902results about How to "Improve seedling rate" patented technology

The invention relates to a Paris polyphylla var. yunnanensis scale seedling culturing method. The method comprises the following steps of: selecting Paris polyphylla var. yunnanensis plants more than 10 years old and reserving seeds for planting; collecting mature seeds; washing the collected seeds to remove episperm; spreading and drying the seeds in a shade and ventilating place within 12 hours, wherein a temperature is maintained and an accumulation thickness is less than or equal to 6 cm; spreading the seeds uniformly and drying; filling the seeds into a ventilating container; storing the container in a shade environment with a suitable temperature, wherein the storage time is no more than 2 months; clearing impurities and residues in a seedling culturing field; fertilizing decayed farm manure and calcium superphosphate; plowing and raking soil; forming a furrow; spreading humus soil on the furrow surface; flatting the furrow surface; sowing in early June next year; taking the stored seeds, and after sterilizing, broadcasting the seeds uniformly according to the thickness of sowing; earthing after broadcasting; covering mantle on the furrow surface; irrigating sufficiently and performing seedling management. A method for drying the seeds of the Paris polyphylla var. yunnanensis in shade in an environment without direct sunlight is adopted, the dormancy of the seeds of the Paris polyphylla var. yunnanensis is broken, and the scale production of Paris polyphylla var. yunnanensis seedlings is realized, so that germchit guarantee is provided for large-area popularization and cultivation of the Paris polyphylla var. yunnanensis. The method has the characteristics of simple and easily-learned operation, high survival rate of germchit, low production cost, healthy and strong germchit, stable and reliable technology, high repeatability, and capacity of effectively solving the problem of scale seedling cultivation of the Paris polyphylla var. yunnanensis.

The invention discloses a method for growing watermelons. The method includes the steps of processing seeds and accelerating germination, sowing and raising seedlings, applying base fertilizer on the whole land, transplanting the seedlings, performing field management, harvesting and the like. The method for growing watermelons is easy to operate, convenient to manage, good in growth vigor of watermelons, high in disease resistance, uniform in result nature and high in yield, the yield per mu can reach 4000 kg to 5000 kg, the watermelons are large, good in quality, high in sugar content, bright in flesh color, delicate in flesh and high in water content and commodity value, and therefore the method has great significance for increasing income of melon farmers.

The invention discloses a multifunctional composite seed coating agent, which is a crop seed treatment agent prepared by mixing active ingredients such as pesticides, fertilizers, plant growth regulators and the like with inactive ingredients such as film forming agents, emulsifying agents, dispersing agents, anti-freezing agents, defoaming agents, antiseptic agents, PH value regulators, pigments and the like. The invention not only can effectively prevent and control plant diseases and insect pests in the seedling stage but also can promote and control seedling growth, ensures that seedlings grow regularly and luxuriantly with multiple tillers, and obviously improves the seedling survival rate. The traditional method can be used for soaking coated seeds in flowing water to accelerate germination for carrying out water breeding, dry breeding or direct seeding, and the coated seeds can be stored safely.

The invention belongs to the technical field of plant seedling culture, and discloses a seedling growing method for oil expression peony seeds. The method comprises measures of collection and processing of the oil expression peony seeds, seed storage, seedbed preparation, sowing and seedling raising, management after transplantation, and the like. Compared with the prior art, the method has the advantages that the seed processing time is short, the seed processing method is simple, the emergence of seedlings is tidy, the emergence rate is high, the seedling survival rate is high, the seedling raising cost is low, no season influence of transplantation after seedling survival exists and the like.

