20 results about "Seed tree" patented technology

The invention provides a method for improving yield and tree vigor balance of grafted Korean pine cones in a semi-arid region, and belongs to the technical field of forest cultivation. In the semi-arid region, 2-3 annual cones are uniformly reserved on bearing branches of Korean pine different-stock grafted young trees which are grafted for more than 4 years and are in the early stage of fruiting; selecting medium and large fruit type scion-picking seed trees; collecting medium and large fruit type scions, and storing at low temperature; selecting pinus sylvestris or pinus tabulaeformis branches as stocks for different-stock grafting; or selecting a partial female Korean pine grafting branch as a stock to perform different-stock grafting or same-stock grafting, and starting stock cutting and unbinding, shaping and pruning and timely fruit thinning from the next year after grafting survival according to a cultivated target tree shape. Through selection under the extreme drought condition, the scion stress resistance is enhanced, and the preservation rate of the Korean pine different-stock fruit forest in the semi-arid region is improved; the pollen amount of medium and large fruit type scion Korean pine is increased, and the proportion of full seeds in cones is improved. The fruit thinning strength in the red pine fruiting period is reduced, and the red pine cones picking efficiency is improved.

The invention discloses a cuttage method for rapidly breeding red beans with purple flowers, and particularly relates to the technical field of endangered plant breeding. The method comprises the steps of pretreatment of a seed tree, selection of scions, hormone treatment, construction of a cutting medium and a seedling bed, cutting and management and protection. According to the rapid breeding method, through multi-link innovation, systematic technology integration is formed in links such as seed tree pretreatment, scion selection, hormone treatment, matrix preparation and management and protection, and many limitations of traditional cuttage are effectively broken through. The method is a technical system capable of remarkably improving the cutting survival rate, shortening the seedling raising period and reducing the production cost, and has urgent practical significance on resource protection and industrial development of the red beans with purple flowers.

The invention provides a method for high-pressure propagation and rapid seedling culture of acanthopanax giraldii harms, and belongs to the technical field of rapid propagation of acanthopanax giraldii harms. The method comprises the following steps: 1-3 days before high-pressure propagation in April to August, shading seed trees of acanthopanax giraldii harms; the method comprises the following steps: selecting branches which grow for more than or equal to 1 year on an acanthopanax giraldii harms seed tree, girdling, and scraping away phloem of the girdled part; carbendazim, a rooting solution 1 and a rooting substrate are mixed and filled into a breeding box, the breeding box is pressed at the branch girdling position, a girdling notch is kept in the dead center of the breeding box, and the breeding box is fixed; the relative humidity of the rooting substrate in the breeding box is kept to be 70%-80%, and a rooting promoting nutrient solution is supplemented regularly. According to the method, the problems of microbial contamination and browning in traditional tissue culture are solved, only 4-6 months are needed, the seedling culture time of the acanthopanax giraldii harms is greatly shortened, and the reproduction rate and the branch utilization rate are remarkably increased; the rooting rate and the survival rate both reach 90% or above, and the material cost and the time cost are saved.

The utility model belongs to the technical field of forestry, and particularly relates to an endangered plant seed ground touching natural germination auxiliary device which comprises a box body with two open ends, a box cover is installed on the box body, a plurality of through holes are formed in the box cover, fruit receiving devices are installed in the through holes, an inserting groove is formed in one end of the box body, the box body is provided with a protruding strip, and the protruding strip is connected with the inserting groove. The space between the box cover and the net plate is used for being filled with matrix soil, the fruit receiving device comprises a hopper and an insertion pipe, the insertion pipe is arranged in the through hole in a penetrating mode, a filter hole is formed in the hopper, a cross rod is arranged on the hopper in a penetrating mode, a suspended conical cover is installed on the cross rod, the outer diameter of the conical cover is larger than that of the insertion pipe, and the outer diameter of the conical cover is larger than that of the insertion pipe. The method is used for solving the problems of low seed germination rate and inconvenience in protection of endangered plants due to difficulty in ground germination of seed tree species and easiness in ingestion of the seeds by animals after the seeds fall to the ground at present.

