167 results about "Apical dominance" patented technology

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 grape cultivation method and a special rack for the cultivation method. The cultivation method is characterized in that grape branches are cultivated to an M-shaped growth trend. The special rack for the grape cultivation method comprises an upright; a first pulling rope for binding a main vine is arranged at a part, 1.4-1.6m from the ground, of the upright; second pulling ropes for binding new shoots sprouting from the main vine are arranged on the two sides of the first pulling rope on the upright respectively; a third pulling rope for breaking a side shoot and allowing the branches to grow in a falling manner is arranged on one side of each second pulling rope on the upright; a distance between each second pulling rope and the ground is greater than that between the first pulling rope and the ground; and a distance between each third pulling rope and the ground is not less than that between each second pulling rope and the ground. According to the grape cultivation method and the special rack for the cultivation method, after the new shoots grow horizontally and the branches are broken, front ends grow in a falling manner, so that apical dominance of grapes is inhibited, and the quality of the grapes is improved; light rays directly illuminate leaves, and the branches and the shoots are not crossed mutually, so that a photosynthesis effect is improved; and bearing branches are fixed on the pulling ropes according to the distances, and fruit clusters are not abraded mutually, so that the production quality of the grapes is uniform.

The invention provides an intelligent accurate cotton topping device and a multi-row cotton topping machine comprising the same. Apical dominance of cotton plants can be eliminated effective to achieve the objective of accurate topping, so that operating efficiency and operating quality are improved. The intelligent accurate cotton topping device comprises a rack, a profiling mechanism, a topping mechanism, a height adjusting mechanism and a controlling mechanism, the rack is connected on an operating machine in a hung manner, the profiling mechanism comprises a profiling contact plate and an angle sensor, the topping mechanism comprises a sliding seat, a power mechanism mounted on the sliding seat, a knife shaft connected with the power mechanism, a knife disc fixed on the knife shaft, and a displacement sensor mounted on the sliding seat, the height adjusting mechanism is fixed on the rack and connected with the sliding seat to drive the sliding seat to move up and down relatively to the rack, and the controlling mechanism is arranged on the rack and connected with the angle sensor, the displacement sensor and a speed sensor.

The invention discloses a method for manually controlling blossom of bougainvillea speetabilis. The method comprises the following steps: removing apical buds of the bougainvillea speetabilis in the vigorous growth period of the bougainvillea speetabilis in the first year of planting of the bougainvillea speetabilis; after the apical buds stop to grow, stopping the removal treatment of the apical buds and spraying a medicament for inhibiting apical dominance; meanwhile, performing integral trimming; shading the bougainvillea speetabilis in the 25-40 days before the blossom of the bougainvillea speetabilis is required when the air temperature is higher than 15 DEG C in the second year of planting of the bougainvillea speetabilis; allowing the bougainvillea speetabilis to receive natural lighting after buds are grown from the bougainvillea speetabilis; applying fertilizer by using dry chicken manure at the full growth stage of the bougainvillea speetabilis, and watering after all the dry chicken manure is applied until the water flows out at the bottom of a pot. According to the method, the flowering season of the bougainvillea speetabilis can be effectively adjusted, massive blooming of the bougainvillea speetabilis can be promoted at the supply shortage period of the bougainvillea speetabilis, namely from June to November of each year, defective buds are few, the flowering duration is long, the flower type is neat, the color is bright, the quality is good, and the method can adapt to market requirements.

A method for growing grapevines in a root inhibiting vessel permanently planted in previously existing solid waste landfill mounds is disclosed. The vessel or container is a porous polymeric bag or fabric sleeve liner closely received in the container. A fabric disc is positioned in the bottom of an excavated hole in the cover layer of a landfill. The fabric liner is needle-punched to create a rough surface capable of trapping the roots of the growing grapevine and direct the roots into the side of the container such that the apical dominance of the root is stopped to restrict growth and promote root branching on the inside of the container to create a fibrous root system within the container.

The invention relates to a method for improving the seedling cultivating efficiency of pomelo grafting. A top side end bud grafting method is adopted. Top side end single-ear bud grafting is carried out on the optimal portion of a stock, the characteristic of apical dominance of plant growth can be brought into full play, growth of grafted ear buds is promoted, and the grafting success rate and the uniformity are improved; meanwhile, two to three times of stock bud picking after grafting can be reduced, labor for cutting the stock again after grafting survival can be saved, the seedling cultivating cost can be saved, the seedling cultivation rate of high-quality pomelo seedlings is increased, pomelo grafting can be carried out on anniversary, and the seedling cultivating efficiency of pomelo grafting can be multiplied. The method is easy to operate, easy to learn and popularize, stable in effect, free from toxic and side effect and pollution, small in investment, high in benefit, and wide in application prospect, and is a new effective way for farmers to become rich.

