36results about How to "Guaranteed seedling rate" patented technology

The invention relates to a Taxus media cuttage method. The Taxus media cottage method is characterized by comprising the following processing steps that a place which is flat, sheltered, sufficient in water source, little in light and convenient to manage is selected to serve as a cuttage land; a cuttage bed is built by bricks on the periphery of the cuttage land, the cuttage bed is higher than the ground, and cuttage ground substances in the cuttage bed are formed by mixing perlite and turfy soil; half-lignification branches which grow in the current year and are on seed trees are collected and manufactured into cuttings, wherein the seed trees are free of plant diseases and insect pests and grow strongly, and complete sections with leaf branches are reserved at the upper portions of the cuttings; the cuttings are inserted into the cuttage ground substances in the density of 5*6cm, the insertion depth is 1/3-1/2 of the length of the cuttings, the cuttings make close contact with the cuttage ground substances, one cutting is watered every time the cutting is inserted, and a plastic arch shed covers the cuttings to shade the cuttings; strict control over moisture management, air humidity management, temperature management and seedling stage management is carried out after cuttage of the cuttings is finished. The rate of cuttage survival can reach 90%.

The invention discloses a greenhouse seedling cultivating method for kalopanax septemlobus seeds.The method comprises steps of seed collecting, seed processing, seed sprouting, sowing, seedling stage management, outplanting and kalopanax septemlobus seedling cultivating.The greenhouse seedling cultivating method is characterized in that for the seed sprouting process, the bottom of a sprouting disc provided with holes at the bottom is loaded with vermiculite which is 5-6 cm deep, the vermiculite is watered with sufficient water, the disinfected seeds are broadcast on the surface of the vermiculite and covered with a layer of vermiculite of 1-1.5 cm, the sprouting disc is covered with a layer of gauze and watered with sufficient water, the sprouting disc is put in a sunlight greenhouse, the greenhouse temperature is controlled to range from 0 DEG C to 25 DEG C under natural lighting, and the sprouting disc containing the seeds is kept wet.According to the greenhouse seedling cultivating method for the kalopanax septemlobus seeds, highly integrated control over the whole seedling cultivation process is achieved, the method is easy to master, the obtained cultivated kalopanax septemlobus seedlings are high in survival rate, and the technology is convenient to popularize and specially suitable for large-scale industrial seedling cultivation.

The invention relates to a light source distribution method and light source parameters for promoting growth of tomato seedlings in winter or lack of light. An application of the method for promotingthe growth of the tomato seedlings in a plant factory includes the aspect of providing artificial light sources for the tomato seedlings during growth to promote the growth of the tomato seedlings. The method has the following beneficial effects: according to the application of the method for promoting the growth of the tomato seedlings in the plant factory, corresponding spectrums suitable for the growth stage are supplemented in the growth process of the tomato seedlings to provide the plant with the most suitable light supplement solution, the method covers the vegetative growth period of solanum lycopersicum from seeding to flower bud appearance, improves the absorption rate and utilization rate of the solanum lycopersicum to light energy, promotes the conversion of electrical energy into biochemical energy of the solanum lycopersicum, ensures the strong seedling rate of the tomato seedlings in winter or lack of light, promotes precocious flowering and improves quality of the seedlings.

The invention discloses a culture method for thesium chinense tissue culture vessel seedlings. The culture method includes the steps that tender and strong branch blades of wild thesium chinense plants in spring are selected as explants, a callus tissue induction medium is inoculated with the explants to generate callus tissue through culture and induction, and after 3 weeks, the callus tissue generated through induction is transferred to a fresh culture medium to be subcultured; the callus tissue obtained through subculturing is proliferated in a light culture differentiation mode to the 30th day, and an MS solid culture medium is used for induction culture for 15-20 days to obtain the thesium chinense root-free seedlings; the induced root-free seedlings are cut into single seedlings, a proliferation culture medium is inoculated with the single seedlings, and the proliferation coefficient is 8.5 by means of 26-day culture. The thesium chinense root-free seedlings obtained through rapid proliferation are thin and need strong seedling culture, after strong seedling culture is conducted for 15 days, blades are thickened and widened, stems are thickened, the seedlings are strong and normal in color, the culture medium attached to the stem base is washed away, and the seedlings are spread and cooled for 3 days to serve as kaempferol extract raw materials. The culture method has the advantages of being high in proliferation speed, short in production cycle and capable of realizing large-scale production, being not limited by seasons, achieving continuous production and not occupying cultivated land.

