64results about How to "Improve pollination success" patented technology

The invention pertains to the field of agricultural cultivation and relates to a rice planting method. The method comprises following steps: 1), selecting rice seeds and immersing seeds with seed immersion liquid at the temperature of 35 to 37 DEG C for 12-16 hours; 2), spraying seedling-stage fertilizers; 3) transplanting seedlings to large fields scatted with planting base fertilizers when seedlings grow to the five-six-leave period; 4), dressing tillering fertilizers when rice seedlings start to tiller; 5), dressing flowering fertilizers when rice seedlings start to blossom; 6), dressing grouting fertilizers and applying leaf fertilizers when rice seedlings start to grout; and 7), harvesting. The rice planting method has following beneficial effects: the rice planting method is highly targeted and used for applying fertilizers to all growth periods; in combination of seed immersion liquid, the germination period can be shortened in order to quicken the growth of rice; stress resistance of rice is improved; the period from germination to blossom can be shortened; the flowering period and the production period can be prolonged; in the tillering period, tiller number can be increased by tillering fertilizers; flowering fertilizers are applied during the flowering period in order to improve successful rate of pollination; by dressing grouting fertilizers and leaf fertilizers, grouting rate can be greatly increased in the grouting period in order to improve yield and rice grains are full.

The invention relates to the field of agricultural cultivation, and relates to a paddy rice cultivation method. The method comprises the following steps: (1) paddy rice seeds are selected, and are subjected to seed soaking for 12-16h with a seed soaking liquid under a temperature of 35-37 DEG C; (2) a seedling-stage fertilizer is sprayed, and a seedling-stage substrate is applied; (2) when the seedlings reach a stage of 5-6 leaves, the seedlings are transplanted into a field spread with a cultivation base fertilizer; (4) when the paddy rice seedlings start tillering, a tillering fertilizer is applied; (5) when the paddy rice seedlings starts flowering, a flowering-stage fertilizer is applied; (6) when the paddy rice seedlings starts filling, a filling fertilizer is applied, and a foliar fertilizer is added; and (7) harvesting is carried out. The method provided by the invention is highly targeting. Targeting fertilization is carried out during various growth periods. With the treatment with the seed soaking liquid, a germination period can be shortened, paddy rice growth can be accelerated, paddy rice stress resistance can be improved, a period from germination to flowering can be shortened, and a flowering period and a fruiting period can be prolonged. During the tillering stage, tillering amount is increased with the tillering fertilizer. With the flowering-stage fertilizer applied during the flowering stage, pollination success rate can be improved. During the filling stage, with the filling fertilizer and the foliar fertilizer, filling rate is greatly improved, yield is improved, and paddy rice grain fullness is improved.

The invention discloses a grafting process for kiwifruits. The process comprises the following steps: (1) grafting seasons are selected: I, when grafting is performed in spring: time is selected fromFebruary to March; II, when grafting is performed in summer: time is selected from early May to middle July; and III, when grafting is performed in autumn: time is selected from late August to early October, and September is better; (2) rootstocks are prepared: seedlings with healthy and strong growth, of delicious kiwifruits are selected as the rootstocks, and the kiwifruit seedlings are standard; (3) scions are prepared; (4) right grafting positions are selected: after seedlings planted when an orchard is built grow for one year, the seedlings with thicknesses of base parts of 1cm or more are cut from the smooth parts, wherein the reserved parts have heights of 5-10cm far away from the ground; (5) a right grafting method is selected; and (6), management is performed after grafting. The grafting method provided by the invention adopts different grafting manners according to the different rootstocks and scions and has stronger pertinence, the survival rate is high, and operation of thegrafting method is simple; when Chouzhibao coats grafting buds, early germination of the grafting buds can be promoted; and pollination trees are configured, so that the fruiting quantity of the kiwifruits is increased.

The invention relates to a cultivation method of selenium-enriched macadimia nuts. The cultivation method comprises the steps of land block selection, seed planting, fertilization management, water management, pest and disease damage control, beekeeping and proper harvesting. According to the cultivation method of the selenium-enriched macadimia nuts, multiple varieties of grafted seedlings are selected for planting, the pollination success rate of the macadimia nuts can be increased, and then the yield of the macadimia nuts can be increased; in the flowering phase, beekeeping is conducted tofacilitate pollination, and the yield of the macadimia nuts is further increased; sodium selenite and potassium humate are added in biogas slurry, macadimia nut trees are promoted to absorb selenium,the selenium content of the macadimia nuts reaches 0.35 mg/kg-0.55 mg/kg, an appropriate amount of nicotinic acid is added in selenium-enriched fertilizer, the flowering phase of the macadimia nut trees can be shortened to be 15-18 days by adding nicotinic acid, the fruit ripening time of the most macadimia nuts is consistent, and macadimia nut fruits can be harvested mechanically conveniently.