The invention discloses a phoebe chekiangensis young growth cultivation method. More healthy and strong super individual trees are produced for phoebe chekiangensis according to the density effect of colonization forest stand, the self-thinning effect and the relation between the number of the super trees and the stand volume. By means of planting site selecting, planting, cultivating, super tree selecting, interference tree intermediate cutting, pole stock quality improving, reasonable light, water, fertilizer and soil managing and other regulating technologies, the tree trunks of the phoebe chekiangensis become straight from top to bottom and full, the advantages of top ends are obvious, and the pole stock quality efficiency is obviously improved. The method has the technical advantages that the number of the super individual trees is large, the phoebe chekiangensis is healthy and strong, the pole stock quality is good, the forest stand volume is high, productive potential is high, the effect is obvious, and the method can be applied and popularized in production and can also be applied to improve the pole stock quality of young trees of other precious commercial tree species.

The invention discloses a factory culturing method for sweet potato seedlings with roots and tops. The method comprises the following steps of: establishing a culturing pool matrix, selecting seedlings, cutting seedlings, cutting, adding or pouring a nutrient fluid, and cutting the section seedling, and then the seedling with root and top is cultured. A support disc can be arranged on an agriculture film at the bottom of the culturing pool, the matrix is arranged on the surface of the support disc, and the nutrient fluid is arranged under the surface of the support disc. The nutrient liquid is prepared from the following components in percentage by weight: 48-52% of nitrate nitrogen three-element complex fertilizer, 25-30% of urea, 15-20% of potassium sulphate, 3-5% of potassium dihydrogen sulfate, and 1-3% of copper, zinc, manganese, magnesium, and molybdenum. The invention has the advantages that the culture period is short; the seeding has apical dominance and has roots including main root, side root and storing root; the root can continuously grow after being planted into fields, the drought resistance performance is strong, and the seedling return period does not exist; the growth in the field in the early period is strong, the sweet potato is early to form, the quantity of the formed sweet potatoes is much, and the yield of the sweet potatoes is high; the operating method is simple, and the integration cost is low.

The invention provides a white tea planting method. The white tea planting method includes the steps of field selection, soil preparation and fertilization, white tea seedling planting, transplantation, shaping and pruning. The white tea planting method has the advantages that three layers of different base fertilizers are applied to be more beneficial to nutrient uptake of white tea seedlings and cannot touch roots of the white tea seedlings, so that the white tea seedlings cannot be burnt, and healthy growth of the white tea seedlings is benefited; during shaping and pruning, nutrition of the white tea seedlings can be guaranteed not to lose by three-time manual pruning control, and apical dominance is eliminated, so that white tea can grow more luxuriantly.

Disclosed is a method for planting tobacco leaves of flue-cured tobacco. The method comprises the following steps that after tobacco plants grow to form buds, inflorescences of the buds are shielded through a shading material; after the buds are shielded, a bud removal period is set, and the buds are removed in a picking mode step by step from bottom to top and from exterior to interior; after the buds are shielded, an upper tobacco leaf removal period is set, and tobacco leaves with the length smaller than 15cm are removed in a picking mode step by step; in the last stage of the bud removal period, the shading material is removed, and flowers at the top ends of the tobacco plants are reserved. Different topping means are provided according to features of plant growth, nutrients can guarantee maturity of tobacco leaves in the middle through restraint of maturity of the buds, and it is believed that when a bud opening period is prolonged, the sufficient time is provided for maturity of tobacco leaves on the upper portion; meanwhile, stimulation of growth factors in the process of damage on the apical dominance is reduced to the maximum extent, and generation of nicotine is avoided; the yield is kept, and the finished product grade of the tobacco leaves is guaranteed.

The invention relates to a pear potting method, which comprises the following steps of: (1) selecting nursery stocks which are healthy and have more than five lateral roots; (2) field planting: provisionally planting the nursery stocks, and carrying out field planting till new white roots are sprouted; (3) instantly determining height of stems after field planting, wherein the stem determining height is 35-45 cm; and (4) finally managing. By adopting the method disclosed by the invention, field planting is carried out when new white roots of peer seedlings are sprouted, at this time, the field planting survival rate is high and can be up to 100%, and the seedling reviving period is short; the height of stems is determined below full buds, namely, the full buds are completely sheared off, the advantages of the top can be lightened, the sprouting rate is increased and can be up to 60-70%, and the growth advantages of branches are lightened, so that formation of flower buds is promoted; and furthermore, pot substrate raw materials adopted in the method disclosed by the invention are easy to obtain and applicable to pear growth.