The invention discloses a cork oak hydroponic seedling raising method, and relates to the field of cork oak seedling raising, the cork oak hydroponic seedling raising method comprises the following steps: S1, cork oak seed collection: firstly, collecting cork oak seeds in the early stage of maturity and natural shedding in autumn, collecting healthy and mature seeds, and then collecting the cork oak seeds in the early stage of autumn maturity and natural shedding; the method comprises the following steps: selecting a seed tree to avoid mixing of damaged seeds or seeds infected with diseases and insect pests, selecting robust seed trees which are 30-100 years old and are free of diseases and insect pests for seed collection, selecting large, full and glossy excellent seeds which are free of diseases and insect pests during seed collection, and ensuring the germination rate of subsequent seeds and the growth of nursery stocks; according to the method, the research on the water culture seedling raising process of the cork oak can be effectively realized, the seedling raising operation of the cork oak can be better performed, the root growth condition, the nutrient demand quantity and the seedling growth speed of the cork oak seedling in the culture process can be better controlled, the quality of the cork oak seedling can be improved, and the survival rate of the cork oak seedling can be improved.

The invention discloses a breeding method for fir stem tip tissue culture, and belongs to the technical field of plant tissue culture. Comprising the following steps: (1) selecting a stem tip on an excellent seed tree as an explant, sterilizing, inoculating to a callus induction culture medium, and culturing and inducing to obtain a callus; then inoculating to a callus proliferation culture medium to carry out callus proliferation; (2) carrying out hot air treatment on the proliferated callus; and (3) sequentially inoculating the callus treated by the hot air to an adventitious bud induction culture medium and a rooting culture medium to form tissue culture seedlings. According to the breeding method for cedarwood stem tip tissue culture, the culture period is remarkably shortened, operation is easy, cost is low, the method is not limited by seasons, and the survival rate is greatly increased.

The invention relates to the technical field of plant tissue culture and endangered tree seed breeding, in particular to an efficient embryo germination culture method for breaking through the deep dormancy characteristic of tilia amurensis, and aims at solving the problems that existing tilia amurensis seed breeding is low in germination rate, long in period, high in pollution rate and poor in embryo seedling quality. The method comprises the following steps: selecting robust tilia amurensis seed trees in specific areas such as 129 degrees, 19 '+ / -0.5 degrees and the like of the east longitude, and harvesting seeds with the water content of 45.25%-59.06% from August 29 to September 20; stratification is conducted at the low temperature of 4 DEG C for 20 days, 50 mg / L GA3 is added, soaking is conducted for 12 h, and pretreatment Precisely disinfecting with 75% alcohol and 2% sodium hypochlorite; cutting a 1-2mm notch on the seed coat, and then carrying out antioxidant treatment by using a vitamin C-humic acid solution; inoculating to an optimized MS culture medium containing hormones such as 0.1 mg / L 6-BA, carrying out dark culture at 22 DEG C for 5 days, and then carrying out 2000lx illumination culture at 24 DEG C; according to the method, deep dormancy is efficiently broken, the pollution rate is low, embryo seedlings are robust, and large-scale breeding and population recovery of tilia amurensis can be supported.

A method for high fruiting of agilawood based on an agilawood tree belongs to the field of Daphneaceae, and comprises the following steps: 1) grafting local aquilaria sinensis as a stock with a scion of a mature agilawood seed tree by adopting a cleft grafting method; 2) after the grafted seedlings are planted for more than 3 years and the diameter at breast height is more than 8cm, chiseling fungus planting holes and infusion holes in the tree; (3) implanting the specific penicillium fungus filler into the tree body through the fungus planting holes, so that the specific penicillium fungus filler parasitizes and diffuses in the tree body, and the tree is stimulated to secrete more resin; and 4) inputting an agilawood tree inducer into the tree body through an infusion hole through an infusion method, inducing formation of sesquiterpenoids and chromone compounds, accompanying generation of other aromatic compounds, and producing agilawood with medicinal value.