The invention discloses a method for hybridized cultivation of big floral Chinese roses. The method is characterized by comprising the following steps: (1) pollen preservation: selecting bright-colored, and big Chinese roses, collecting the pollen of the luxuriant Chinese roses by using a sterile conical flask, baking the pollen, and then preserving the baked pollen; (2) activation: performing preservation in the environment with a temperature of 18-20 DEG C, and performing atomization treatment by using activation liquid; (3) pollination treatment: spraying 75% ethanol to the big floral Chinese roses so as to be sterilized, performing pollination, parcelling the pollinated Chinese roses with a transparent plastic bag, then spraying the activation liquid, and performing bagging for culturing; (4) hybridization: performing pollination hybridization respectively on the pollen of the luxuriant Chinese roses and the pollen of the big floral Chinese roses with hybridized big floral Chineseroses; and (5) intraspecific breeding: putting the fourth generation of seeds in a greenhouse so as to be planted at a constant temperature, and performing intraspecific pollination after blooming.

The invention discloses an improvement method for seed yield of a mother tree in a Pinus massoniana seed orchard. The method comprises the following steps: step 1, clearing tree disks in every spring, and spreading quicklime powder before raining; step 2, applying organic fertilizer, potash fertilizer and boron fertilizer in furrows before a cone expansion period; step 3, applying nitrogen-phosphorus-potassium compound fertilizer after harvesting cones; step 4, collecting pollen and carrying out artificial supplementary pollination in male-female-flower full-bloom stage; and step 5, carrying out artificial supplementary pollination in the flowering period of male and female flowers. Practical application shows that the improvement method for seed yield of the mother tree in the Pinus massoniana seed orchard provided by the invention can significantly improve the seed yield of the mother tree in the Pinus massoniana orchard, the fruiting rate of Pinus massoniana is increased by 135% to 324%, and yield per plant of the Pinus massoniana is significantly higher than yield per plant of reference Pinus massoniana; in addition, the method also can slow down aging of the Pinus massoniana, improve pest and disease resistant ability of the Pinus massoniana, effectively save fertilizers and manpower, reduce production cost of the seed orchard and provide an effective way for promotion of high yield and stable yield of the Pinus massoniana seed orchard.

The invention discloses a crossbreeding method of novel Aucuba chinensis and belongs to the technical field of Aucuba chinensis plant artificial crossbreeding. Aucuba japonica var. variegata (as a female parent) and Himalaya Aucuba chinensis (as a male parent) introduced for many years, having a high ornamental value and growing and developing normally are used as crossbreeding parents and through crossbreeding of the crossbreeding parents, the novel Aucuba chinensis is obtained. The crossbreeding method comprises the following steps of sleeving bags on pistillate and staminate inflorescences of the parents before blossoming, clipping the staminate inflorescences of Himalaya Aucuba chinensis in blossoming in mid-March, drying the staminate inflorescences in shade in a room to obtain pollen, putting the pollen into a refrigerator, carrying out refrigeration, carrying out pollination of the pistillate inflorescences of Aucuba japonica var. variegate before 10 a.m. on March 30, carrying out pollination of the same inflorescence 3-4 times so that a pollination success rate is improved, fast carrying out bag sleeving after the pollination, removing the bags after bag sleeving for two weeks, and after seed maturation in spring next year, immediately carrying out sowing. The novel Aucuba chinensis hybrid obtained by the crossbreeding method has obvious hybrid characteristics.

The invention discloses a corn cross pollination method. The method comprises the following steps: detasseling a corn female parent, and cutting 2-7cm of top ends of female spikes before silks reel off from the female spikes; correspondingly bagging the female spikes of the female parent and the male spikes of a male parent; cutting the male spikes of the male parent of the corn 12-24h before pollen dispersing of the male spikes of the male parent of the corn, collecting pollen from the male spikes after pollen dispersing, drying and freezing the pollen; unfreezing the frozen pollen before pollination, and then performing the first and second hand corn cross pollination based on different silk reeling off degrees of the male parent of the corn. With the adoption of the pollination method,the problem that the flowering time is not met due to the weather can be prevented; the pollination demand of the female parent of the corn can be met; a pollen increasing agent and pure corn pollen are mixed and sprayed for pollination, so that the quantity of used pure pollen is decreased, and as a result, the quantity of planted cross corn male parents can be decreased; the corn product obtained with the pollination method is high in maturing rate; the corn seeds are high in hundred-grain weight; the stem empty rate is low; and the improvements on economic benefits of corn planting are facilitated.

