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46results about How to "Increase yield per plant" patented technology

Three-dimensional cultivation method for cortex phellodendri and rhizoma paridis interplanting

The invention discloses a three-dimensional cultivation method for cortex phellodendri and rhizoma paridis interplanting. The three-dimensional cultivation method comprises the steps of cortex phellodendri planting, rhizoma paridis planting, field management, fertilization management, irrigation management and pest control. Interplanting is carried out in winter and spring, and a low-mountain yellow earth thick-layer three-dimensional land type is selected; cave-shaped soil preparation is adopted for cortex phellodendri, the height of each transplanted seedling is larger than or equal to 50 cm, and the ground diameter is larger than or equal to 1 cm; after ten to fourteen months of cortex phellodendri transplantation, rhizoma paridis transplantation is carried out, bedding is carried out between cortex phellodendri rows, tubers, with buds, of rhizoma paridis are transplanted to beds; a survey of the survival rate of the cortex phellodendri is carried out on the cortex phellodendri after two months of cortex phellodendri planting, a survey of the survival rate of the rhizoma paridis is carried out on the rhizoma paridis after six months of rhizoma paridis planting, and seedling supplement, weeding, soil loosening and pest control are carried out in time; when the overshadowing rate of the cortex phellodendri is lager than 65%, pruning or crossing or intermediate cutting is carried out to adjust the overshadowing rate; two times of top dressing are carried out in a growing season and in winter respectively, watering is carried out in time after planting is accomplished, watering is carried out in time in a dry season, and drainage needs to be smooth in a rainy season. According to the three-dimensional cultivation method for cortex phellodendri and rhizoma paridis interplanting, combined and targeted optimized cultivation of the cortex phellodendri and the rhizoma paridis is achieved, the yield of the cortex phellodendri and the yield of the rhizoma paridis are increased, quality of the cortex phellodendri and quality of the rhizoma paridis are improved, the economic benefit is remarkable, and the popularization and application value is high.
Owner:WEIXIN COUNTY HENGFA FOREST RESOURCES DEVCO LTD

Adult-walnut-tree total-crown grafting method

The invention discloses an adult-walnut-tree total-crown grafting method which solves the problems that the grafting cross section of a traditional adult-tree stump is large, the survival rate is low, and the crown recovery speed is low. The adult-walnut-tree total-crown grafting method includes the technical steps of rootstock selecting and processing, scion selecting and processing, grafting time determining, rootstock and scion cutting, grafting, after-grafting managing and the like. The adult-walnut-tree total-crown grafting method is high in grafting survival rate, negative effects on a tree body can be reduced, the tree vigor can be prevented from being early aged, the crown recovery speed is high, and the yield of a walnut low-yield forest is rapidly improved.
Owner:CHONGQING YULU FORESTRY DEV CO LTD

Deep-layer infiltration method for apple orchards at dry highland areas through rainwater collected by tree disks

The invention discloses a deep-layer infiltration method for apple orchards at dry highland areas through rainwater collected by tree disks. The deep-layer infiltration method comprises the following steps of selecting orchards; making deep-layer infiltration buckets for the collected by rainwater; trimming tree disks; burying the rainwater collection deep-layer infiltration buckets; and covering black mulching films. The deep-layer infiltration method disclosed by the invention has the beneficial effects that in the deep-layer infiltration method for the apple orchards at the dry highland areas through the rainwater collected by the tree disks, the black mulching films are covered, so that the water content of soil is effectively increased, the spring temperature and the summer temperature of the soil are effectively increased, and the microenvironment of the soil is effectively improved; the infiltration buckets of 40cm are buried, so that the water content of the soil below root layers is increased, the physical properties of the soil are changed, the growing environment of root systems is improved, water consumed for the growth of fruit trees in winter and spring drought seasons are compensated, drought stress on apple trees is small, the yield of a single plant is increased, the quality of 100 leaves of the apple trees is increased, the ratio of new shoots to short shoots is increased, the shape index of the fruit trees is increased, and the appearance of on-year and off-year of the apple trees is effectively prevented; and besides, water in rainy seasons can be effectively accumulated into deep layers, the trans-seasonal utilization of precipitation is realized, and the collected rainwater can also be used as a water soluble fertilizer for irrigation use.
Owner:DRYLAND AGRI INST GANSU ACADEMY OF AGRI SCI

