43484 results about "Seedling" patented technology

The present invention relates to isolated nucleic acid molecules and their corresponding encoded polypeptides able confer the trait of modulated plant size, vegetative growth, organ number, plant architecture, sterility or seedling lethality in plants. The present invention further relates to the use of these nucleic acid molecules and polypeptides in making transgenic plants, plant cells, plant materials or seeds of a plant having such modulated growth or phenotype characteristics that are altered with respect to wild type plants grown under similar conditions.

The invention belongs to plant nutritious soil and a preparation method thereof and particularly relates to flower nutritious soil and a preparation method thereof. The flower nutritious soil contains the components of biomass water-retaining agent, turf, sapropel, black soil, corn straw, perlite, meerschaum, deer feces, fine sand, inorganic fertilizer, and the like and is processed by the steps of raw material selection, crushing, screening, disinfection, mixing, pH regulation and the like. By adopting the method of mixing organic materials and inorganic materials, the flow nutritious soil has the advantages of reasonable and loosened structure, complete nutrients, stable property, easily obtained raw materials, easy processing and low cost. In addition, the biomass water-retaining agent contained in the flow nutritious soil is a novel, multifunctional and natural macromoleclar polymer and has a three-dimensional space reticular structure, not only can absorb water and fertilizer, but also can retain water and fertilizer, and. the water absorbing capacity of the flower nutritious soil is more than 1000 times the weight thereof, a small reservoir of water and fertilizer is formed in the soil, and the water and the fertilizer are slowly released, thereby the flow nutritious soil has the functions of saving both water and fertilizer. The invention can be used for growing seedlings and planning seedlings.

The invention discloses a seedling substrate for vegetables, belonging to the technical field of soilless culture. The substrate formula comprises the following components based on volume ratios: 10-40% of fermented vinegar dreg, 5-30% of fermented cassava dreg, 5-30% of plant ash, 5-30% of perlite, 5-30% of vermiculite and 10-25% of turf. The water content of the substrate is not bigger than 50%, and the total porosity of the substrate is 65-95%, and the total nutrient content of the substrate (N+P2O5+K2O) is 3-5%, and the grain diameter of the substrate is 0.1-4.9 mm, and the volume weight of the substrate is 0.2-0.8 g / cm3, and the gas-water ratio of the substrate is 1: 2-4, and the EC (elastic coefficient) value of the substrate is 1-3 and the pH value of the substrate is 5.8-7.5. The seedling substrate for soilless culture for vegetables mainly uses organic wastes as raw materials, and produces seedling substrate by high temperature fermentation treatment, and changes wastes into wealth, and turns harm into good. The invention has a low production cost, a light weight and complete nutrients such that it is suitable for growth and development for vegetable seedlings, and is a good substrate for soilless culture industrialized tray seedling for vegetables.

The invention provides a new crop seedling growing matrix, wherein the pH value of the seedling growing matrix is 6.0-6.5. The seedling growing matrix comprises the components by the weight percentage: 50%-80% of an inorganic matrix, and 15-30% of an organic matrix, wherein the organic matrix includes a composition of peat, fermented cattle manure, fermented pig manure, plant ash and an additional organic matrix, and the inorganic matrix includes a composition of vermiculite, perlite and an additional inorganic matrix and is composed of inorganic matrix particles with different particle sizes. The seedling growing matrix provided by the invention has relatively high total porosity and maximum water holding capacity, and is higher in aeration porosity ratio, more reasonable in water-gas ratio, small in bulk density and convenient to transport and use. The seedling growing matrix provided by the invention has the advantages of wide range and many types of applicable crops, high germination rate, less morbidity and good seedling growth vigor.

A method of modifying the content of certain chemical compounds in tobacco materials is provided, the method including treatment of a tobacco plant or portion thereof with at least one enzyme. For example, the method may modify the content of tobacco smoke toxicant precursors in tobacco materials, which can result in a modification in toxicant production when the tobacco material is exposed to elevated temperatures. The type of tobacco plant or portion thereof treated according to the invention can be, for example, a tobacco seed, a tobacco seedling, an immature live plant, a mature live plant, a harvested plant, or a plant derivative. Smoking articles and other tobacco products including such enzyme-treated tobacco materials are also provided.