A new and distinct cultivar of orange plant named ‘Orange 14’, an allotetraploid rootstock with improved disease resistance for use in HLB-endemic areas. This cultivar produces adequate nucellar seed making it amenable to standard nursery propagation practices for uniform liner production. Ungrafted seed trees are especially tolerant of HLB.

The invention discloses a method for cultivating red-peel red-pulp holy fruits, and relates to the technical field of plant breeding, and the method comprises the following steps: step 1, selecting a seed tree which grows robustly, is free from plant diseases and insect pests and is used for seed collection of excellent female plants, collecting fully mature fruits, placing the picked fruits in a room at normal temperature for after-ripening for one week, and digging peels when pulp becomes soft, so as to obtain a seed tree; collecting pulp containing seeds, putting the pulp into gauze or a sieve, rubbing the pulp with a bamboo basket, then washing the pulp with clear water for several times, collecting the cleaned seeds, putting the seeds on water-absorbing cloth, bulldozing the seeds, drying the seeds in the shade indoors, dissolving the seeds in a paper bag or a cloth bag, and putting the seeds in a dry and cool place; 2, the grafting period is selected from the middle ten days of February to September every year, and in summer, scion grafting is conducted 20 days before germination; step 3, shaping; and step 4, pruning. The cultivated holy fruits have smooth and hair-free surfaces, are shaped like Chinese dates, are round, have red skin and red pulp, most of the seeds are red, small, long-egg-shaped and dark brown, and are high in practicability and high in value.

According to the low-cost large-scale breeding method for the dwarf self-rooted seedlings of the pear trees in the middle-dwarf No.1 mode, a multi-year-old seed tree which takes pyrus betulaefolia as a base stock and is grafted with the middle-dwarf No.1 is planted in a small arched shed of a field, and early-stage management is carried out to ensure healthy growth of the seed tree. Then, within a specific time range, the illumination and temperature are regulated and controlled by covering plastic cloth and a sunshade net, girdling treatment is conducted on the selected branches, then rooting hormone is sprayed, and a heat-preservation and moisture-preservation high-oxygen-content substrate beneficial to rooting is covered. Meanwhile, the drip irrigation system is used for accurately controlling water supply, and the optimal temperature and humidity conditions are maintained to promote rooting. By means of the measures, the purpose of completing the process from planting the seed tree to successfully breeding the dwarf self-rooted seedlings of the middle-dwarf No.1 in the same year is achieved. The method can significantly improve the breeding efficiency and the seedling quality, and promotes the modern development of pear tree cultivation.

The utility model provides a kind of nutrient solution supply device for afforestation seed tree, belong to afforestation nursing technical field, including symmetrically installed arc plate, the inside of arc plate is all set up with installation cavity and is provided with liquid supply frame in inside, the top of liquid supply frame is provided with internal thread pipe, the top of internal thread pipe is connected with the external thread pipe of the bottom of injection tube, the inside of the bottom of liquid supply frame is all provided with multiple spray heads, spray head penetrates the inside of arc plate bottom, recessed groove is set in the outside close to the top of arc plate, recessed groove is movably provided with from gear, from gear is engaged transmission by main gear, the output end of micro motor is connected to the bottom of main gear, the utility model has beneficial effect: through the nutrient solution in injection tube inside and flow into to liquid supply frame finally by spray head spray, micro motor drives main gear rotation, main gear engages transmission from gear, to drive arc plate rotation around trunk, evenly spray nutrient solution around trunk.

