33 results about "Flower Filaments" patented technology

The invention relates to the method for identifying the varieties of lilium brownii by adopting an SSR (simple sequence repeat) molecular marking technology. A result shows that: two pairs of high-polymorphism and high-repeatability primers are screened from 13 pairs of primers for detecting 171 fragments comprising 131 polymorphic fragments, 4 to 22 fragments can be detected by each pair of primers with the sizes of 100 to 250bp, 1.69 bands are amplified by each pair of primers, and the polymorphism rate is 76.70 percent; NTSYS-pc2.11 is used for similarity coefficient and cluster analysis, the genetic similarity coefficient is 0.5882 to 09412, and the average similarity coefficient is 0.7647; materials are divided into six major classes by cluster analysis, the genetic differences between 11 lilium brownii germplasms are irrelevant to varietal characteristics, flower forms, the colors of filaments and styluses, but have certain correlation with the colors of petals, flower genes can better reflect genetic relationships between the lilium brownii germplasms, different varieties have different colors, and the primers can be designed by controlling related genes of flowers to provide an important means for further distinguishing the genetic relationships.

A method for detasseling Compositae plants is characterized in adopting artificial detasseling through cutting corolla in plant breeding of Lactuca, Sonchus, and Taraxacum of Compositae. the method comprises cutting maternal calyces to remove corolla in early morning before florescence without injuring calyces, after 1 h, pistil grows out new thrumb, chapiter and petal, when the chapiter grows to Y shape, pollinating with male parent through cap bag at once to perform intergeneric crossing. Compared with present technology, the invention creates conditions for hybridization breeding of Lactuca, Sonchus, and taraxacum of Compositae due to the regrowth vigor and recuperability of their corolla, thrumb, and chapiter, and promotes the development of conventional breeding technology.

The invention belongs to the technical field of hybridization methods or devices for mung beans, and discloses a high-efficiency cross breeding method of mung beans. The high-efficiency cross breedingmethod comprises the following steps of, three days before hybridization work, spraying brassinolide with a concentration of 50 milligrams per liter and boric acid with a concentration of 1,000 milligrams per liter; performing the emasculation of a female parent: in the afternoon of the day before pollination, selecting an appropriate flower bud of the female parent, separating a vexillum and anala by using the tips of tweezers, longitudinally splitting a carina, removing 10 stamens from the base of a filament, completely removing other large and medium flower buds and already borne pods, which belong to the same flower cluster with an emasculated flower, and hanging a board on a pedicel; performing the pollination: sucking 200 microliters of mung-bean pollen suspension mixed liquor by using a pipette, and injecting 10 to 20 microliters of the mung-bean pollen suspension mixed liquor on a stigma of the female parent each time; and clearly writing a male parent, the female parent andhybridization time on the board hung on the pedicel. By using the high-efficiency cross breeding method, the work efficiency is increased by 225%, and the hybridization success rate is increased by 17.4%.

The invention discloses a production process of maize flower tea, which mainly includes the steps of selecting raw materials, finishing and separating the raw materials, cutting the raw materials, withering the maize flowers, deactivating enzyme, rolling the maize flowers, adding the liquid generated during the rolling step, loosening the maize flowers, fermenting the maize flowers, drying the maize flowers to enhance fragrance, and classifying and packaging finish products. In the method, sweet corns or baby corns are selected; the maize flower tea produced according to the steps not only hasexcellent healthcare functions, but also has the refreshing taste of corn and gentle and delicate taste. The production process also solve problems of flower filament production at low cost and highyield, so that the process has excellent application prospect.

The invention discloses a production process of corn stigma tea. The production process of the corn stigma tea mainly comprises the following steps: raw material selection, stigma collection, cutting, withering, rolling, soup returning and scattering, fermentation, drying fragrance extraction, and grade packaging of finished products. Through breeding a large-flower variety of corn, the corn stigma tea processed through the steps and the process not only has rich health-care effects, but also has pure taste, faint scent and sweet aftertaste, and further achieves low-cost and high-output stigma production, thereby having good application prospects.