A method for directly seedling dendrobe seedlings by using a plastic greenhouse comprises the following steps: constructing a greenhouse; making a seedling bed; preparing a base material and performing sterilization, which can be realized by mixing pine barks and sheep manure, filtering the pine barks and the sheep manure through a screen after completely fermenting the pine barks and the sheep manure, soaking the pine barks and the sheep manure by using carbendazim, spreading the pine barks and the sheep manure on the seedling bed, placing the pine barks and the sheep manure on the seedling bed for 5-10 days, and controlling the water content; inoculating the symbiotic bacteria, which can be realized by taking a two years old base material of the dendrobe and uniformly scattering the two years old substrate on the seedling bed on which a new substrate is laid; pre-treating seeds, which can be realized by completely moisturizing the seeds by using sterile water containing naphthyl acetic acid; sterilizing the seeds in the greenhouse, which can be realized by fumigating every cubic meter of seeds by using 4 g mushroom protector, fumigating the seeds for one time before sowing, and fumigating the seeds every half a month in the future; scattering, which can be realized by after the seeds are scattered and before the seedlings are transplanted, controlling temperature in the greenhouse, water content of the seedling bed and air humidity, treating the seeds by weak lights within the first month of the scattering, and gradually enhancing illumination after budding; managing water, fertilizers and diseases of the seedlings; and transplanting the seedlings. The method for directly seedling the dendrobe seedlings by using the plastic greenhouse, provided by the invention has the advantages that as the dendrobe are transplanted after directly becoming to the seedlings, the seedling breeding cost is effectively reduced, the seedling rate of the seeds is more than 90 percent, and the transplanting survival rate of the seedlings is 100 percent.

The invention relates to a seed coating agent and coated seeds for desert control and aerial seeding, and a preparation method of the agent. The seeding coating agent mainly comprises an inner layer coating agent, a middle layer coating agent and an outer layer coating agent. As the coating method provided by the invention adopts a layered coating technology, not only is the mutual influence among different ingredients of the coating agent alleviated, but also the difficulty caused by the swelling and the adhesion of a water retaining agent which absorbs water in a coating process is avoided; special drying equipment is not needed after the coating is finished, so that the dependence of a traditional coating operation on the drying equipment is avoided; a repellent for birds, rabbits, mice and the like is added to the coating agent, so that the seeds are protected from being eaten while no harm is caused to the environment; and the coated seeds have a high germination rate and can take root rapidly under the action of the water retaining agent and nutrients, so that the seeds for desert control and aerial seeding are promoted to germinate and grow rapidly, and the survival rate of seedlings is remarkably improved.

The invention discloses a fast efficient propagation method of Paris polyphylla. The fast efficient propagation method of Paris polyphylla includes: selecting and treating propagating materials; inducing latent buds to germinate by stratification; and managing seedling propagation and production. The fast efficient propagation method of Paris polyphylla has the advantages that seedling growth is fast, propagation coefficient is high, and seedling quality is high. The latent buds are induced to germinate by inhibiting apical dominance without damaging completeness of rhizomes, stem cutting for seedling separation is performed according to germinating latent bud spots, and accordingly many latent buds germinate, and many separate seedlings are grown. Seedling rate is one to two times higher than that in the traditional way that segmental cutting is performed prior to inducing the latent buds to germinate. When the latent buds are induced to germinate, the rhizomes are not damaged. Therefore, seedlings from the latent buds are robust. By sterilization and seed soaking prior to seedling raising after cutting and seedling separation, strong seedlings are easy to obtain and survive easily after planted in fields.

The invention discloses a vegetable and fruit biological activity seedling culture matrix as well as a preparation method and application of the vegetable and fruit biological activity seedling culture matrix. The vegetable and fruit biological activity seedling culture matrix is prepared by adding auxiliary ingredients such as excrements of plant-eating animals, soil ash or coal slag, peat, a slow-release fertilizer, a calcium-magnesium phosphate fertilizer, medium trace elements and a microbial agent into papermaking wastewater serving as a main ingredient. The matrix is soft, loose, ventilating, water-saving and drought-resisting. The matrix for culturing vegetable and fruit seedlings can achieve the effects of high seedling emerge speed, short seedling age, seedling strengthening, quality improvement, root activity enhancement, disease resistance and improvement on seedling emerge rate and seedling rate; furthermore, the vegetable and fruit biological activity seedling culture matrix is convenient to transplant; the slow seedling period is short; stable yield and high yield of vegetables and fruits are guaranteed.