The jatropha yield increasing and stabilizing cultivation process includes the following steps: growing seedling; transplanting; pruning and shaping through topping-off and shaping to form turned umbrella tree after the jatropha tree grows to 1-1.5 m height and maintaining the tree height during blossom of 2-2.5 m and fruit bearing all the year round; and applying balancing nitrogen fertilizer, phosphate fertilizer and potash fertilizer. The cultivation process has fast growth, increased and stabilized yield, low consumption and easy picking of jatropha fruit.

The invention discloses a method for significantly improving the fir tissue culture production emergence rate. The method comprises the steps that 1, a fir single bud is grafted to a proliferation induction culture medium for proliferation induction, the top end of the original single bud is removed after cluster buds emerge, subculture is carried out, and cluster subculture plantlets are obtained; 2, the cluster subculture plantlets are grafted to a strong seedling culture medium for acclimatization and culture, and acclimatized cluster seedlings are obtained; 3, with single buds sheared off, the acclimatized cluster seedlings are grafted to a rooting induction culture medium for rooting induction to obtain rooting seedlings; 4, the rooting seedlings are transplanted to surface sandy yellow soil. By means of the method, the fir clone tissue culture seedling proliferation times can be 6-8, a single-bottle acclimatization subculture seedling can produce 50-70 rooting seedlings, the rooting rate reaches 100%, and the transplanting survival rate can reach more than 98%; the fir tissue culture production emergence rate can be significantly improved, the cost is saved, production benefits are improved, lateral bud differentiation is reduced after rooting seedlings are transplanted, and the apical dominance is obvious.

A method of chemically suckering trees of the families Musaceae (banana) and Plantaginaceae (plantains) which comprises introducing into a mother tree an amount of a composition effective to arrest apical dominance in the mother tree. A method of protection of two or more trees of the families Musaceae (banana) and Plantaginaceae (plantains) which share a common root system.

The invention relates to a safe and high-yield cultivation method of exocarpium. The method includes the following steps of (1) variety selection, wherein the high-yield variety 'heavy foliage' with stretched crowns is selected first; (2) flower and fruit development adjusting and control; (3) ecological prevention and control over disease and insect damage, wherein the biological preventing and controlling method of using predatory mites for preventing and controlling spider mites is used as the main means and supplemented by a physical preventing and controlling method of using insecticidal lamps or a sex attractant; (4) high-yield crown pruning, wherein the crowns are pruned in the juvenile stage to cultivate the tree form, and heavy and light pruning are combined in the fruiting stage to control apical dominance and form inner bore branch space; (5) plant nutrition optimizing scheme, wherein organic fertilizer is applied additionally, and autumn growth fertilizer, winter fertilizer and spring fertilizer are applied again; (6) selenium-enriched production technology, wherein selenium fertilizer is sprayed to the leaf faces in the fruit developing process to increase the selenium content of fruits. A traditional technology is improved, the safe and high-yield cultivation method of exocarpium has the key advantages of being safe, high-yield, simple in step, convenient to operate, high in practicability, ecological, environmentally friendly and capable of effectively increasing the yield and improving quality.

The invention discloses a grafting propagation method of citrus fruit seedlings. The method comprises the steps that orah tissue culture seedlings are selected, cultured and are used as stocks when young sprouts grow up, bud shoots which grow up newly at the top of the orah of which apical dominance is removed are used as scions, the scions are tightly combined with the stocks by adopting a grafting method, then grafted fruit seedlings are cultured, and the grafted seedlings of the orah are obtained. According to the grafting propagation method, the orah tissue culture seedlings are used as the stocks, the root system quality of the tissue culture seedlings is good, the grafted seedlings restore quickly and grows up quickly, the seedling formation time is effectively shortened, the input cost is lowered, and the economic benefit is remarkable; meanwhile, the grafting propagation method further has the advantages that the method is easy to operate, low in cost and high in survival rate,the culture time of the stocks in a common grafting method can be effectively shortened, the characteristics of good varieties of the orah are guaranteed, the survival rate of the grafted seedlings is 92% or above, and quick development of the orah industry is accelerated.