The invention discloses a self-adaptive carthamus tinctorius flower ball gathering device. The self-adaptive carthamus tinctorius flower ball gathering device comprises a machine frame part, a combingbaffle part and a combing-clamping-type picking head part. The machine frame part is used for fixing each part. A combing device is installed at the front end of a machine frame. The combing-clamping-type picking head part is installed above a baffle at the side edge of the combing device. The combing baffle part comprises the baffle at the side edge of the combing device and a spring. In harvesting operation, a flower ball is transitorily fixed under the action of a floral axis and the baffle at the side edge of the combing device, after picking by a combing-clamping-type picking head, the device is continuously moved forwards, an acting force of the floral axis to the flower ball is increased, the spring is compressed, and a gap between the neighboring baffles at the side edge of the combing device is increased, so the picked flower ball is fallen from the gap, and a picking process is completed. The device is capable of, through using the spring and the baffles at the side edge ofthe combing device, realizing self-adaptive fixing to the flower ball, effectively solving problems that joggling of the flower ball is serious and feeding of a flower filament is difficult, reducinga damage rate of the flower ball, and improving a complete picking rate of the flower filaments.

The invention provides a method for obtaining a pure line through inducing parthenogenesis of Zea mays by a chemical agent. The method comprises the following steps: (1) preparing the chemical agent; (2) carrying out induction treatment: completely withdrawing tassels of plants required to be treated when the tassels appear before stamen stalks are drawn, strictly bagging female ear flowers, after the stamen stalks are drawn for 1 to 3 days, and scissoring each stamen stalk drawn portion into a notch by a pair of disinfected scissors in early morning of the same day of treatment before dew is evaporated; putting an induction agent dipped absorbent cotton ball at each notch, not taking off absorbent cotton balls so as to enable the absorbent cotton balls to be in full contact with the stamen stalks, and finally bagging paper bags again; and in the morning of the next day, injecting the induction agent to the stamen stalks without uncovering pollination bags, so as to carry out secondary induction; (3) carrying out harvesting; and (4) carrying out progeny testing. According to the method provided by the invention, the contamination caused by foreign pollen during the induction of the chemical agent is avoided, the setting percentage of induction and the number of grains of each ear are increased, and the aims of rapidly breeding the pure line and carrying out large-scale application are achieved.

The invention discloses an environment-friendly method for preventing corn female ear bags from falling off. The method is characterized by including the following steps that when female ears expand and before filaments are exposed out of bracts, 45-degree angles are formed through bending in the horizontal direction of leaf surfaces and at the positions, 10 cm away from leaf sheaths of stalks, of corn cob position leaves, and sheep skin paper bags 18 cm in length and 11 cm in width are wholly put in the corn cob position leaves and the female ears in a sleeving mode and embedded into the bonding positions of the leaf sheaths and the stalks. According to the method, the 45-degree angles are formed through bending in the horizontal direction of the leaf surfaces and at the positions, 10 cm away from the leaf sheaths of the stalks, of the corn cob position leaves, then the sheep skin paper bags are wholly put in the corn cob position leaves and the female ears in the sleeving mode, the sheep skin paper bags are supported through the corn cob position leaves, the bags are fixed by themselves in the mode that the female ears and the bent portions of the corn cob position leaves naturally grow to form expansion resistance with the sheep skin paper bags, the problem that the bags fall off in the bagging period is solved, and the influence of reduction, caused by breaking of the corn cob position leaves, of the selfing line hundred-grain weight is avoided.

The invention relates to a water-saving and efficient cultivation method for red flowers utilizing drip irrigation, pertaining to the technical field of cultivation of medicinal plant. The method comprises following steps: variety selection, soil selection, soil preparation and fertilizer application, seed processing, proper sowing, reasonable close planting, thinning and final singling, water saving and irrigation, pest and diseases prevention and control, and harvesting and processing and comprehensive utilization of many technologies. The water-saving and efficient cultivation method for red flowers utilizing drip irrigation has following beneficial effects: the method is utilized for cultivation of red flowers so that water irrigation amount per mu is 70-100 m<2>; compared with the conventional cultivation, water can be saved by 440 <2>; yield per mu of red flower filaments can be up to 30-35 kg and red flower seeds per mu is 135 kg; compared with conventional cultivation per mu, the yield of filaments is increased by 15 kg; and the red flower seeds per mu is increased by 35 kg; the flower filaments is sold by 90yuan/kg; the red flower seeds is sold by 50 and yield per mu is increased by 1525 yuan; regardless of cost of 500 yuan/mu for drip irrigation equipment and water cost of 100 yuan, additional net profit per mu is 975 yuan.