The invention discloses a special seedling-raising medium for leaf vegetables, belonging to the technical field of soilless culture. The medium comprises vinegar residue, manioc waste and other organic wastes, as well as vermiculite, grass carbon, plant ash and perlite. The formula of the medium comprises the following components in volume ratio: 25-35 parts of vinegar residue, 5-10 parts of manioc waste, 10-15 parts of plant ash, 15-20 parts of vermiculite, 20-25 parts of grass carbon and 5-10 parts of perlite; and the medium has total nutrient content of 1-3%, free water content of 25-40%, total porosity of 65-85%, volume weight of 0.1-0.8g / m<3>, pH of 5.5-7.5, EC (electrical conductivity) value of 0.5-2.0mS / cm and dry base organic matter content of not less than 25%. The special seedling-raising medium disclosed by the invention mainly takes the vinegar residue, the manioc waste and other organic wastes as raw materials, and high-temperature fermentation treatment is performed for producing the soilless culture medium, so that the wastes are changed into valuables and harmful things are further turned to beneficial things. The special seedling-raising medium has the advantages of low cost, light texture and complete nutrition, is very suitable for raising seedlings of the leaf vegetables, and becomes a good seedling-raising medium for soilless culture of horticultural crops.

The invention relates to a nutrition pot for grow seedling, wherein the constituents of the pot materials comprise the following ingredients (by weight ratio): peat coal 35-40, xylon nutrient 20-25, animal manure 15-20, Attapulgite 20-25, aggregate bacterium species 0.2-0.3. The pot material is produced through steps of mixing raw materials, stirring homogeneously, carrying out fermentation for 15-25 days at 50-70 Deg C, and press forming in pot-making machines.

The invention discloses a high-activity antibacterial peptide-containing matrix for garden seedling cultivation, as well as a preparation method and application thereof. The high-activity antibacterial peptide-containing matrix for garden seedling cultivation is prepared from the following components: Chinese medicament residues, organic additives, inorganic additives, microbial blends, housefly larva excrement, functional microbes and a water retention agent, wherein the functional microbes have the effects of activating matrix nutrition, exogenously fixing nitrogen, antagonizing pathogenic microorganism, reinforcing absorbing capability of seedling roots to nutrition and promoting seedling growth. Furthermore, the matrix for garden seedling cultivation has comprehensive nutrient elements, stable performance, strong buffer capability, and good water and fertilizer retaining performance; and the preparation method has simple production process, short production period, wide sources and low cost of raw materials, no environmental pollution and convenience in large-scale commercial production. The matrix for garden seedling cultivation can be used for raising and cultivating garden green seedlings, and can also be used for repairing and improving the ecological environment.

A method for treating a seedling by dipping the roots of the seedling into a composition containing a slow release, particulate urea-formaldehyde polymer, which is useful as a fertilizer for enhancing the extended delivery of nitrogen needed for plant development and growth and to the composition useful as the root dip, or as a soil drench.

Disclosed are a tobacco composite microbial fertilizer and its preparation method. The tobacco composite microbial fertilizer contains an active functional bacteria ingredient, an organic fertilizer ingredient and an inorganic composite fertilizer ingredient, wherein the active functional bacteria ingredient contains phosphate solubilizing bacteria-Bacillus megaterium powder, potassium bacteria-Bacillus mucilaginosus powder, tobacco growth-promoting rhizobacteria-Bacillus amyloliquefaciens powder and tobacco endophytic antagonistic bacteria-Brevibacillus laterosporus powder; and the organic fertilizer ingredient contains decomposed manure, a rapeseed cake fertilizer and straws. The invention also relates to a preparation method of the tobacco composite microbial fertilizer. The fertilizerprovided by the invention has advantages of an organic fertilizer, an inorganic fertilizer and a microbial fertilizer. According to the invention, utilization rate of the fertilizer can be raised, soil organic matters can be increased, tobacco plant rhizosphere microbial proliferation can be promoted, soil physical and chemical property and biological activity can be improved, comprehensive and balanced nutrients can be provided for the early growth of tobacco seedling, the occurrence of soil borne disease can be decreased, and flue-cured tobacco output and quality can be substantially improved.