The invention relates to the technical field of crop cultivation, in particular to a cultivation method for potato breeder's seeds. The cultivation method includes the steps of rapid propagation of virus-free seedlings, seedling hardening, transplanting, seedling stage management, harvesting and storage. The link of strong seedling culture before transplanting potato tissue culture seedlings is omitted, the inoculum density is increased in the link of rapid propagation of the virus-free seedlings, the inoculum mode is changed, the use ratio of a culture medium is greatly increased, propagation efficiency is improved, power consumption cost and culture space are reduced, and the cost of link of rapid propagation of the potato tissue culture seedlings is reduced; density is reduced in the transplanting link, multi-plant cuttage is carried out, traditional strong seedling transplanting is changed to be weak seedling transplanting, top ends perish after medium weak seedlings are transplanted and survive, apical dominance is broken, plant branching is improved, the number of single plant branches is increased to 2-4 from 1-2, plant growth vigor is improved, and the breeder's seed yield is increased. Meanwhile, the fertilization mode and fertilizer type are improved, so that management cost is reduced, and the yield is increased.

The invention discloses a fast cultivation method for Kiwi berry fruiting mother branch. The fast cultivation method for the Kiwi berry fruiting mother branch comprises steps of 1, inserting traction bamboo poles, 2, binding a traction rope at an intersection part between each bamboo pole and a rack surface, binding the other end of the rope to a top of an adjacent bamboo pole in a direction of a same row, 3, uniformly binding six to eight traction ropes on the rack surface between the adjacent bamboo poles, binding the other end of the rope to two bamboo poles in a direction of a vertical row, 4, pulling a vine to a traction rope in a parallel row direction when a sprout is over the rack surface by 1cm, 5, putting down the vine and snipping the top, fixing the vine onto the rack surface in a parallel manner as a permanent main vine when the vine grows to the top of the bamboo pole along the traction rope, 6, when a side vine grows out of the main vine by 1 cm, pulling the side vine to the traction rope in the vertical row direction, and 7, snipping the top of the side vine when the side vine grows to the top of the bamboo pole and fixing the side vine to the rack surface by being perpendicular to the main vine as a fruiting mother branch. The fast cultivation method for the Kiwi berry fruiting mother branch uses apical dominance, a main vine or a fruiting mother branch can be formed in a current year of the planting, 1-2 years earlier than regular cultivation, and, through vine traction, a high yield is in a fourth year, so that economic benefit is realized early.

The invention discloses a functional foliar fertilizer and a preparation method thereof. The functional foliar fertilizer is prepared from urea, sodium selenite, disodium octaborate tetrahydrate, potassium dihydrogen phosphate, fulvic acid, trace elements, garlic polysaccharide, pullulan, polyglutamic acid, ethylenediamine tetraacetic acid disodium salt, naphthylacetic acid, a zinc ion-porphyrin nanocomplex and water. The functional foliar fertilizer provided by the invention has the excellent performance of high efficiency, environmental protection, seedling strengthening, stress resistance and insect pest resistance, can quickly penetrate into plants after contact, and promote cell growth and division, and synthesis of nucleic acid and protein, delay organ abscission and crop senescenceas well as chlorophyllin synthesis, increase the photosynthetic rate and enhance the stress resistance, break apical dominance, and promote the robust rather than flourishing growth of plants, not only increases the total nutrient synthesis, but also coordinates the distribution relation of nutrition and reproductive growth, and greatly improves the crop yield and quality.

The invention relates to a method for increasing the budding and growing consistency of bud grafting seedlings of rubber seeds. The method is characterized in that bud grafting is carried out by taking rubber seedlings which are germinated for1-2 weeks, the top parts of root stocks are cut when second cluster leaves are stable, and water and fertilizer are applied to the root parts of the root stocks before the top parts of the root stocks are cut; after the top parts of the root stocks are cut and before the bud grafting is carried out, culture substrate in a seedling culturing container is maintained to be wet, the water and the fertilizer are applied to root parts of the bud grafting seedlings until the bud grafting seedlings are budded, seedling-strengthening water and fertilizer are applied to the root parts of the bud grafting seedlings after the bud grafting seedlings are budded and leaves are unfolded, and glycine solution is sprayed and applied to the leaf surfaces; after grafted first cluster leaves are stable, and the water and the fertilizer are applied to the root parts of the root stocks until the bud grafting seedlings can be selectively taken out from a nursery after the second cluster leaves are stable; disease and insect damage prevention management is carried out during the period. According to the method for increasing the budding and growing consistency of the bud grafting seedlings of the rubber seeds, disclosed by the invention, the operation is simple and convenient, the efficiency is high, a top advantage removing measure is combined with a tube stroking measure, the problems that the bud grafting seedlings are withered and the budding growth is irregular are effectively solved, the budding and growing consistency of rubber bud grafting seedlings is promoted, convenience is provided for a follow-up growth management, the seedling culturing production cycle is shortened, the seedling culturing production efficiency is increased, and the quality of a nursery stock is increased.