Under-forest planting and ecological fertilizing method for konjak

The invention relates to an under-forest planting and ecological fertilizing method for konjak. According to the method, the konjak is planted by modes of the selection of forest lands, the planting of green manure and the reduction of the using amount of industrial fertilizers, so that the utilization efficiency of lands can be improved, and discarded areas in forests are changed into crop planting fields which can be utilized effectively; the konjak is shade-loving and can be prevented from being irradiated by sunlight under the forests while obtaining part of sunlight, so that the quality of the konjak can be improved, and the yield of a single plant can be increased; broad bean green manure is planted, so that a large number of ecological fertilizers can be provided, the using amount of the industrial fertilizers can be reduced, and the quality is improved while the yield is ensured; and the broad bean green manure contains a large number of symbiotic rhizobia, so a large number of ecological nitrogen fertilizers can be provided for the planting of the konjak, pathogenic bacteria are prevented from being generated on the konjak, and the diseases of the konjak are reduced.
Owner:重庆天娇农业开发有限公司

Corn and capsicum diversity growing method for control of capsicum epidemic disease and corn northern leaf blight

InactiveCN1799309APlanting Density ImprovementReduce "sunburn"Horticulture methodsPesticideBlight
The invention relates to a method of controlling hot pepper epidemic disease and corn big spot by cultivating hot pepper and corn in heterogeneity, belonging to plant protection field. The technique project of this invention is: keeping the mode of current hot pepper sprout cultivation and hot pepper and corn field cultivation, the plant distance, line space and density between the hot pepper and corn is the same with normal cultivating method. Opening furrow with width being 2-5m and depth 15-30m in the same field, planting hot pepper with 5-10 lines on the furrow surface, planting corn with 1-2 lines on the two sides of the furrow, the line space between the hot pepper and corn is 10-30cm, the corn seeding time can be same with the hot pepper transplanting time or seeding corn 1-15 days earlier than the hot pepper transplanting time, the hot pepper and corn can be planted relatively or in displacement. The invention can control the hot pepper epidemic disease and corn big spot with a good effect, can reduce the using amount of chemical pesticide greatly, increase product yield per unit area, and possesses outstanding economical, social and ecological benefit and wide application prospect.
Owner:YUNNAN AGRICULTURAL UNIVERSITY

Three-dimensional comprehensive planting and breeding method for rice field

The invention discloses a three-dimensional comprehensive planting and breeding method for a rice field, and paddy rice, river snails and loaches are adopted for three-dimensional comprehensive planting and breeding. The three-dimensional comprehensive planting and breeding method comprises the steps of preparing and drying the field, performing disinfection and fertilizer application, cultivating the paddy rice, releasing young river snails, applying fertilizer, releasing young loaches, and harvesting. Farmyard manure is used as the fertilizer, the feed is prepared by mixing bean powder, wheat bran, fish meal, plant ash and trace elements, an annular trench is dug at the ridge periphery of the rice field, the area of the rice field is large, and +-shaped trenches or #-shaped trenches connected with the annular trench are additionally dug. The paddy rice, the river snails and the loaches are adopted for three-dimensional comprehensive planting and breeding, production resources are fully utilized, the unit area economic benefit of the rice field is increased, environment pollution and cost input of the fertilizer, pesticides and herbicides are reduced, and the economic benefit is increased.
Owner:崇州市王场俊亨蔬菜种植专业合作社

Planting method of high-quality and environment-friendly Yidu tangerine oranges

The invention relates to the field of planting of tangerine oranges, in particular to a planting method of high-quality and environment-friendly Yidu tangerine oranges. The method comprises steps as follows: selection of an orchard field, transformation of an orange orchard, reasonable fertilizer application, physical control, biological control, mulching and water control for sugar content increase, manual picking as well as storage and preservation. With the adoption of the method, the quality of products can be improved, quality fruits can be 92% or higher, soluble solids can be 12% or higher, the Yidu tangerine oranges have the characteristics of thin peel, sweet flavor and no pomace, the storage and sales cycle can be prolonged to 45 days or longer, the additional value of the products is guaranteed, and the effects of increasing the value of the products and increasing the income of farmers are realized.
Owner:HUBEI SHANTAIZI AGRI TECH CO LTD