The invention relates to a gathering type red flower picking mechanism which comprises a stepping motor, a ball screw sliding table, moveable teeth, a moveable chassis, a collecting box, a square fruit ball channel and a frame. The working process is as follows: when the red flowers are gathered into five straight lines in the square fruit ball channel, the moveable teeth respectively fixedly arranged on the ball screw sliding table are controlled by the corresponding stepping motor to move relative to each other so as to tightly clamp the filaments, the moveable chassis fixedly arranged on the ball screw sliding table moves upward under the control of the corresponding stepping motor, the filaments are separated from the fruit ball, the moveable teeth are controlled by the corresponding stepping motor to have the same motion so as to send the filaments to an appointed position under the state of the filaments clamped by the moveable teeth, the moveable teeth are controlled to separate by the stepping motor and the filaments fall into the collecting box so as to complete the collection, and meanwhile, the moveable chassis is controlled to fall onto an original position by the stepping motor, the moveable chassis is controlled to return to an initial position by the corresponding stepping motor and the new red flower harvesting work can be started. According to the invention, the picking for the red flower filaments is converted from point-to-point picking to blind picking, the working efficiency is increased and the production cost is saved.

The invention discloses application of GT1 and HB13 genes in regulation and control of non-degeneration and lodging resistance of corn female ear lower flowers. The method comprises the following steps: carrying out gene editing on two targets, namely GT1 and HB13 in corn by utilizing a CRISPR/Cas9 (Clustered Regularly Interspaced Short Palindromic Repeats/CRISPR associated 9) technology; the result shows that compared with a wild type and two single-process materials, the phenotype of the gt1/hb13 double-mutant plant is more violent, the tiller number is obviously increased, the root system is more developed, the cluster number is increased, new female ears grow on ear stems of main ears, multi-ear property is shown, axillary meristem at the lower part is developed into female ears without inhibition, lower flowers in the female ears are not degraded, and the yield of the gt1/hb13 double-mutant plant is increased. After the GT1 and HB13 genes are knocked out, the heart skin of the inferior flowers continuously develops to form filaments, some inferior flowers can also form two filaments, the phenomenon of multiple filaments is shown, the inferior flowers continuously develop to form extra small grains in the later period, and it is shown that after the GT1 and HB13 genes are knocked out, a corn mutant plant can show strong female spike inferior flower non-degeneration phenotype and lodging resistance.

The invention discloses a swinging-type cutting device for flos carthami. The swinging-type cutting device comprises a rack, a roll-clamping device, a cutting device body and a collecting device. According to the working principle of the swinging-type cutting device, flower filaments enter a sealing box through circular holes, flower balls are stopped outside the sealing box, the flower filamentsenter two rubber rollers which rotate oppositely under the effect of a draught fan, and through a gerotor motor, a cutter is driven to separate the flower filaments from the flower balls. Then throughsuction force generated by the draught fan, the flower filaments are all sucked into a container through a conveying pipeline. The cutting device is simple in structure and low in cost, the flos carthami can be harvested on a large area, the labor intensity is reduced, the harvesting efficiency is improved, and the labor is saved.

The invention provides a method for collecting tobacco anther and pollinating, and belongs to the technical field of crop breeding. The method for collecting the tobacco anther comprises the following steps: stamens of flowers are distributed among comb teeth of an anther auxiliary stripper, the flowers are pulled in the direction opposite to the growth direction of the stamens, and the comb teeth are used for stripping the anther on filaments; the anther auxiliary stripper comprises a bottom support and the comb teeth fixed to the bottom support, and the distance between every two adjacent comb teeth ranges from 0.8 mm to 1.2 mm. According to the method, the male parent anther is collected through the special anther auxiliary stripper, and the pollen is aired and dispersed, so that the pollen collection efficiency can be obviously improved, the output and consistency of the pollen are ensured, and subsequent hybrid seed production and pollination are facilitated.

The invention belongs to the technical field of agricultural breeding production. Aiming at the problems of strict storage conditions and relatively high cost in a corn pollen low-temperature preservation technology, the invention provides a corn pollen storage method, which comprises the following steps of: 1, extracting tassels which just begin to loosen pollen from the top end of a corn plant along with a section of stalk; step 2, putting the taken-down tassel stalks into a container filled with water, binding the tassels by using a preservative film, putting the tassels into a refrigeration house, and preserving the tassels in a dark place; step 3, taking out the tassels from the refrigeration house 6-18 hours ahead of time according to the drawing time of the female tassels, placing the tassels at room temperature, and when pollen is taken, firstly placing a pollen collection container, then unwrapping the preservative film, lightly beating the tassels, and collecting pollen with cracked tassel anther into the container; 4, the collected pollen is sent to the field in time, and corn ear filament pollination is completed. The method is simple to operate and high in pollen extraction efficiency; the storage conditions are simple, and the storage cost is saved.