The invention provides an aerial seeding bag for desert tree planting. The invention provides an aerial seeding bag for desert tree planting. The aerial seeding bag comprises an aerial seeding bag body and a seed bag assembly arranged in the aerial seeding bag body. Wherein the seed bag assembly comprises a plurality of seed bags which are connected together; the seed bag comprises a seed rod and a seed rod shell wrapping the periphery of the seed rod. Wherein the seed rod is prepared from the following raw materials: seeds, organic matters and water. The seed rod shell is prepared by matching diatomite, plant powder, an adhesive, vulcanized rubber particles, super absorbent resin foam particles, super absorbent resin, ammonium bicarbonate, bentonite, a polyacrylamide aqueous solution and water according to a certain proportion. The problems of low survival rate of existing desert aerial seeding tree planting and high cost and energy waste caused by aerial seeding and repeated seeding are solved, and the desert greening speed is further increased.

The invention relates to a grafting technology for efficiently cultivating high-quality propagule nursery stocks of Machilus pauhoi. From the middle ten days of December to the middle ten days of January of the next year, selecting a 2-year-old excellent machilus pauhoi seedling which grows robustly and is free of plant diseases and insect pests and has the ground diameter of more than 1.2 cm as a stock, and taking a current-year-old branchlet which grows normally, is free of plant diseases and insect pests, has the diameter of 0.4-0.5 cm and is lignified, sap starts to flow and the phloem is easy to peel off at the middle upper part of other excellent scion-picking seed trees as a scion; cutting the rootstock and cutting the scion, inserting the scion into the rootstock notch, and binding and fixing the rootstock notch and the scion cutting surface; after grafting is carried out for 20-25 days, when axillary buds of the scions grow to 1.8-2.2 cm, binding bands for binding the scions are removed; removing the binding band for binding the rootstock 45 days after grafting; cutting off coppice shoots on the rootstock after new twigs of the scions grow to 20-25 cm. The method has the beneficial effects that the grafting survival rate of the Machilus pauhoi can be improved, the excellent hereditary characteristics of the stock and the fruiting seed tree can be fused by utilizing the grafting technology, and the high-quality propagule nursery stock of the Machilus pauhoi can be efficiently and creatively cultivated.

The invention discloses a compound management method for effectively promoting growth of Zelkova schneideriana. The method comprises the following steps: selecting and treating cuttings, cutting hard-branch cuttings on a seed tree for sand storage and overwintering, taking out the cuttings, soaking the cuttings in a gibberellin solution and a rooting powder solution respectively, and intermittently introducing direct current in the soaking process; cutting scions for seedling raising: inserting the scions into a seedbed matrix for seedling raising; afforestation and interplanting are carried out, after a forest land is selected, planting is carried out according to the plant row spacing of 3 m * 4 m, ectomycorrhiza is mixed into planting holes during planting and soil returning, and soybeans or clovers are interplanted after planting is carried out for 1 month; forest management is conducted, topdressing is conducted 4 times every year 1-3 years after field planting, topdressing is conducted 3 times every year 4-8 years, and then topdressing is conducted 2 times every year; in 1-5 years, pruning lateral branches below 1 / 3 height of a trunk in winter every year, and pruning once in winter every two years after the sixth year of field planting; harvesting management, wherein after the soybeans are harvested, straw is smashed, turned and pressed in the zelkova serrata forest. The growth of the Zelkova schneideriana can be effectively promoted by adopting a forest-grass-fungus compound management mode, the timber forming period is shortened, and the comprehensive income is improved.

The invention discloses a method for promoting tissue culture regeneration of fraxinus mandshurica on the basis of spraying 5-azaC (5-azaC) or sodium butyrate (SB) to a seed tree. 25-75 [mu] M of pentaazacytidine or 2.5-7.5 [mu] M of sodium butyrate is sprayed on a five-year-old fraxinus mandshurica seed tree to regulate and control the epigenetic state of the seed tree, so that the bud initiation rate, the differentiation rate and the multiplication coefficient in the fraxinus mandshurica tissue culture process are remarkably improved, the bud initiation time is shortened, and a new way is provided for efficient tissue culture propagation of fraxinus mandshurica. According to the method, the tissue culture regeneration efficiency of the fraxinus mandshurica can be obviously optimized, the starting rate and the differentiation rate can be respectively improved by more than 50.00%, the starting time is shortened by half, and the related method is simple and convenient to operate and controllable in cost, and has obvious application value.

