testing process are realized, and seed testing efficiency and accuracy are remarkably improved.

The invention discloses an application method of rape seed counting and bed changing cups. The application method comprises the two steps of seed counting and bed changing. The two steps are completed at a time, and the application method is convenient and fast to implement, accurate and reliable. The application method successfully solves the problems that in rape seed sprouting testing, the workload of seed counting and bed changing is large and mistakes are prone to being made, and the application method can improve the testing precision, reduce the testing errors and greatly increase the testing efficiency. The application method enables complex operations to be implemented in a simple mode, is simple in operation, accurate and reliable in effect, suitable for being used in seed testing rooms, scientific research institutions and agricultural production units and wide in popularization and application prospect.