The invention discloses a seed coating agent specially used for direct seeding rice, which is characterized in that the seed coating agent mainly contains the following ingredients by weight: 2 to 8 percent of super absorbent resin, 1 to 5 percent of oxygenates, 0.1 to 0.5 percent of sparrow and rat destruction agent , 0.5 to 2 percent of bactericide, 0.5 to 2 percent of pesticide, 0.02 to 0.2 percent of plant growth regulator, 3 to 10 percent of trace element fertilizer and the margin is special type mineral clay. The powder raw materials are crushed to more then 100 meshes and are mixed evenly, the mixture is coated on the surfaces of rice seeds by a seed-coating method for direct sowing, thus clay sacculus integrating 'a small water reservoir, a small oxygen reservoir, a small drug storage and a small fertilizer storage' are formed around the rice seeds and at the roots of seedlings; the seed coating agent has the effects of preserving and providing water, ventilating and providing oxygen, promoting seedling emergency, preventing diseases and killing pests, preventing mice and destructing sparrows, strengthening seedlings and roots and increasing production. The seed coating agent is also characterized by low dosage, low cost, simple and convenient operation, and the like, thereby being applicable to coating rice seeds which are directly sowed both on flooded paddy fields and dry paddy fields.

The invention belongs to the technical field of cultivation of agricultural crops and provides a pollution-free high-yield rice cultivating method. The pollution-free high-yield rice cultivating method includes selecting a production base accordant with pollution-free rice production standards and selecting novel high-quality high-yield anti-disease variety; selecting drought seedlings and strong seedlings of the right age, fertilizing a soil bed and cultivating the seedlings dryly; slinging the seedlings without tillage and for multiple tillers; fertilizing pollution-free rice according to the principle of taking base fertilizer as the principal and topdressing as complement, and simultaneously, interplanting glutinous rice; comprehensively preventing and controlling disease and pests, and timely harvesting in sunny days when the ripeness degree of the rice is up to 85-90%; and storing and processing the harvested rice and processing by-products of the harvested rice. The rice produced by the pollution-free high-yield rice cultivating method is high in quality and yield, safe and pollution-free, low in planting cost and simple in management method and has higher popularization and application value.

The invention provides a method for quickly reproducing bletilla striata seedlings, which comprises the following steps: 1) using mature seeds of bletilla striata as explants; 2) sterilizing the seeds and inoculating the seeds to a germination culture medium to allow the seeds to germinate in about 7 days, cutting protocorms formed in about 14 days, and transferring the cut protocorms onto a protocorm proliferation culture medium; 3) transferring the protocorms onto a cluster bud induction and proliferation culture medium; and 4) cutting the cluster buds, allowing the cluster buds to propagate massively, transplanting 3-centimeter seedlings grown from the cluster buds onto a rooting and seedling strengthening culture medium, and transplanting the seedlings when the seedlings grow to 7 to 10 centimeter. The method solves the problems of virus carrying seedlings, deterioration of variety, low effective yield and the like of the conventional bletilla striata asexual reproduction. When the method is used, a large number of asexual reproduction virus-free seedlings can be obtained under a manual control condition; compared with the conventional reproduction method, the yield is improved by 30 percent; and thus, the method has an active significance for reliving market contradiction between supply and demand for bletilla striata.

