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105results about How to "The uniformity of germination is improved" patented technology

Rice dry land pit type seedling culture method

The invention discloses a rice dry land pit type seedling culture method, which sequentially comprises seven operation steps of seedling bed selection, soil preparation and compartment forming, seedling bed fertilization and sterilization, seed treatment, seeding, weeding and film covering, and seedling bed management. In the soil preparation and compartment forming step, the compartment opening is carried out according to the compartment length being 1.8m and the compartment width being 1.2 to 1.3m, the width of a passage is 0.5 to 0.6m, the passage is 6 to 10cm higher than the compartment surface, and a water pumping mode can be adopted for irrigating the seedling bed. Compared with a compartment furrow type seedling culture method that the seedling bed can be irrigated only through the manual water carrying, the rice dry land pit type seedling culture method has the advantages that the work intensity of farmers is greatly reduced, meanwhile, the seedling culture method of firstly seeding and then watering is adopted during the seedling, the moisture preservation effect is good, and the sufficient saturation of the seedling bed soil moisture content can be realized through the water pumping irrigation, so the rice seeds sufficiently absorb moisture, the moisture requirement of the rice seeds after the seeding is ensured, the early and fast seedling emerging of the seeds is promoted, and the seedling emerging rate and the seedling emerging regularity of the rice seedlings are improved.
Owner:RICE & SORGHUM INST SICHUAN ACAD OF AGRI SCI

Method for accelerating germination of paris polyphylla seeds

The invention discloses a method for accelerating germination of paris polyphylla seeds. The method comprises the following steps: step one, taking paris polyphylla seeds and soaking the paris polyphylla seeds in a gibberellin solution in mass-volume concentration of 0.1-0.5% at the temperature of 20-30 DEG C; step two, carrying out ultrasonic treatment on the paris polyphylla seeds soaked by gibberellins; step three, carrying out dehydration treatment on the paris polyphylla seeds subjected to ultrasonic treatment; and step four, carrying out fluctuating-temperature stratification treatment on the paris polyphylla seeds subjected to the dehydration treatment: firstly carrying out stratification on the paris polyphylla seeds for a period of time under the constant-temperature condition at the temperature of 5 DEG C, then carrying out stratification on the paris polyphylla seeds for a period of time under the constant-temperature condition at the temperature of 25 DEG C, and finally carrying out stratification of the paris polyphylla seeds for a period of time under the constant-temperature condition at the temperature of 5 DEG C. According to the method, the germination rate of the paris polyphylla seeds after one month is 24%; the germination rate of the paris polyphylla seeds after two months is 86%; the uniformity of the emerged seedlings is high; the number of normal seedlings accounts for 95% of the number of germinated seeds; the quality of the paris polyphylla seedlings is greatly improved.
Owner:GUANGXI BOTANICAL GARDEN OF MEDICINAL PLANTS

Aeration treating method of tobacco floating seedling

The invention discloses an aeration treating method of tobacco floating seedling. The aeration treating method comprises the following steps of: before seeding and panning, mixing calcium peroxide with matrix according to the using amount of 150.0 to 450.0g / m<3> evenly, adding the calcium peroxide with the concentration of 0.09 to 0.27g / L into pond culture solution when the second true leaf and the sixth true leaf respectively grow out of the tobacco seedling, and other operations are respectively conventional technique. The aeration treating method can solve the hypoxic stress of floating seedling to tobacco seedling, improve the environment for the sprouting of tobacco seeds and growing of the root system of the tobacco seedling, improve the uniformity of seedling emergence, strengthen the activity of the root system of the tobacco seedling, enhance the growth of the tobacco seedling, improve the quality of the tobacco seedling, and is beneficial to culturing disease-free strong tobacco seedlings. The tobacco seedling cultured by adopting the method has the advantages of short seedling emergence time, high transplanting survival rate, strong field growth potential and the like. The invention has simple and convenient operation, low cost and good application prospect.
Owner:YUNNAN ACAD OF TOBACCO AGRI SCI +1

