71results about How to "Increase population size" patented technology

The invention is nerve net system which can realize heredity arithmetic. It is made up of computer nerve net model component and the interfaces. The character lies in: 1. after that the computer setsthe population size, coding type and length, heredity operation probability and the arithmetic ending condition of the arithmetic, the nerve net uses population size to realize the whole heredity operation including selection, crossing, mutation and personal adaptability value, and outputs the optimized calculation and result through computer; 2. designs the heredity operation nerve net model which can realize multi-father crossing operation and multi-gene mutation operation, realizes the two operation of two-value coding heredity arithmetic and real number coding heredity arithmetic.

The invention discloses a method for intercropping a cover plant in glades of cold zones and temperate zones. In the method, smooth brome is mainly planted among tree lines with the crown density of 0.2-0.9, wherein, the distance of the smooth brome from tree stumps is 20-50cm; the specific planting method comprises seeding, weeding, applying fertilizers, cutting and the like. The smooth brome intercropped by the method has the advantages of good cold resistance and drought resistance, strong shade tolerance, perennation and the like, and is applicable to being taken as the cover plant in orchards and artificial woodlands. The smooth brome is taken as the cover plant, which can reduce water loss and soil erosion, improve the population number of natural enemies and reduce the number of pests to reduce damages of the pests to fruit trees or forest trees, and further reduce the consumption of herbicides and pesticides, lower the production cost and reduces the environmental pollution; and the harvested smooth brome is taken as pasture grass, which can also increase the income of farmers.

The invention provides a neem-tea tree-chamaecrista rotundifolia three-dimensional intercropping tea garden pest control method which solves the problems that in a tea garden, pests are rampant, and management is difficult. The method mainly comprises the steps that chamaecrista rotundifolia is planted in tea rows in an intercropping mode in the tea garden from April to June, neems are planted in tea rows in the tea garden, at a mountain top, on a hummock, beside a road and beside and around a ditch in a three-dimensional-intercropping mode from July to October, and a neem-tea tree-chamaecrista rotundifolia three-layer structure is formed. The neems and the chamaecrista rotundifolia are planted in the tea garden in an intercropping mode, the ecological condition of the tea garden is improved, soil fertility is improved, the tea garden biodiversity is protected, used and recovered, tea garden pests can be continuously controlled, tealeaf quality can be obviously improved, tealeaf yield is improved, good economic benefit, ecological benefit and social benefit are achieved, and the stable and sustainable development of the tea industry in China can be promoted. The method is easy to implement and convenient to operate, and great application and promotion prospect is achieved.

The invention discloses a method for increasing the seedling rate and seedling survival rate of the endangered plant Tibetan paeonia ludlowii and relates to a method for increasing the seedling rate and seedling survival rate of Tibetan paeonia ludlowii. The invention aims at solving the problems of low seedling rate and seedling survival rate and long seedling culture time of the endangered horticultural plant Tibetan paeonia ludlowii. The method comprises the following steps: (I) disinfecting the collected seeds of paeonia ludlowii; (II) preparing MS medium mother liquid; (III) preparing a paeonia ludlowii induction medium; (IV) stripping the peel and endosperm of the paeonia ludlowii seeds, separating out the embryo and inoculating to the surface of the paeonia ludlowii induction medium; (V) culturing in an incubator to obtain aseptic seedlings; (VI) preparing a rooting medium; (VII) inoculating the aseptic seedlings into the rooting medium for rooting culture; and (VIII) acclimatizing and transplanting the aseptic seedlings after the rooting culture. The method disclosed by the invention is applied to the field of Tibetan endangered plant resource protection.

The present invention provides a method for restraining global warming by reducing air CO2 concentration through plant carbon sequestration. Gaseous CO2 in atmosphere is transferred to a biosphere for forming a solid-state organic carbon compound through plant photosynthesis, the 'dynamic carbon' is converted into the 'static carbon', the air carbon separation is realized, and the air CO2 concentration is reduced. The plant carbon sequestration is performed by the utilization of usage carbon sequestration, application carbon sequestration, forming carbon sequestration, landfill carbon sequestration and the like, the CO2 release of a biomass carbon pool to the atmosphere is controlled so that the development mode of atmosphere carbon reduction, zero carbon and negative carbon is realized. The method includes the steps as follows: 1) detecting the CO2 concentration in atmosphere so as to determine the CO2 concentration in the current atmosphere; 2) analyzing and assessing the influence of the CO2 concentration in the current atmosphere on greenhouse effect according to the detection data; 3) determining carbon sequestration plant cultivation area, carbon sequestration amount and carbon sequestration type according to the assessment result. The method can adjust greenhouse effect and control global climate change.