The invention discloses a special cultivation substrate for paddy rice. The special cultivation substrate comprises a treatment substrate, a growth substrate, a flowering stage substrate applied at a flowering stage of the paddy rice and a grain filling substrate applied at a grain filling stage of the paddy rice; the treatment substrate contains 7-10 parts (by weight) of bentonite, 3-6 parts (by weight) of plant ash, 3-5 parts (by weight) of perlite, 8-15 parts (by weight) of digested effluent and 5-12 parts (by weight) of herba houttuyniae extract; and the growth substrate contains 3-16 parts (by weight) of earthworm cast, 56-65 parts (by weight) of biogas residue, 15-20 parts (by weight) of vermiculite, 10-20 parts (by weight) of digested effluent, 5-12 parts (by weight) of rapeseed cakes, 5-15 parts (by weight) of assistant fertilizer, 5-15 parts (by weight) of chitooligosaccharides, 5-10 parts (by weight) of sugar alcohol and 1-2 parts (by weight) of additive. According to the substrate provided by the invention, the pertinency is high, targeted fertilization for each growing stage is carried out, the growth of the paddy rice can be accelerated, the resistance of the paddy rice can be improved, a cycle of germination and a cycle from germination to flowering can be shortened, and the flowering stage and a fruiting stage can be prolonged; and the flowering stage substrate and the assistant fertilizer are applied at the flowering stage, so that the success rate of pollination can be increased, the yield is increased, and rice grains are more plump.

The invention relates to the technical field of agricultural cultivation, and relates to an eggplant planting method with biogas slurry as a fertilizer source. The method comprises the steps of (1) seed pre-treatment, (2) germination promotion, (3) seedling hardening, (4) seedling transplanting, (5) top dressing, and (6) harvesting. In the step (4), hardened eggplant seedlings are transplanted into a cultivation substrate. In the step (5), when the eggplant seedlings reach a flowering period, a flowering fertilizer is applied to the eggplants; and a foliar fertilizer is sprayed. The method has the following advantages: the planting method provided by the invention is highly targeting; targeting fertilization is carried out in various growth periods; with a combination of fertilization, seed treatment and seedling hardening, eggplant growth can be accelerated, eggplant stress resistance can be improved, and a germination period and a period from germination to flowering can be shortened. With the method, the flowering period and a fruiting period are prolonged. The flowering fertilizer and the foliar fertilizer are applied during the flowering period, such that pollination success rate can be improved, yield can be improved, and eggplant quality can be improved.

The invention discloses a liquid pollination agent for early-maturing red pears.The liquid pollination agent comprises, by weight, 500-700 parts of cane sugar, 3-7 parts of potassium dihydrogen phosphate, 2-5 parts of calcium nitrate, 2-3 parts of amino acid chelate, 1.2-2.4 parts of guar gum, 0.3-1 parts of ethylene diamine tetraacetic acid, 1-2 parts of pear pollen particles, 1-2 parts of boric acid, 1-2 parts of multi-vitamin and 2000-2400 parts of water.The components and the preparation method of the liquid pollination agent are improved greatly as compared with those of the prior art.Compared with other pollination agents and pollination methods, the liquid pollination agent has the advantages that the liquid pollination agent is quick in action, high in pollination rate, low in production and labor cost and good in popularization value, and influence of natural environment conditions on the liquid pollination agent is low.

The invention relates to a hybridization breeding method of Chinese chestnuts, belonging to the technical field of hybridization breeding. The hybridization breeding method is characterized by comprising the following steps: when male parent flowers are in full-bloom stage, collecting male inflorescence of male parents at the time of 10:00-13:00; air-drying the collected male inflorescence until yellow pollen is scattered in dithering, for later use; when the female flower studs of female parents are reversely wound by 45 degrees, selecting sunny days, taking 3-5 air-dried male inflorescence at 7:00-9:00 AM. and flipping the male inflorescence so that pollen is scattered onto the female flower studs. The variety of pollen from male inflorescence collected at 10:00-13:00 is good, the pollination success rate can be effectively increased, and the hybridization success rate can be further provided; the collected and air-dried pollen can be directly used for pollination, without the first collection on pollen in the inflorescence, so that the operating steps can be simplified, the pollination can be completed without use of a pollination tool, and the pollination success rate cannot be reduced.