Method for promoting snake gourd seed germination

InactiveCN106105483ASprout quality improvedQuality improvementSeed immunisationSurface moistureAlcohol
The invention discloses a method for promoting the germination of Trichosanthes seeds, which comprises the following steps: (1) when the peel color of Trichosanthes fruit changes from green to yellow, the Trichosanthes fruit is collected, and the collected Trichosanthes fruit is soaked in tap water for 15 hours , rub the pulp, then soak the Trichosanthes seeds in tap water for 10-12 hours, discard the seeds floating on the water surface, fish out the seeds that sink to the bottom of the water, and dry them in a ventilated place indoors for 2-3 hours; (2) Dry the above-mentioned seeds in the shade The obtained Trichosanthes seeds were placed in an ultra-clean workbench, and the surface moisture was blotted with anhydrous filter paper, then soaked in 75% alcohol for 5 minutes, and then rinsed repeatedly with sterile water for 3-5 times until no alcohol remained on the surface of Trichosanthes seeds. Soak and disinfect with 0.5% copper sulfate solution for 15-20min, then rinse repeatedly with sterile water for 3-5 times until no copper sulfate solution remains on the surface of Trichosanthes seeds; (3) place the above-mentioned treated seeds on double-layer filter paper Then put them into a constant temperature seed germination box at 28°C, and the constant temperature germination process will take 5‑7 days.
Owner:QIANSHAN YOUYU TRICHOSANTHES KIRILOWII MAXIM DEV CO LTD

Rice nitrogen fertilizer decrement backward moving cultivation method

ActiveCN109997636AReduce nitrogen fertilizer useIncrease rice yieldFertilising methodsRice cultivationNitrogen fertilizerSite management
The invention discloses a rice nitrogen fertilizer decrement backward moving cultivation method, relates to the technical field of rice cultivation. The rice nitrogen fertilizer decrement backward moving cultivation method comprises the steps of carrying out field management of controlling diseases, pests and weed; transplanting rice seedlings obtained by dark room seedling raising treatment intoa field block which is subjected to soaking with irrigation water and ploughing and soil preparation treatment to obtain a rice field for rice planting; carrying out fertilization treatment on the rice field, wherein a nitrogen fertilizer is not used as a base fertilizer or a tillering fertilizer; and irrigating a small amount of water in the rice field and enabling the rice field to be dry naturally, and carrying out cyclic irrigation treatment of stopping irrigation for a week before harvesting to obtain ripe rice. The rice nitrogen fertilizer decrement backward moving cultivation method hasthe characteristics that the nitrogen fertilizer consumption is low, the rice yield is high, the nitrogen fertilizer is not applied to the rice in a base fertilizer and tillering period, the nitrogenfertilizer consumption is reduced, furthermore, the nitrogen fertilizer utilization rate is improved, the labor investment is reduced, the method is simple, and the cost is low; and more importantly,the influence on the environment is reduced to a maximum extent, the effect is remarkable, and the universality is wide.
Owner:FOOD CROPS RES INST YUNNAN ACADEMY OF AGRI SCI

Method for cultivating potted calendula officinalis flowering during Spring festival

The invention relates to a method for cultivating potted calendula officinalis flowering during Spring festival. Short early-maturing varieties with good ornamental value are selected, and backward seeding time is adopted; a seedling culturing matrix is disinfected, and the pH value of the matrix is regulated to improve the seedling uniformity degree; seeds are sowed after being soaked; the light and the temperature are regulated, growth hormone is sprayed for dwarfing treatment, and high seedlings are reduced; after topping is carried out, watering and nitrogenous fertilizer dressing are combined to promote branching; nutrient soil is adopted to increase phosphorus and boron during potting, and flower bud differentiation is promoted; secondary topping is carried out, growth hormone and leaf fertilizer are sprayed, the number of flowering and flower diameters are increased, the plant height is controlled, stem diameters are increased, lodging is prevented, other measures are taken, the flowering phase of the calendula officinalis is advanced to the Spring festival, and the calendula officinalis becomes a festival flower and beautifies the home and the urban environment in a potted flower form; the income of flower growers is greatly increased.
Owner:江苏东方绿洲环境建设有限公司

Seedling raising method for sowing alpine-region oil paeonia rockii fresh seeds and covering seeds with black film