The invention discloses a cutting propagation method of Artocarpus nanchuanensis and belongs to the technical field of vegetative propagation. The method includes the steps of selection of cutting substrate, selection of cuttings, treatment of cuttings, selection of cuttage time, post-cuttage management, transplanting time selection and the like. The cuttage success rate already reaches 54%. The success in cutting propagation of Artocarpus nanchuanensis solves the problem that seedling demanded sources from plant market are few and meets the market demand for Artocarpus nanchuanensis seedlings. The number of species populations of Artocarpus nanchuanensis is increased, and ex-situ conservation is benefited. Superior character of fine stock plants is maintained by the vegetative propagation of the fine stock plants.

The invention provides a cultural method for Oulenzia bakeri Hughes and the application thereof. The method is characterized in that yeast or a material comprising a yeast component is used as compost for culturing the Oulenzia bakeri Hughes. The cultured Oulenzia bakeri Hughes can be used as fodder mites of predatory mites and used for culturing the predatory mites, the cultured predatory mites can be released on crops and woods to control harm of plant-feeding pest mites (or insects). The cultured Oulenzia bakeri Hughes mites can also be directly released on the crops and the woods to be used as the food source of the local predatory mites, and therefore the number of the predatory mites on the crops and the woods can be increased, and the control effect on the plant-feeding pest mites from the predatory mites (or the insects) can be improved. The harm to the crops and the woods from the plant-feeding pest mites (or the insects) can be reduced.

The invention discloses a degradation method of plastic foam, which comprises the steps that the plastic foam and bran are blended into feed; yellow mealworms are raised in a constant-temperature illumination incubator by using the blended feed; and a mass ratio of the plastic foam to the bran is 1:(2-10). According to the degradation method of the plastic foam, the plastic foam and the bran are mixed and blended into the feed for raising the yellow mealworms, and the plastic foam is degraded by the yellow mealworms, so that the degradation method is environment-friendly, economical, and simple to operate.

The invention discloses a camellia oleifera grafting propagation method. The method includes steps: S1, scion selection, to be specific, taking semi-lignified spring shoots, growing in the current year, of valuable and rare or good-variety camellia oleifera trees as scions; S2, scion treatment, to be specific, soaking cut faces of the scions in a growth synergist at 15-25 DEG C for 0.5-1h, whereinthe growth synergist comprises 5-20Mug/L plant antibacterial peptides aqueous solution, 40-80mg/L lysozyme aqueous solution, 5-10mg/L 2-dodecylene diacid aqueous solution, 20-30mg/L compound sodium nitrophenolate aqueous solution and 100-150mg/L abelmoschus manihot extract aqueous solution; S3, rootstock selection and treatment; S4, grafting; S5, after-grafting management. By adoption of common camellia oleifera as rootstocks for grafting of valuable and rare or good-variety camellia oleifera, the population quantity of endangered valuable and rare camellia oleifera can be remarkably increased by means of vegetative propagation to guarantee normal annual rate of increase, and a rich camellia oleifera gene resource library can be established, such as camellia luteoflora which is a new species of camellia oleifera; high-yield, stable-yield, high-oil-yield and high-oil-quality camellia oleifera fruits can be obtained, such as Ganshi 84-8.

The invention discloses a detoxication microorganism leavening agent and a preparation method and an application thereof. The leavening agent comprises saccharomycetes, lactic acid bacteria, manure fiber monad, bacillus and gordonia, the detoxication microorganism leavening agent can be obtained through classified liquid fermentation and multistage solid fermentation, the content of pesticide and nitrate of the corroded material can be effectively lowered, the biological organic fertilizer prepared by the leavening agent can improve the fertilizer maintenance capacity of the soil and the buffer capacity of water supply through improving the structure of the soil, the utilization ratio of the chemical fertilizer can be improved, the pollution of toxic material can be reduced, active factors generated by microorganism can be used for regulating the plant metabolism, the disease resistance and stress resistance of the plant can be improved, and the yield and crop quality can be obviously improved.