AMF+DSE combined fungicide and application thereof in preparing preparation for promoting cucumber growth and resisting root-knot nematode

The invention provides an AMF+DSE combined fungicide and application thereof in preparing a preparation for promoting cucumber growth and resisting root-knot nematode. Different AMF+DSE combinations are adopted for inoculation experiment on cucumber, and the influences of the infection rates, the arbuscular insertion rates, the arbuscular types and the like of different AMF+DSE combinations on cucumber growth and development and the root-knot nematode disease are analyzed. The experiment result shows that the optimal AMF+DSE combination for resisting root-knot nematode is G.m+S.a+A.1+Ph.1, plants treated by using the combination are highest in plant height, stem thickness, overground part dry weight, root system dry weight and single plant yield but is lowest in disease index, the optimal combined fungicide has the effects of promoting cucumber growth and resisting root-knot nematode, and theoretical basis is provided for further exploration of mutual action and mechanisms of AMF and DSE.
Owner:QINGDAO AGRI UNIV

Application of OsmiR156f gene in rice effective tillering increasing

Provided is an application of an OsmiR156f gene in rice effective tillering increasing. The OsmiR156f gene which has important regulating effect on rice tillering development is selected from a miR156 family, a precursor pri-miR156f sequence is cloned, through a stem specific promoter vector construction method, the OsmiR156f gene which can increase tillering is guided into rice, specific expression in the stem of rice is carried out, and rice tillering development is regulated. The early tillering capacity of transgenic rice can be improved properly, tillering sprouts at a high section and later-period tillering are still restrained, accordingly, the effective tillering quantity of a single rice plant can be increased, ineffective tillering quantity is not increased, a transgenic line rice ear number is increased properly, influence on yield correlated characters such as rice ear length and thousand kernel weight is small, and finally the purpose of single-plant production increasing is achieved.
Owner:HUNAN AGRICULTURAL UNIV

Plantation method of field mints

Provided is a plantation method of field mints, pertaining to the field of agricultural technology. The invention especially relates to a plantation method of field mints.The invention provides a plantation method of field mints advantaged by being high in output and easy in promotion. The plantation method of field mints comprises following steps of: (1) selecting soil, preparing soil and selecting sunny, flat, fertile, conveniently-irrigated sandy loam soil for plantation and avoiding continuous cropping, applying 4000kg of farm manure per mu and additionally applying 60 kg of compound fertilizers as base fertilizers, and making a furrow, 1 to 1.2 meters in width, by plowing, finishing and raking operation; (2) growing seedlings and breeding rhizomes: cultivating roots at the end of April or the end of August, selecting robustly-growing plants as female plants without diseases and pests in the field, planting according to the row space in the size of 20*10 centimeters, after harvesting steams and leaves on the ground in the early winter, keeping steams and leaves on site as seed plants; and (3) transplanting field mints before field mints do not sprout early in the spring of the next year, early transplanting and early sprouting so that a long growth period and high output are obtained.
Owner:李志刚

Application of PLD alpha1 gene in aspects of increasing crop drought resistance and seed production

The invention belongs to the fields of plant molecular breeding and biotechnology and discloses application of a PLD alpha1 gene in aspects of increasing crop drought resistance and seed production. The nucleotide sequence of the PLD alpha1 gene is shown as SEQ ID NO:1, or the similarity of the nucleotide sequence of the PLD alpha1 gene is more than or equal to 70% compared with the nucleotide sequence shown as SEQ ID NO:1. The invention also discloses a method for increasing rape drought resistance and rape seed production. Experiments show that rape with stoma-specific overexpressed AtPLDalpha1 can effectively regulate stomas of plants to be closed under drought stress, so that moisture transpiration of leaves is reduced, and the water retaining capacity and the drought resistance of the plants are improved; the genetically modified rape plant has the characteristics that the flowering phase is postponed, vegetative growth is vigorous, the silique quantity is high, and the main inflorescence and the plant height of the rape are remarkably higher than those of the wild type rape when being suffered from an arid season in an early phase or an intermediate phase under a natural growth condition in the fields.
Owner:HUAZHONG AGRI UNIV