Disclosed is a walnut which is an important dry fruit tree in China and has rather high economical and nutritive value and broad medical and health functions. The walnuts are widely distributed in China, however, the process of variety improvement is rather slow, the invention provides a walnut scion disinfection and mulching film moisture retention shading grafting method with simple operation and high survival rate for overcoming defects and shortages of the prior art. The invention has the technical proposals of walnut scion disinfection-cutting back and engraftment-rootstock treatment-cuttage tongue grafting-mulching film moisture retention-shading treatment-automatic scion bud bursting from the membrane. The invention has advantages of simple operation, short inoculation time, high seedling rate, high survival rate of over 90 percent, simple method, stable effects, more mature fine variety breeding technique of walnut and wide promotion and application areas compared with a plurality of current grafting methods.

The invention discloses a moisture-conservation-free under-film trickle irrigation transplanting method for tobacco seedlings. The moisture-conservation-free under-film trickle irrigation transplanting method for the tobacco seedlings comprises the following steps: (1) land preparation and ridging; (2) trickle irrigation equipment spreading; (3) film mulching; (4) fertilization prior to transplantation; (5) trickle irrigation during transplantation and (6) management after transplantation. The moisture-conservation-free under-film trickle irrigation transplanting method has the advantages that the problems that the soil moisture content is low at a transplanting period of tobacco regions during spring drought, and the tobacco seedlings cannot be transplanted normally; a trickle irrigationmethod is adopted, and the water consumption is saved by over 70% compared with watering; manual water-carrying irrigation is avoided, and labor intensity and labor input are reduced; the seedling survival rate of the tobacco seedlings is improved by over 30% compared with conventional climate conditions; the fertilizer utilization rate is improved, the N fertilizer utilization rate is improved to over 40% from about conventional 30%, and the fertilizer applying amount is reduced; the yield and the quality of tobaccos are improved, the yield and the output value of the tobaccos are improved by over 20%, the content of nicotine on the middle upper portions of the tobaccos is remarkably reduced, the content of potassium ions of the tobaccos is improved, and the quality of the tobaccos is improved. The moisture-conservation-free under-film trickle irrigation transplanting method is suitable for tobacco seedling transplantation during the spring drought period.

The present invention is one kind of composite red sand material and its preparation. The composite red sand material capable of being sintered at temperature as low as 950 deg.c consists of red sand 50-85 wt%, feldspar 1.5-5 wt%, calcium carbonate 2.5-5 wt%, active carbon 1-10 wt%, and tourmaline 10-30 wt%. The preparation process includes the steps of: crushing and grinding, mixing to form slurry, drying, sintering, crushing, forming and secondary sintering. The composite red sand material may be used in treating water to make water smaller in molecular group, pH value in about 7.4 or weak alkalinity, lower in oxidation and reduction potential and harmful impurity eliminated; has special biological effects of transmitting information via cells, etc. and can improve quality of water for human body, animal and crop.

The invention belongs to the technical field of plant cultivation, and relates to a plant cultivation method, in particular to a cultivation method of broccoli. According to the greenhouse broccoli high-yield and high-efficiency cultivation technology, the disease resistant, medium-maturing and late-maturing broccoli with the long picking time is selected, seeds are sown, germination acceleration and poikilothermic treatment are carried out on the seeds, main root tips are cut off, growth of lateral roots are facilitated, and the seeds are cultivated in an open-mouthed rectangular container; meanwhile, by means of a nutrient solution, the seedling stage quality is good, the leaf color is dark green, the sound seedling index reaches more than 99%, planting is carried out when the seedling age is about 30 days, the seedling slowing time is short, the growth is fast, the ultimate capacity is high, the quality is good, the temperature inside a greenhouse can be adjusted by opening or closing large and small greenhouse thin films from the initial budding stage to the harvesting process of the broccoli particularly in autumn and winter which are low-temperature seasons, higher economic benefits can be obtained after the broccoli appears on the market before or after a festival, meanwhile, the quality of the broccoli is improved, the yield per mu can reach more than a ten thousand yuan, and the standardized pollution-free greenhouse cultivation is achieved.