The planting arm of the direct-taking wide-narrow row splitting mechanism belongs to agricultural machinery; the planting arm includes a planting arm shell and a cam fitted on the planting arm shell, a shift fork shaft, a shift fork, a seedling pusher and a seedling claw, and the cam The cam axis and the shifting fork axis of the shifting fork shaft are arranged in a space staggered angle, through the space staggered angle, the pusher bar and the seedling claws are perpendicular to the rice transplanter seedling door, and the pusher bar and the seedling claws are aligned with each other. The working direction of the rice transplanter is parallel; the planting arm realizes the operation of wide and narrow rows to form rectangular seedling blocks when picking seedlings, and the two sides of the claws act on the seedling blocks at the same time, and the seedlings are vertical when transplanting. The structure is simple and reasonable, and the operation quality is good. features.

The invention discloses a transplantation method for garden seedlings, and relates to the technical field of seedling transplantation. According to the invention, the significance of big-tree transplantation in garden greening is mainly elaborated, and a big-tree transplantation technique is introduced from the aspects of preparation before transplantation, transplantation, management and maintenance after transplantation, and contradictions existing in big-tree transplantation, thereby providing a technical reference for a purpose that big trees can be applied to garden greening better. The method disclosed by the invention is simple, effectively improves the survival rate of transplanted big trees, and solves the contradictions existing in big-tree transplantation.

The invention relates to a nondestructive detection method for comprehensive character living bodies of plant seedlings, which comprises the following steps of: performing high-spectrum imaging on the plant seedlings, extracting RGB images and a spectrum of a specific area from a high-spectrum data cube, and acquiring morphological parameter, component content distribution and disease and insect pest information of the seedlings by image processing and spectrum analysis; and establishing a growth prediction model of the plant seedlings by adopting a character-level information fusion method and a fuzzy comprehensive judgment method. The method can realize comprehensive judgment on characters of appearance, nutritional component and disease and insect pest information of the seedlings, and overcome the error caused by un-uniformity during component measurement.

The invention discloses a breeding method for aseptic seeding and test tube seedling formation of orchids and the adopted broad-spectrum culture medium. In this method, a healthy orchid mother plant is selected, and artificially pollinated when it blooms, and the fruit that develops to maturity after pollination and has not cracked is used as an explant, or the orchid fruit that is basically mature and not cracked is taken from the wild as an explant. Implants undergo reproductive steps such as aseptic sowing, seed germination, strong seedling cultivation, and test-tube seedling transplantation. The specially prepared medium is used for aseptic sowing and seed germination to obtain small plants, and then the small plants are cultivated on the specially prepared strong seedling medium, and the seedlings are hardened under natural light in the greenhouse for 7-14 hours before being released from the bottle. One day, the test-tube seedlings were taken out, the root medium was washed off, and they were planted in a mixed substrate of bark, bluestone and peat, and further cultivated into seedlings. The invention has the characteristics of high seed germination rate, fast seedling growth, good seedling quality, low cost, etc., can obtain a large number of test-tube seedlings in a short period of time, and the transplanting survival rate of the seedlings can be kept above 90%. An effective way can be provided for the production of orchid seedlings.

The invention provides methods for preparing a conifer seedling with increased tolerance to a pest. A conifer seedling is inoculated with an isolated endophyte when the conifer seedling is susceptible to colonization by the endophyte.

The invention relates to a technology for afforestation and planting in areas with shallow water level and heavily-salted soil and solves the problems of high cost for foreign soil replacement and short duration. The technical proposal is that: the process realizes the original soil planting by building an integral isolation zone in the greening area and controlling a microcirculation system inside the isolation zone and desalting with fresh water. The process comprises the following steps: A. building an isolation zone; B. desalting with fresh water until the salt content in soil is below 0.2%; and C. planting seedlings for afforestation. The technology solves the technical problems of high cost for foreign soil replacement and short duration of afforestation and greening in coastal areas with shallow water level and heavily-salted soil; and has the advantages of overcome serious erosion of underground salt water to soil mass, good desalting effect, reduced afforestation cost, improved soil structure, low requirements for raw materials for afforestation, applicability for various seedlings, easy maintenance and management and low cost.