Transcription factor ZmNLP4 derived from corn and application thereof

The invention relates to the technical field of plant genetic engineering and provides a transcription factor ZmNLP4 derived from corn and application thereof. A nucleotide sequence of the transcription factor is shown as SEQ ID NO.1, and a coded amino acid sequence of the transcription factor is shown as SEQ ID NO.2. Compared with a receptor Arabidopsis, the Arabidopsis in which the transcriptionfactor is transferred has the advantages that the total biomass is obviously increased, the content of in-vivo amino acids and total nitrogen is increased, the main root length and quantity of lateral roots are obviously increased, the yield per plant is obviously increased, and the expressions of nitrate transporters, nitrate reductase genes and nitrite reductase genes are obviously increased.
Owner:SHANDONG AGRICULTURAL UNIVERSITY

Water-soluble fertilizer containing coffee enzymes and preparation method of water-soluble fertilizer

The invention discloses a water-soluble fertilizer containing coffee enzymes and a preparation method of the water-soluble fertilizer and belongs to the technical field of biological organic fertilizer preparation and utilization. The water-soluble fertilizer is prepared from components in percentage by mass as follows: 30%-70% of fresh coffee peels, 0-12% of bananas, 3.5%-15% of tomatoes, 0-5% of pineapples, 0-6% of tapioca flour residues, 0.5%-10% of mangoes, 0.4%-1.2% of saccharomycetes, 0.5%-2.5% of urea, 2%-8% of calcium superphosphate, 0.3%-2% of potassium sulfate, 0.1%-0.6% of zinc sulfate, 0.1%-0.5% of borax, 0.5%-1.2% of brown sugar or molasses and 3%-40% of water, and the sum of the components is 100%. The product contains rich enzymes, vitamins, mineral substances, amino acids and microelements, fruits and vegetables grow vigorously after the fertilizer is applied, plant root systems are developed, diseases and insect pests are effectively reduced and prevented, the microbial population of soil is improved, the soil is improved, the yield and the quality of the fruits and vegetables are improved, and the water-soluble fertilizer is economical and environment-friendly.
Owner:YUNNAN FUSHANLI FERTILIZER IND TECH CO LTD

Method for improving stress resistance of plant

The invention discloses an improving method of plant inhibiting-proof property, which is characterized by the following: transplanting SeNHX1 gene and BADH gene into plant through plant expressive carrier; sieving to obtain high-inhibiting plant; obtaining gene-transmitting tobacco; improving wild-typed plant production.
Owner:INST OF BOTANY CHINESE ACAD OF SCI

High-yield organic planting method for green soy beans

The invention discloses a high-yield organic planting method for green soy beans, and relates to the technical field of crop planting. By the high-yield organic planting method for the green soy beans, green soy bean seeds are pretreated before sowing, thus, the germination rate of the green soy beans is high, the seedling emergence speed is high, the growth period is shortened, and the yield of asingle plant is high; by water and fertilizer management, abundant nutrient elements are provided for growth of the green soy beans, and growth of a root system is ensured; and by the high-yield organic planting method, the yield can be increased, the green soy beans are robust and full, the quality of the green soy beans can be improved, the yield can be increased by above 30% by one-time harvesting, harvested green soy bean pods are light green, and the quality is excellent.
Owner:NANNING HAOFA TECH