The invention discloses an early sowing method for the rice field milk vetch. The early sowing method for the rice field milk vetch comprises the following steps: a) sowing the milk vetch: in the late rice tillering last stage to the full heading time, sowing the milk vetch with the sowing amount of 2.0-2.5kg per unit of area when the field water content is less than 15%; b) managing field water: after sowing, keeping the field water content at 10-40%, opening a ridge ditch hole to discharge water after the milk-ripe stage of the late rice, ensuring that the field is under the drying state when the rice is harvested, then, harvesting the late rice by the harvester, regulating distance between the header of the harvester and the ground to be 45-55cm when the late rice is harvested, and evenly spreading the accumulated straw in the field after the rice is harvested; and c) ditching a land for growing field crops: after the late rice is harvested, digging a surrounding ditch around the field by a ditcher to ensure that the highest water level of the field does not exceed 0.5cm. The early sowing method for the rice field milk vetch, which is disclosed by the invention, is combined with the necessary farm operation of the rice in the rice growth period when the rice field operation is convenient, and water management is reasonably carried out to simplify the milk vetch sowing.

The invention discloses a rape three-refined plantation method comprising the following steps: S1, finely culturing and strong seedling, selecting a proper seedbed and applying a base fertilizer, sowing 0.5kg/mu on the seedbed, fully germinating and final singling, leaving 100-120 plants in every square meter, and controlling the seedling age at 25-30 days; S2, finely planting and increasing density, transplanting rape strong seedlings to a big field, re-applying base fertilizer in transplanting, mixing the base fertilizer and applying same into a pond or a trench, and controlling the planting density at 8000-8500 plants/mu; S3, refined management, irrigating the rapes in the day when the strong rape seedlings are transplanted, pouring water for many times after transplantation, spraying insecticide, applying fertilizers, wherein the water is fast irrigated and drained, the fertilizers mainly comprise nitrogen, phosphor, potassium and boron fertilizers, and the nitrogen fertilizer application is strictly controlled. The three-refined technology can realize scientific plantation in seedling, transplanting and management levels, thus ensuring each node of the rape production, effectively ensuring rape yield increase, ensuring rape quality, and realizing high yield.

The embodiment of the invention provides a nicotiana tabacum floating seedling raising special-purposed nursing fertilizer and a preparation method thereof, and relates to the field of fertilizer preparation. With the fertilizer, nicotiana tabacum seedbed stage growing condition can be improved, and the production of robust seedlings is ensured. The special-purposed nursing fertilizer comprises the following components, by weight, calculated according to a total nursing fertilizer weight of 1500g: a component I comprising 0.4-0.6g of 6-benzylaminopurine, 0.8-1.5g of forchlorfenuron, 5ml of anhydrous ethanol, and 500ml of distilled water; a component II comprising 400-550g of tenebrio moliter mature larvae powder, 250-300g of an yeast extract, 100-150g of glucose, 28-35g of gellan gum, 10-15g of trehalose, and 28-35g of agar powder; a component III comprising 8-12g of magnesium chloride, 8-12g of potassium chloride, 0.8-1.3g of salicylic acid, 2.5-3.5g of 98% 1,2-butanediol, and 500ml of distilled water; and a component IV comprising 400-500g of deactivated dried soy beans.