The invention relates to a sugarcane lateral branch rapid reproduction technology. The technology utilizes the apical dominance principle of plant, comprises the steps of sugarcane lateral branch top-pruning treatment, sprouted lateral branch heeling and rooting and field transplanting, uses the elite sugarcane and combines the reproduction experience of the elite sugarcane and the actual production condition, thus forming the sugarcane lateral branch rapid reproduction technology. Therefore, the sugarcane reproduction factor is increased from the traditional reproduction factor 5-8 to more than 30; the sprouted lateral branches of sugarcane grow healthily, the variety of sugarcane can not change; and the technology can be used as one economical, practical and practical rapid reproduction means of the new sugarcane variety in the industry development and production application of sugarcane.

The invention discloses a root cutting method for apocarya. The root cutting method comprises the following steps: cutting off a main root of an apocarya nursery-grown plant from a part which is 5-6cm away from the ground, then transplanting the plant into a seedling container, watering the plant thoroughly, and covering the container by a sunshade net. The root cutting method disclosed by the invention is mainly used for suppressing the apical dominance of the main root and promoting increase of the numbers and lengths of lateral roots and fibrous roots, so that a developed and compact root system is formed. According to the method, the ratio of the lengths of the nursery-grown plant above and below the ground can be adjusted, and the phenomena of root circling and root hiding in the container can be avoided; furthermore, the fibrous roots of the apocarya nursery-grown plant on the shallow soil layer are rich and can provide nutrients for the growth of overground parts; the seedling height and the ground diameter growth are promoted; the rejuvenation period is short after transplanting or nursery-grown plant foresting, and the survival rate is high.

The invention discloses a peach tree shaping and pruning method. The method comprises the processes of cultivating horizontal central trunks, trunks, main branches and bearing branches; performing pruning, and finally shaping the peach trees into shapes of multiple opposite inclined main branches on the horizontal central trunks. The multiple main branches have the effects of dispersing apical dominance, mitigating tree vigor, inhibiting vegetative growth and promoting reproductive growth; the main branches are inclined, and have the effects of high utilization rate of light energy and strongphotosynthesis, especially in protected cultivation; and the main branches are inclined oppositely, and can effectively prevent splitting of the main branches and baldness of bases of the main branches. Compared with the trunk shape, the trunk shape has the advantages that fruit quality is significantly improved and well consistent.

The invention discloses a cylindrical tree form of solar greenhouse grapes and a training and pruning technology and relates to the technology field of grape integrated management. The cylindrical tree form of the grapes is characterized in that iron wires are arranged along the top of the central lines of planting furrows of the grapes according to the cultivation pattern characteristics of the cylindrical tree form, and the iron wires are 2 m higher above the planting furrows; a plastic rope is erected at the position of a nursery stock to lead and help each of the nursery stock to grow erectly, so that trunks are formed; each grape has one trunk, and fruit-bearing branch groups are evenly distributed on the trunks, so that horizontal fruit-bearing branches are formed; the horizontal fruit-bearing branches are distributed around, so that the cylindrical tree form is formed. The tree form and the technology have the advantages that according to the tree form, apical dominance is effectively controlled, the balance between the growth and the fruit-bearing of the grapes is regulated, reserve nutrition of tree bodies is adjusted, robustness and enrichment of branches are guaranteed, so that successive years of high and stable yields is likely to happen and biennial bearing is avoided; the branches grow horizontally and are distributed in a staggered mode, so that the quality of the grapes is improved, ventilation and light are improved, plant diseases and insect pests are less likely to happen, training and pruning are more easy and convenient, and thus the production management is convenient; the tree form and the technology have further advantages of being labor-saving, time-saving, efficient and easy to spread.

The invention discloses a large pinus tabuliformis landscape shaping method, and belongs to the technical field of gardens. The method comprises the following steps of (1) observing a tree form, and determining a tree shape; (2) determining an ornamental surface; (3) pruning branches; (4) treating small branches, forming upright small branches by utilizing apical dominance of plants, and completing shaping of large pinus tabuliformis landscape. By means of the method, landscape forming is quick, and can be achieved within one year on average, the shape is natural and beautiful and is close toa natural shape, and the value and additional value of the shaped tree are high. The application range is wide, and any nursery pinus tabuliformis can be used for shaping. The economic and social benefits are good, the backlog problem of existing nursery pinus tabuliformis seedlings is solved, and the market demands are met.