Wolfberry compound fertilizer and application method thereof

The invention discloses a wolfberry compound fertilizer and an application method thereof, which relate to the technical field of an agricultural fertilizer. The wolfberry compound fertilizer of the present invention is prepared by mixing an organic fertilizer and an inorganic fertilizer; the mixing ratio of the organic fertilizer to the inorganic fertilizer is 1:1-1.1; the raw materials of the organic fertilizer include sheep manure, vegetable cake and mashed branches, and the like, and the raw materials are mixed and fermented by aerobic composting to form the organic fertilizer; the inorganic fertilizer includes urea, potassium chloride, diammonium phosphate and zinc sulfate . The fertilizer can reduce the application amount of the fertilizer, improves soil texture and gas permeability,increases soil organic matter, fast nitrogen, fast phosphorus and other nutrient traits; can increase the per plant yield of wolfberry, increases the ratio of sugar to acid in wolfberry, improves thequality of wolfberry, and improves the flavor of fruit.
Owner:ZHEJIANG ACADEMY OF AGRICULTURE SCIENCES

Method for improving starch quality in rice

The invention discloses a method for improving starch quality in rice. The method comprises the following steps: A, constructing a recombinant vector; B, establishing transformed agrobacterium; C, obtaining an independent transformed plant; D, performing PCR amplification; E, selecting a homozygous single plant; and F, performing phenotypic selection on the selected homozygous single plant. The step further comprises A, recombinant carrier construction and transformed agrobacterium establishment: enabling cDNA of an SBE1 gene and a rice grain specific glutelin GluB-1 promoter to be in enzyme-cut connection with an expression vector pCAMBIA1300 so as to construct the recombinant carrier. The method disclosed by the invention adopts a transgenic method to improve the rice grain quality, is short in improvement cycle and high in efficiency and can be directly applied to the improvement practice of other crop qualities.
Owner:袁米农业科技有限公司

Method for facilitating germination of inner bore fruiting branches of old macadimia nut trees

The invention relates to a method for facilitating germination of inner bore fruiting branches of old macadimia nut trees. The method comprises the following steps: harvesting fruit before the last ten days of September; preparing a hormone solution; under the weather without rainfall and insolation in the last ten days of September, uniformly spraying the hormone solution from the inner bore to the outer side at 09:00 to 13:00, spraying 4L-6L for each eugenic macadimia nut tree and spraying 2L-4L for each tree in weak growth or with few leaves; germinating a large amount of branchlets on the inner bore branches after the hormone is sprayed for 2 months; cutting off the tufty branchlets or super-dense branchlets when the branchlet height is below 5cm. The branchlets remained for 2-3 years will grow to the inner bore fruiting branches. According to the method, the germination of big inner bore fruiting branches of old macadimia nut trees and the branchlets on the old branches can be effectively facilitated; the newly germinated branchlets can be cultivated into fruiting branches; the tree shape can be improved; the economic period of the fruit trees can be prolonged.
Owner:YUNNAN INST OF TROPICAL CROPS

Agent for preventing falling of fruit setting of walnut

The invention relates to a medicine used for promoting the fruit setting of walnuts, particularly to a falling-prevention agent of the fruit settling of walnuts, and solves the problem of low fruit setting ratio after the walnuts flower by just using gibberellin to treat the walnuts. The falling-prevention agent comprise the following raw materials according to the weight ratio thereof: 26-30g ofgibberellin , 70-90g of multicalciumboron or fruit beautifying red, 35-45g of borax, and 90-130g of vegetable amino acid in each liter of water. The fruit setting rate is increased in the flowering season, and the restraining effect to the fruit falling after the flowering is very obvious. The invention attaches great importance for improving the production of each plant, and increasing the earnings of farmers.
Owner:高迎斌

Preparation method for organic cucumber soilless culture substrate

InactiveCN106069658AVigorous growthVigorous growth of seedlingsGrowth substratesCulture mediaChemistryUrea
The invention provides a preparation method for an organic cucumber soilless culture substrate. Needle mushroom dregs are taken firstly and dried in the sun, obtained mushroom dreg particles are added into a phosphate buffer solution containing compound enzymes for extraction and filtration, the obtained enzymatically-hydrolyzed mushroom dregs are added into a treatment solution for cooking, finally, the cooked mushroom dregs, nicotinamide, diethyl aminoethyl hexanoate, gibberellins, urea, beta-cyclic dextrin, citric acid, sodium alginate and water are mixed, the mixture is statically composted in a carbon dioxide atmosphere after being dispersed at high speed, the mixture is air-dried, and the organic cucumber soilless culture substrate is obtained. The treatment solution is a mixed water solution prepared from citric acid, calcium hydroxide, sodium hydroxide, sodium hypochlorite and sodium hydrogen sulfite. When the substrate is used for seedling culture, cucumber seedlings grow vigorously, indexes such as the plant height, the stem thickness, the leaf number and the strong seedling index are all obviously better than those of cucumber seedlings cultured through turf, and the yield per plant and the fruit quality of cucumbers are remarkably higher than those of cucumbers cultured through the turf.
Owner:JURONG HOUBAI IMPROVED VARIETY FARM