The invention discloses a rapid clone breeding method for nursery stocks. The breeding method comprises the following ten steps: step 1, constructing a seedling raising shed; step 2, planning a seedling raising area; step 3, constructing a mist spray irrigation facility; step 4, preparing a matrix; step 5, pretreating the nursery stocks; step 6, trimming cutting slips; step 7, soaking the cuttingslips in a rooting agent; step 8, performing cuttage; step 9, performing disinfection after cuttage; and step 10, performing management after cuttage of the cutting slips. The rapid clone breeding method disclosed by the invention is used for twig cuttage and hardwood cuttage.

The invention discloses a bevel gear-elliptical gear eccentric wheel rocking bar combined-type wide and narrow row spacing transplanting mechanism. In the prior art, seedling taking of a conventional seedling taking and transplanting integrated vegetable pot seedling transplanting mechanism is realized via direct clamping of seedlings, so that seedling roots are damaged; seedling taking and transplanting are realized via two mechanisms, and the mechanisms are complex. Each of the two ends of a center shaft of the bevel gear-elliptical gear eccentric wheel rocking bar combined-type wide and narrow row spacing transplanting mechanism is provided with a first-grade planetary gear train, and the two first-grade planetary gear trains are arranged to be symmetrically; the two ends of each first-grade planetary gear train is connected with a second-grade upper planetary gear train and a second-grade lower planetary gear train; each second-grade upper planetary gear train is provided with an upper transplanting arm, and each second-grade lower planetary gear train is provided with a lower transplanting arm; each first-grade planetary gear train comprises a first-grade gear case, a center elliptical gear, a first-grade upper planetary elliptical gear, a first-grade lower planetary elliptical gear, a first-grade upper planetary shaft, a first-grade lower planetary shaft, an upper eccentric wheel, an upper connecting rod, an upper rocking bar, a lower eccentric wheel, a lower connecting rod, and a lower rocking bar. The bevel gear-elliptical gear eccentric wheel rocking bar combined-type wide and narrow row spacing transplanting mechanism can be used for realizing in-pot soil-taking-type seedling taking, and in seedling taking period, translational motion of seedling claws is maintained, so that pot soil completeness is maintained as far as possible.

The invention relates to a temperature and water level control system of a rice seed soaking and germination accelerating box, and belongs to the technical field of electricity. The system comprises a master control module, an NRF24L01 module, a keyboard circuit, a CD4501 module, an 8-path temperature sensor output module, a water level sensor module, an LCD circuit, a storage circuit, an acousto-optic alarm circuit, a motor driving circuit and a calendar clock circuit, and is characterized in that the input end of the master control module is connected with the NRF24L01 module, the keyboard circuit, the CD4501 module and the 8-path temperature sensor output module, and an output port of the master control module is connected with the LCD circuit, the storage circuit, the acousto-optic alarm circuit, the motor driving circuit and the calendar clock circuit. The temperature and water level control system of the rice seed soaking and germination accelerating box is time saving and labor saving.

The invention belongs to the technical field of blanket type seedling raising, and discloses a tobacco two-section type fixed-point and fixed-plant blanket type seedling raising method which comprises the following steps: designing and determining the position of a seed hole for seedling raising and sowing by adopting a fixed-point seedling raising mode according to the operation parameters of a planting type transplanter; after tobacco seedlings are sown and before root systems start to be horizontally coiled, seedling trays are placed in water receiving trays, or the seedling trays are placed in seedling compartments, and plastic cloth is laid at the bottoms of the seedling compartments to prevent water added into the seedling compartments from permeating; when the seedling age is about 25-30 days and the root system at the bottom of the substrate starts to be horizontally coiled, the seedling tray is placed on a seedbed above the ground, the seedbed is 80-100 cm above the ground, and a bed board is hollowed out, so that the bottom of the seedling tray is transparent, water and water are not stored at the bottom of the seedling tray, and air permeability is kept; seedling type management: after the tobacco seedlings emerge uniformly (cotyledons are completely expanded), thinning is performed for the first time, redundant weak seedlings in a seedling tray are removed, one plant is fixed in each hole, if a missing plant exists in the seedling tray, temporary planting and seedling filling are performed when the second to third true leaves of the tobacco seedlings are born, namely in a large cross period, and it is ensured that the seedling tray does not have the missing plant.