The present invention relates to isolated nucleic acid molecules and their corresponding encoded polypeptides able to confer the traits of improved nitrogen use efficiency in plants. The present invention further relates to the use of these nucleic acid molecules and polypeptides in making transgenic plants, plant cells, plant materials or seeds of a plant having improved nitrogen use efficiency that leads to improvement in plant size, vegetative growth, growth rate, seedling vigor and / or biomass that are altered with respect to wild type plants grown under normal and / or abnormal nitrogen conditions.

The invention relates to a ginseng adventitious root induced proliferation method, which comprises the following steps: cutting ginseng tissue culture seedlings into small tissue blocks and then inoculating into a solid induced culture medium for inducing to form adventitious roots, cutting the adventitious roots into small adventitious root blocks and then inoculating into a liquid proliferation culture medium for performing proliferation culture of the adventitious roots, wherein the solid induced culture medium and the liquid proliferation culture medium take 1 / 2 MS(-N) culture medium as basic culture mediums and contain 1-10mg / L indolebutyric acid. By utilizing the method provided by the invention, the quantity of the adventitious roots obtained through induction can be obviously increased, the adventitious roots obtained through induction are subjected to proliferation culture, and compared with the method for performing adventitious root induction by utilizing callus tissues, the proliferation rate of the adventitious roots is higher, and the proliferation effect is better.

The invention discloses a production method for a biological organic fertilizer which belongs to the field of manufacturing of composite fertilizers. The production method comprises the following steps: with pig manure, cow dung, chicken manure, sheep manure, vinasse, vinegar residue, cassava residue, furfural residue, uncontaminated river mud, corn straw, peanut straw, rape straw, a cottonseed cake, plant ash, a deodorant, a biological nitrogen fixation bacterium, a phosphate solubilizing bacterium, a potassium solubilizing bacterium, a nodule bacterium and a phosphorus activator used as raw materials, carrying out tank continuous fermentation to allow the raw materials become thoroughly decomposed; carrying out deodorizing and removing water; and carrying out granulation to obtain the granular biological organic fertilizer. The fertilizer has the following advantages: a complete range of nutrient elements, capacity of improving physical and chemical properties of soil and enhancing water retention, fertilizer retention and fertility supplying capacity of the soil, no corrosion and damage to roots and seedlings and capacity of substantially improving the quality of an agricultural product.

The invention discloses a composite type artificial algal reef comprising a mature algal reef and a seedling reef. The mature algal reef comprises a solid base. The upper surface of the solid base is embedded with a metal frame, wherein the shape of the metal frame is identical to that of the upper surface of the solid base and the size of the metal frame is identical to that of the upper surface of the solid base. A conch net bag is arranged in the metal frame. The center of the upper surface is embedded with a metal stand column. A steel ring is welded to the upper end of the stand column. A plurality of seedling ropes are fixed between the metal frame and the steel ring. The seedling reef is fixed to the side face of the solid base of the mature algal reef, and algal seedlings are attached to the seedling reef. By the adoption of the composite type artificial algal reef, the attaching effect of alga is guaranteed, the repair period of an algae field is shortened, the success rate of repair and reconstruction of the algae field is improved, the adhesive rate of the seedlings is increased, and the seedling reef is firm, durable, small in size, light, and convenient to carry; the net bag made of waste conches is placed in the metal frame, and a biophile reef can be composed through diffusion and attachment of spores of fronds on the seedling ropes; resource utilization of the waste conches is achieved, and composite type artificial algal reef has the advantages of being economical and easy and convenient to use.