The invention provides a method for planting kiwifruit. The method comprises the steps: soil selection and preparation, grafting, pollinating, pruning, water and fertilizer management, fruit thinningand bagging. Before planting is performed, deep tillage and soil improvement are performed, so that reduction of soil cohesiveness and improvement of soil permeability, and the growth of fruit trees is promoted from the growing environment; through matched application of root fertilization and foliar fertilizer and synergistic effects, the resistance and nutrient absorption capacity are improved,and promotion of prolonging of the harvest period and improvement of the fruit quality are achieved.

The invention discloses a cross breeding method of a cyclamen. The cross breeding method comprises the following steps of obtaining accurate pollen collection time and pollination period through measuring the stigma receptivity and pollen viability of the cyclamen, wherein a female parent has the highest the stigma receptivity after flowering for 4 to 5 days, petals forward gather together until just unfolding, an anther and a style of the anther downwards grow, the pedals and sepals upwards grow, pollen is true yellow, and a male parent similarly has higher pollen viability when flowering for4 to 5 days; collecting the pollen of the male parent flowering for 4 to 5 days, and pollinating a stigma of the female parent flowering for 4 to 5 days, wherein a fruit matures after 5 months; picking the fruit, collecting a seed and storing. According the cross breeding method, the optimal collection period of the pollen and the optimal receptive period of the stigma are accurately judged through a flower blooming state; the optimal pollination time is determined; meanwhile, an emasculation skill is optimized; the pollination success rate is improved; pollination times are reduced; the artificial pollination efficiency of the cyclamen is greatly improved, and a foundation is laid for quickening the germplasm resource innovation and new variety breeding of the cyclamen.

The invention discloses a plant pollination device. The plant pollination device comprises an air blowing device, and is characterized in that an air outlet pipe of the air blowing device is connected with a spray rod, and a spray head is installed on the end part of the spray rod. The spray rod consists of a plurality of short tubes, and the short tubes are sequentially connected with one another. The spray rod is provided with a handle. At least one air outlet is formed in the spray head. The air outlet is in a circular shape or an elongated shape. Compared with the prior art, the plant pollination device is simple in design, convenient to carry, capable of performing the pollination operation in a large-area land, capable of improving the pollination success rate of crops and capable of alleviating the labor intensity.

The invention provides a pitaya pollination technology and a pollination device thereof. The pollination device comprises a strip-shaped handle and a relatively soft hairbrush connected to one end of the handle; the transverse width of the hairbrush is more than 2cm; the hairbrush is produced through feathers on a chicken neck. The pitaya pollination technology comprises the following pollination steps: 1. doing preparation work: disinfecting the pollination device through alcohol; 2. manually pollinating: holding the handle of the pollination device by a hand from 21:00 at night to 6:00 in the morning of the next day; putting the hairbrush into a bloomy flower; aligning to pollen on a stamen of pitaya; after slightly brushing in the direction of a pistil stigma, lifting up and downward swinging the pollination device to enable the stamen pollen on the hairbrush of the pollination device to fall into a hole of the pistil stigma, so as to finish pollination. The pollination device provided by the invention is practical and efficient, can easily stick the pollen and does not damage the flower; when the pollination technology provided by the invention is adopted, the success rate of the pollination technology reaches 99 percent, and the fruiting rate and the fruit yield of the pitaya are improved.

The invention discloses a method for producing Chinese flowering cabbage hybrid seeds, and belongs to the technical field of crossbreeding. The method for producing the Chinese flowering cabbage hybrid seeds comprises the following steps that a Chinese flowering cabbage male parent is sown in two stages, the Chinese flowering cabbage male parent in the first stage and a Chinese flowering cabbage female parent are sown at the same time, and the Chinese flowering cabbage male parent in the second stage is sown after the Chinese flowering cabbage male parent in the first stage is sown for 10-12 days. According to the method for producing the Chinese flowering cabbage hybrid seeds, the flowering phases of the male parent and the female parent of a Chinese flowering cabbage are relatively concentrated, concentrated pollination is facilitated, meanwhile, the number of bent burst and development atrophy of fruit pods is effectively reduced, complete development of the Chinese flowering cabbage seeds is effectively promoted, the quality and the germination rate of the Chinese flowering cabbage hybrid seeds are further improved, and a foundation is provided for planting and popularization of the Chinese flowering cabbage.