Kiwi fruit cultivation method

The invention discloses a kiwi fruit cultivation method, which reduces the pressure of the kiwi fruit to soil, organic fertilizer provides nutrition for the kiwi fruit, the mineral content of the kiwifruit cultivation is high, no chemical residue exists in the planting process, and meanwhile, the permeability, water-retaining property and fertilizer-preserving capability can be improved and soildiseases and insect pests can be prevented; the development of the branches and fruits is considered while the soil is reasonably used, the diameter and depth of the planting holes are beneficial to the rooting and survival of the kiwi fruit trees; in the pollen pollination stage, a dilution pointing method is used, so that the success rate of pollination is improved, and the yield of each singleplant of the kiwi fruit is improved.
Owner:李国庆

Applications of protein nog1 in regulation of yield and/or kernel number of plants

The invention discloses applications of a protein nog1 in regulation of the yield and / or the kernel number of plants, wherein the protein nog1 is a protein having an amino acid sequence represented bySEQ ID NO:2, the yield is the yield of a single plant, and the kernel number is the kernel number of the main stem. According to the experiment results, a substance capable of inhibiting the expression of the protein nog1 is introduced into Guichao 2 to obtain a transgenic plant B, and the yield of the single plant and / or the kernel number of the main stem in the transgenic plant B are reduced compared to the Guichao 2; and a nucleic acid molecule encoding the protein nog1 is introduced into SIL176 to obtain a transgenic plant A, and the yield of the single plant and / or the kernel number of the main stem in the transgenic plant A are increased reduced compared to the SIL176. According to the present invention, the protein nog1 provides the important regulation effect in the yield and thekernel number of rice.
Owner:CHINA AGRI UNIV

A method for interplanting selenium-enriched vegetables and fruits on improved sloping land

The invention relates to a method for improving hillside land interplanted selenium-rich vegetables and fruits for planting osmunda, cunninghamia lanceolata and fig in the hillside land and the woodland. The method includes the steps of hillside land and forest land transformation with improved soil containing organic selenium, planting cunninghamia lanceolata, osmunda and fig, pruning cunninghamia lanceolata and fig, cultivating osmunda seedlings fertilizing, irrigating and cultivating osmunda, sowing ryegrass as well as organic selenium fertilizer application. By means of the technical scheme of the method for improving hillside land interplanted selenium-rich vegetables and fruits, the yield and the quality of osmunda can be improved significantly, the osmunda can be harvested each year after the third year, the harvested osmunda is high in organic selenium content, the yield of the fig per plant is much higher than that of the fig in traditional large-scale planting, and the fig is high in selenium content.
Owner:湖南江豫农业开发有限公司

Method for improving hillside land interplanted selenium-rich vegetables and fruits

InactiveCN104686172APromote absorptionAnti-cracking fruitFertilising methodsPlant cultivationFicus obscuraSeedling
The invention relates to a method for improving hillside land interplanted selenium-rich vegetables and fruits for planting osmunda, cunninghamia lanceolata and fig in the hillside land and the woodland. The method includes the steps of hillside land and forest land transformation with improved soil containing organic selenium, planting cunninghamia lanceolata, osmunda and fig, pruning cunninghamia lanceolata and fig, cultivating osmunda seedlings fertilizing, irrigating and cultivating osmunda, sowing ryegrass as well as organic selenium fertilizer application. By means of the technical scheme of the method for improving hillside land interplanted selenium-rich vegetables and fruits, the yield and the quality of osmunda can be improved significantly, the osmunda can be harvested each year after the third year, the harvested osmunda is high in organic selenium content, the yield of the fig per plant is much higher than that of the fig in traditional large-scale planting, and the fig is high in selenium content.
Owner:湖南江豫农业开发有限公司