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 tree tissue culture method of dendrobium candidum, which belongs to the agriculture technical field, and aims at solving the technical problem that a tree tissue culture method of the dendrobium candidum is provided, and belongs to the bionics wild cultivation. In order to solve the problems, the tissue culture method of the dendrobium candidum comprises the following steps that: 1) a tree with surface of a tree bark having grains is selected as an epiphytic tree, a dendrobium candidum seedling after being domesticated is selected as an epiphytic seedling, and a hay band is selected as a binding rope; 2) the epiphytic seedling is arranged on the surface of a trunk of the epiphytic tree, and root of the epiphytic seedling is wound by the binding rope to be fixed; and 3) the tree tissue culture humidity is controlled at 70 percent to 85 percent. Due to the adoption of the method, the dendrobium candidum can be planted on the tree with the surface having the grains.

The invention discloses a container seedling raising method for camellia oleifera bud-stock grafting. The container seedling raising method mainly comprises the six steps of cultivating camellia oleifera bud stocks, selecting and preparing nursery soil, preparing nutritional bags, preparing cions, grafting and transplanting and managing grafted container seedlings. According to the grafting method disclosed by the invention, the stocks are not injured, when packaging is performed, grafting ports can be completely closed, the moisture retention is good, the grafting survival rate can achieve 97%, and big seedlings, sound seedlings and improved seedlings can be cultivated; and furthermore, the container seedling raising method is simple and fast to operate, the complex camellia oleifera improved bud-stock grafting becomes simple and fast, and the container seedling raising method is further easy to learn, easy to understand and easy to operate.

The invention discloses a method for tissue-culture breeding and wild-simulated cultivation of dendrobium candidum, which comprises: inoculating dendrobium candidum tender straw slices onto a culturemedium for culture under conditions of a temperature of 22 to 24 DEG C and an illuminance of 1,000 to 1,500 Lx to first induce the growth of calles to form protocorms and then promote the multiplicative growth of the protocorms into 5 to 8 centimeter strong seedlings; and moving the seedlings out of a culture room, hardening the seedlings at a normal temperature for 3 to 5 days and transplanting the seedlings into the ground in a green house. The plane basic layer of a cultivation check field in the green house are provided with spaced breather holes; the upper layer of the cultivation check field is a cultivation medium; the seedlings are planted at a row spacing of 12*8cm and a spacing in the row of 12*8cm; in the green house, the temperature is 0 to 28 DEG C, the humidity is 60 to 70 percent and the shade density is 70 to 80 percent; and disease and pest prevention and control are carried out periodically and the dendrobium candidum can be harvested in 3 to 4 years. The method improves the civil year breeding coefficient of the dendrobium candidum by about 10 times, provides enough seedlings for large-scale cultivation, solves the problem of wild-simulated cultivation and realizes scale cultivation.

The disclosure provides materials and methods for conferring improved plant traits or benefits on plants. The materials can include a formulation comprising an exogenous endophytic bacterial population, which can be disposed on an exterior surface of a seed or seedling, typically in an amount effective to colonize the plant. The formulations can include at least one member selected from the group consisting of an agriculturally compatible carrier, a tackifier, a microbial stabilizer, a fungicide, an antibacterial agent, an herbicide, a nematicide, an insecticide, a plant growth regulator, a rodenticide, and a nutrient.

The invention provides a tie-to-tree dendrobium officinale cultivation method, comprising the steps of seedling tissue-culture breeding, tissue-culture seedling acclimatization and tie-to-tree cultivation of acclimatized seedlings. The step of tissue-culture seedling acclimatization comprises selection of bottled tissue-culture seedlings, selection and arrangement of a seedling acclimatization medium, selection of seedling acclimatization fertilizer, planting and after-planting management and is characterized in that the seedling acclimatization medium consists of hardwood sawdust and broken stone mixed in a mass ratio of 6.5-7.5:2.5-3.5, and the seedling acclimatization fertilizer is organic fertilizer prepared by fermenting herbivorous animal waste. The step of tie-to-tree cultivation of acclimatized seedlings comprises selection of acclimatized seedlings, selection of cultivation forest land, selection of variety of trees to be tied, seedling tying up and planting management. The tie-to-tree dendrobium officinale cultivation method provided by the invention has the advantages of low planting cost, easiness in management, high survival rate and long harvesting period; moreover, the harvest products have high quality.