The invention discloses a method for controlling tomato virus disease. The method is mainly characterized in that: (1) on a cultivation technology, the pruning is delayed for 4 to 6 days; (2) when tomatoes are sick, miramycin at the concentration of between 20 and 30PPm and amino acid microelement fertilizer diluted by water in an amount which is 500 to 600 times weight of the amino acid microelement fertilizer are used to spray leaves; and (3) during continuous high-temperature drought illness, lentinan diluted by water in an amount which is 600 to 800 times weight of the lentinan and ningnanmycin are continuously sprayed for 3 times. In the method, by delaying pruning time, plant apical dominance is utilized to promote the vigorous growth of tomato plants, and antiviral and virus-resistant abilities of the tomato plants are strengthened by applying antibiotics and nutrient microelement fertilizers, so that the loss of the yield is reduced; and the method has the characteristics of low control cost, simple operation method and good control effect. Years of experiments show that 12.5 percent of additional tomatoes can be harvested by the control method averagely.

The invention provides a passiflora edulis cultivation method suitable for bottom land. By means of reasonable construction of a drainage system for the bottom land, selection of virus-free seedlingsfor planting and adoption of a reasonable cultivation management method, diseases of passiflora edulis in the bottom land are reduced, fruit quality of the passiflora edulis is improved, and fruit yield of the passiflora edulis is high; when vines are led to a rack, apical dominance is removed in time, lateral bines are effectively managed, growth of secondary lateral bines and ternary lateral bines is effectively promoted, so that the adequate number of fruiting vines is guaranteed, excessive growing branches and tendrils are cut off in time, nutrient consumption is reduced, meanwhile, ventilation and light transmitting of an orchard can be ensured, the orchard is not airtight, and damage caused by diseases and insects is reduced. According to the soil sterilization and disinfection method, plant ash is applied firstly, fusarium in the current soil can be effectively killed, humidity of the bottom land is high, so that by means of periodic application of a passiflora edulis peel fermentation liquid, the passiflora edulis peel fermentation liquid can permeate into the ground, the fusarium in the deep soil can be killed, and functions of improving soil quality and increasing soil fertility are realized.

The invention relates to a chemical control technology for inhibiting the apical dominance of flue-cured tobacco and belongs to the technical field of culture of the flue-cured tobacco. The technology comprises the following steps of (1) preparing 150 to 200 times of liquid from an existing sprout inhibition agent or growth regulator for later use; (2) 55 to 60 days after the flue-cured tobacco is transplanted into a big field, carrying out flower bud differentiation on tobacco plants for use; (3) in the afternoon on sunny days, filling the liquid into a container and directly applying the liquid on flower buds of the flue-cured tobacco by a writing brush or directly spraying the liquid on the flower buds by a small sprayer until the flower buds are wet; (4) carrying out links of field management, tobacco leaf harvesting and the like according to a sound tobacco production technology. The technology disclosed by the invention keeps part of the apical dominance; the tobacco plants have no axillary buds; labor in the artificial topping and sprouting links can be reduced; inflorescence growth can be controlled; the tobacco plants do not blossom up; nutrients in the tobacco plants can be guaranteed to be supplied to leaves at the upper part in a centralized manner and yield is ensured; part of the apical dominance is kept; distribution and effects of endogenous hormone of the tobacco plants are not destroyed; content of nicotine in the tobacco leaves is obviously reduced; content of potassium in blades is obvious improved; interior quality is obviously improved.

The invention discloses a fig-dwarfing cultivating method, which relates to the technical field of fig planting. The fig-dwarfing cultivating method comprises the following steps: (A) growth hormone regulation; (B) removal of apical buds: the first apical buds that grow at the apexes of fig seedlings are picked off in order to inhibit apical dominance and promote the emergency of lateral buds, and water and fertilizer management is enhanced to promote branching; (C) pruning of the lateral buds; (D) dwarfing: a dwarfing agent is sprayed once five days before and after vernal equinox of each year and five days before and after autumnal equinox, and spraying is carried out by the dosage of 20kg of dwarfing agent for 500 seedlings each time. The fig-dwarfing cultivating method can be used for cultivating potted fig trees with good ornamental forms.