The invention discloses a Korean pine cutting orchard high-yield scion cultivation method based on cluster culture and application, and belongs to the technical field of cutting orchard construction.The high-yield scion cultivation method is constructed by starting from multiple aspects of seed tree selection, scion selection and grafting, cultivation after grafting, stumping, scion growth promotion and the like. Through the implementation of the method, the yield of Korean pine scions can be remarkably improved, the yield reaches 35.4 branches per plant, compared with 22.5 branches per plant of a conventional seed tree, the seed ear number is increased by 57.3%, and the seed ear supply efficiency and supply quality of a Korean pine cutting orchard are remarkably improved.

The invention belongs to the technical field of hawthorn cultivation, and particularly relates to a hawthorn seedling rapid cultivation method which comprises the following steps: S1, collecting pollen: collecting buds which are not bloomed in a balloon period in a flower bud period according to a breeding target, loading the buds into a kraft paper envelope, taking the buds back to a laboratory, taking out anther with tweezers, naturally airing the anther on paper, gently shaking the anther, and taking out the pollen; removing impurities, filling into a glass bottle, and writing a label for later use; step S2, pollination: selecting a seed tree according to a required target, and in the multiple steps of pollen collection, pollination, seed kernel collection, seed shell breaking treatment, seed stratification treatment, special sealing box, greenhouse seedling culture, field planting, seedling management, fertilization, pinching and seedling stage pest control, the survival rate of hawthorn seedlings is effectively improved in each cultivation stage of the hawthorn, and the survival rate of the hawthorn seedlings is increased. The hawthorn seedlings grow thicker and stronger, rhizomes are more developed, and moisture and nutrients can be effectively absorbed, so that the growth efficiency of the hawthorn seedlings is improved.

The invention discloses a cultivation method for dwarfing Jinggang honey pomelo crowns, and the specific technical scheme is as follows: collecting trifoliate orange seeds in late October, accelerating germination and sowing in late February of the next year, after 4-6 true leaves grow, selecting robust seedlings with the plant height of about 15cm, transferring the seedlings with soil into a seedling culture nutrition bag, and additionally applying a compound fertilizer; from the middle ten days to the last ten days of September, scions are collected from a Jinggang honey pomelo female parent garden or scion collection seed trees without quarantine diseases, disinfected and subjected to heat preservation and moisture preservation for standby application; when the diameter of the rootstock reaches 0.4 cm or above, grafting is conducted through a bud grafting method, and seedlings which fail to be grafted are screened out within 30-40 days. The crown of the Jinggang honey pomelo can be greatly dwarfed, the management cost can be saved, the fruit yield and quality are improved, and therefore economic benefits are improved.

The invention provides a dalbergia odorifera high-altitude layering propagation method and application thereof, and belongs to the technical field of plant cultivation. The method comprises the following steps: selecting a healthy dalbergia odorifera seed tree which is more than 3 years old, girdling branches which are more than or equal to 1 year old until xylem is reached, and then scraping off cambium; a rooting agent A is coated at the cut, a substrate containing a rooting agent B and a bactericide is fixed through a high-pressure box, and bacterial manure is sprayed at the rooting position after 8-10 days. The rooting agent A is a naphthylacetic acid solution and an indoleacetic acid solution, the rooting agent B is indolebutyric acid, and the bacterial fertilizer comprises trichoderma asperellum and oxaloacetic acid decarboxylase. According to the method, rapid rooting of the dalbergia odorifera can be promoted, the mean value of the rooting rate is larger than 98%, vegetative propagation of the dalbergia odorifera can be achieved, and rapid propagation of good germplasm is achieved.