The invention discloses a straw harvesting, pulverizing, ditch collecting, deep burying and plowing device which comprises a right side plate. A ditching reduction gearbox is fixedly connected with the right side plate. A power input shaft of the ditching reduction gearbox is in transmission connection with a first power output shaft of the reduction gearbox. A ditching cutter head is fixedly connected with the power output shaft of the reduction gearbox and fixedly connected with a ditching blade. The ditching blade inclines towards the outside. A pulverizing shaft is rotationally connected with a left side plate and the right side plate and fixedly connected with a free-swinging blade supporting plate. The free-swinging blade supporting plate is rotationally connected with a free-swinging blade. A fixed blade is fixedly connected with the upper front corner of an upper cover plate. When the pulverizing shaft rotates, the movement trajectory at the top end of the free-swinging blade is connected with the tangent line of the fixed blade and the ground. The left side plate is rotationally connected with an auger shaft. The auger shaft is fixedly connected with an auger. A semicircular auger groove is fixedly connected with the position, on the lower side of the auger shaft, between the left side plate and the right side plate. A discharge cylinder is fixedly connected with the right side plate. A discharge port is formed in the lower side of the discharge cylinder. The discharge cylinder is rotationally connected with the right end of the auger shaft. The labor intensity islowered, work efficiency is improved, production cost is reduced, and the environment problems caused by straw combustion is effectively solved.

The invention discloses a tomato intercropping method for improving income-guaranteeing and insect pest controlling functions of a brassica oleracea field and belongs to the field of environment-friendly control on plant diseases and insect pests of agriculture. The method comprises the step of carrying out intercropping on brassica oleracea and tomatoes in accordance with that the number of tomato plants accounts for 30% the total number of plants of the field. Through the intercropping of the brassica oleracea and the tomatoes, primary pests on the brassica oleracea can be effectively prevented and treated, the pest control effect of natural enemies is improved, the consumption of pesticides is reduced, and the quality of the brassica oleracea is improved. The method disclosed by the invention is simple, the damage to the brassica oleracea caused by the pests is greatly lowered by using a most appropriate tomato intercropping ratio, and the pest control effect of the natural enemies is protected and utilized; the method has the advantages of lowered chemical pesticide consumption, convenience in management and the like and is beneficial to ecological environment protection and agricultural sustainable development.

The invention relates to feed for the adult crested ibis breeding period. A feed nutrition ratio is made for crested ibis between January and May according to creophagism habits of crested ibis, nutrition required during the breeding period and digestion conditions, and on the premise that beef containing a lot of protein serves as staple food, grains are added to increase coarse fiber in the feed; carrots and yeast are used for supplementing needed microelements and amino acids, and intestinal digestion can be promoted and food retention is avoided while the eating capacity of crested ibis isincreased; a small amount of nutrition powder is added to make up for nutrition insufficiency in the feed, improve the reproductive capacity of animals, improve the ovulation capacity and increase the fertilization rate, the laying rate, the hatching rate and the survival rate of offspring, so that crested ibis quickly develops to be mature and successfully paired, the egg laying amount and fertilization rate of crested ibis are improved, normal growth and development of nestlings are promoted, and the population number of crested ibis is increased.

The invention discloses a method for treating industrial park dyeing waste water by adopting modified attapulgite. The method comprises a start stage, a domestication stage and a run stage. According to the method, an required amount of the modified attapulgite is added to an activated sludge system, when the industrial park dyeing waste water is treated, the modified attapulgite can strengthen the capacity of activated sludge for degrading pollutants, improve the settleability of the sludge and improve the quantity and the activity of microbial populations, so that the entire stability of the sludge system is improved, and further the removal rate of a system for COD, ammonia nitrogen and colour intensity in the waste water is greatly increased. According to the method, the removal rate for the colour intensity of the industrial park dyeing waste water can reach 70%, the removal rate for the COD is increased by 8-10%, the removal rate for the NH4+ is increased by 6-10%, and removal rate of SV30 is reduced by 8-10%.

The invention provides a multifunctional stable coated fertilizer, which mainly comprises the following components (by weight): 900-1000 parts of a fertilizer nutrient raw material, 20-40 parts of a bonding aid, 40-60 parts of ammoniated humic acid, 10-30 parts of biochar, 1-10 parts of a microbial agent, and 1-10 parts of other auxiliaries. The multi-functional stable coated fertilizer of the invention can effectively solve the problem of surface fading of the fertilizer by adding the modified humic acid-ammoniated humic acid; and the carbon-nitrogen ratio can be regulated with the cooperation of biochar, and the survival rate of bacillus microorganisms can be raised. The appearance of the fertilizer can be improved, and fertilizer efficiency of the fertilizer also can be enhanced.

The invention discloses a method for culturing an acer catalpifolium plantlet. The method comprises the steps that firstly, key fruits are collected, treated and preserved for 20 d to 40 d at low temperature; then sequential stripping is carried out to remove fruit wings and seed coats of internal seeds, kernels are obtained, and the kernels are soaked in water for sprouting; finally, culture is carried out in soil for culture, and the acer catalpifolium plantlet is obtained. The sprouting rate is increased at the earlier stage, and the soil for culture, air humidity, the water content of the soil for culture and the like are strictly controlled during later culture, so that the survival rate of the acer catalpifolium plantlet is remarkably increased.