The invention relates to a seedling raising method for sowing alpine-region oil paeonia rockii fresh seeds and covering the seeds with a black film. The seedling raising method comprises the following steps: (1) picking seeds, namely in an alpine region with elevation of 1800-2500m, immediately picking yellow paeonia rockii follicle pods in the middle of August to obtain fresh pods; (2) furrowing and ridging, namely furrowing when the soil humidity is 60%-70%; (3) processing seeds, namely putting the fresh pods in a shade place for 1-2 days, removing the husks of the seeds when the pod skin is slightly softened, and cleaning the seeds with water to obtain processed seeds; (4) sowing, namely directly sowing the processed seeds in a large field, covering soil after sowing, lightly suppressing, and covering the seeds with the black film; (5) managing after sowing, namely from the last ten-day of March to the first ten-day of April in the next year, removing the black film when the ground temperature is 10 DEG C and above, shallowly tilling surface oil, weeding and sterilizing when the seedlings are 3-8cm and have three leaves in the last ten-day of May, and hoeing and loosing soil, watering, controlling plant diseases and insect pests, and heaping soil through the winter according to conventional methods. According to the seedling raising method disclosed by the invention, the cost can be effectively reduced and the emergence rate can be increased.
Owner:临夏州振华牡丹园艺科技有限责任公司

Rapid and efficient radix bupleuri seedling culturing method

The invention discloses a rapid and efficient radix bupleuri seedling culturing method. Peat soil and river sand are mixed to prepare a nutritional matrix; after impurities of seeds and poor-quality seeds are removed, the seeds are sowed in a nutrition pot to culture seedlings; the nutrition pot with the seeds is put into a tray; and soil moisture regulation and control are carried out by adopting a permeation and watering manner; and after young seedlings grow and have 3-5 leaves, the seedlings are transplanted in a large field. The loose peat soil and the river sand are mixed to prepare the matrix, and the seedlings are cultured through the nutrition pot; the soil moisture regulation and control are carried out by adopting the permeation and watering manner; and the seedlings are transplanted in the large field after the young seedlings grow and have 3-5 leaves; according to the nutrition pot seedling culture, temperature and humidity of the small environment around the radix bupleuri seeds are controlled so that the germination rate of the seeds and the germination uniformity are improved; radix bupleuri seedlings needed by large-field production can be cultured in a small area, and radix bupleuri roots are not easily damaged in a transplanting process when the loose soil matrix is used so that the transplanting survival rate of the seedlings is guaranteed; and furthermore, the manpower and material resources for weeding at the early period of the growth of radix bupleuri can be reduced, and the pesticide effect residue caused by the utilization of herbicides can be reduced.
Owner:SOUTHWEAT UNIV OF SCI & TECH

Special fertilizer set for corn root zone drip irrigation regulation, and application method thereof

The invention relates to a special fertilizer set for corn root zone drip irrigation regulation, and an application method thereof. The corn root zone fertilizer set comprises a seedling emergence fertilizer, a jointing stage fertilizer, a middle growth stage fertilizer and a late growth stage fertilizer, wherein the jointing stage fertilizer comprises an easily immobilized fertilizer set I and an easily migrated fertilizer set I, the middle growth stage fertilizer comprises an easily immobilized fertilizer set II and an easily migrated fertilizer set II, and the late growth stage fertilizer comprises an easily immobilized fertilizer set III and an easily migrated fertilizer set III. The fertilizer is divided into the easily immobilized fertilizer sets and the easily migrated fertilizer sets, wherein the content of the phosphorus element in the easily immobilized fertilizer sets is high, and the content of the nitrogen element in the easily migrated fertilizer sets is high. The ratio and the applying sequence of the easily immobilized fertilizer sets and the easily migrated fertilizer sets are adjusted to make nitrogen, phosphorus and potassium uniformly distributed in the corn root zone, promote the nitrogen, phosphorus and potassium absorption and utilization of the corn root zone, facilitate the configuration of the corn root and realize lodging resistance.
Owner:XINJIANG ACADEMY OF AGRI & RECLAMATION SCI
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