The invention relates to a cultivation method of alfalfa. The cultivation method includes the steps: in the land selection step, a plot with deep, thick and loose soil and less prone to waterlogging is selected, the plot is tilled, crop rotation is performed, gramineous crops or root crops are planted as previous crops as required, and continuous cropping of leguminous crops as precious crops is forbidden; in the land preparation step, 28cm deep cultivation is performed after the previous crops are harvested, the surface is leveled in time, weeds are removed, raking, leveling and compacting are performed, and moisture preservation and water storage are performed; in the base fertilizer application step, organic fertilizer special for alfalfa is used, and 20kg-25kg of the organic fertilizer is applied per mu as base fertilizer; in the variety selection step, AiFeiNiTe alfalfa is selected; in the seed treatment step, seeds are cleaned and aired for 2-3 days before sowing and are then soaked in seed soaking agent and subjected to nodule bacteria inoculation.

This invention involves a functional purple-sand pottery and preparation methods. According to weight its use following raw materials: 70-90% purple-sand, diatomite 2.5-7%, CaCO3 2.5-5%, shell power 3-8 %, 2-10% tourmaline; first smash and grind the purple sand, mixed as slurry, then use post-treat methods to coat the slurry on the surface of pottery about 0.5 to 1.5mm, naturally dry, 800 ~ 950 deg sintering. The water treated by functional purple-sand pottery has changed molecules more small; about pH 7.4, is weakly alkaline water; remove harmful substances; function purple-sand pottery can change the molecular structure of water and energy resonance characteristics. The activated and shaped drinking water has special biological effects that can pass through the cell to send information, enhance biological dynamic.

The invention relates to a floating two-stage osmunda japonica spore growing method. The floating two-stage osmunda japonica spore growing method is characterized in that the floating two-stage osmunda japonica spore growing method includes the following operation steps: (a) building of a seedling-growing greenhouse; (b) arrangement of floating water ponds; (c) making of floating trays; (d) loading and seeding; (e) post-seeding management; (f) preparation of a transplantation room and a temporary seedbed for two-stage seedlings; (g) temporary planting; (h) seedbed management. The floating two-stage osmunda japonica spore growing method has the advantages that the labor intensity is decreased, and the management is convenient; the seedling-growing period is shortened, so that seedlings can be transplanted into large fields from the nursery earlier; large-scale popularization and the progress of osmunda japonica industrialization are benefitted; and wild resources are protected.

The invention relates to a seedling nutritional medium, which is prepared by mixing peat soil, perlite, vermiculite, sand and deep glutinous clay. When the seedling nutritional medium is used for culturing seedlings, the seedling nutritional medium can effectively promote rooting and growth of the seedlings and improve the rooting rate and the seedling rate of the seedlings so as to raise economic benefit.

The invention discloses a tissue culture and rapid propagation method for kadsura coccinea. The method includes the step A of selection and processing of explants, the step B of induction of explants, the step C of browning prevention processing of calluses, the step D of differentiation of calluses, the step E of subculture multiplication culture, the step F of strong seedling culture, the step G of rooting culture and the step H of seedling hardening and transplanting, wherein in the step A, young and tender leaves close to tips of kadsura coccinea stems are taken and disinfected to obtain sterile explants. By means of the method, the browning rate of explants of kadsura coccinea is controlled at 7% or below, the rooting rate reaches 95%, and the seedling formation rate reaches 97% or above.