Method of improving hillside field and planting selenium-rich vegetable and fruit

The invention relates to a method of improving hillside field and planting selenium-rich vegetable and fruit, in particular to a method of planting osmunda japonica thunb, cunninghamialanceolata(Lamb.)hook and fig in a hillside woodland. The method comprises the following steps: improving the hillside woodland, planting cunninghamialanceolata(Lamb.)hook, osmunda japonica thunb and fig, trimming cunninghamialanceolata(Lamb.)hook and fig, cultivating seedlings of osmunda japonica thunb, applying a fertilizer to osmunda japonica thunb, irrigating and cultivating osmunda japonica thunb, sowing ryegrass, and applying an organic selenium fertilizer. The technical scheme can obviously improve the yield and the quality of the osmunda japonica thunb; three years later, the osmunda japonica thunb can be picked each year; the yield per fig is much higher than that of the fig separately planted in a tract, and the fig is high in selenium content.
Owner:胡齐放

Method for improving quality of rice kernel amino acid

The invention discloses a method for improving the quality of rice kernel amino acid, comprising the following steps of: A, syncretizing a cDNA (complementary deoxyribonucleic acid) segment of dragline silk protein gene separated from a spider with glutelin promoter, and constructing a recombinant carrier; B, introducing the recombined carrier to rice through agrobacterium tumefaciens mediated transgenosis method, and obtaining a converted plant; C, carrying out positive detection on T0 generation transgenic plant by using polymerase chain reaction (PCR), and obtaining positive monoclonal selfedseed; D, growing the selected T0 generation positive monoclonal seed into a family (T1), and carrying out positive detection on T1 generation monoclonal plant; E, continuously planting T1 generation positive monoclonal seed into T2 generation family, selecting pure monoclonal plant with improved amino acid quality, selfing and reserving seed; F, carrying out phenotypic selection on the selected pure monoclonal plant, and culturing new material. The method is simple and easy, and the operation is simple and convenient; the cDNA segment from spider dragline silk protein gene for expressing the rice grins improves the content of amino acid in the rice kernel, and improves nutrition of the kernels; the method improves quality of the rice kernels, and the efficiency is high; and the method is used for improving the crop quality.
Owner:HUAZHONG AGRI UNIV

Sweet potato and tobacco interplanting method

The invention discloses a sweet potato and tobacco interplanting method. The method is characterized by comprising the steps of a, ridging and belt forming; b, membrane covering; c, tobacco transplanting; d, sweet potato transplanting; e, field management; f, tobacco leaf harvesting, wherein tobacco leaf harvesting is started at the beginning of July and ends at the end of August; g, sweet potato harvesting, wherein sweet potatoes are harvested at the end of November. According to the method, three-dimensional space of field growth of sweet potatoes and tobacco and crop growth and mature time are fully utilized, the method is especially effective for farming in mountain areas where land resources are limited, economic benefits are obtained through tobacco leaves on the ground, overground stem leaves and underground tubers of sweet potatoes also drive the development of animal husbandry and starch processing industry, and then two crops are harvested on the same land and planting benefits of farmers are increased.
Owner:ACAD OF AGRI SCI ENSHI TUJIA MIAOAUTONOMOUS PREFECTURE

Method for increasing content of vitamins of rice grains

The invention discloses a method for increasing the content of vitamins of rice grains. The method comprises the following steps: A, constructing a recombinant vector; B, obtaining a transgenic plant;C, harvesting selfed seeds of single plant; D, selfing and seeding for the T1 generation; E, selfing and seeding for the T2 generation; F, selecting phenotype; and further comprises the steps of constructing the recombinant vector, namely separating the cDNA fragment of a gamma-tocopherol transmethylase gene from arabidopsis thaliana, and digesting and linking the cDNA fragment and specific gluten GluB-1 promoter of rice grains onto the expression vector pCAMBIA1300 to form the recombinant vector. According to the method, the content of vitamin E of rice grains is improved, the rice grain quality is improved, and a novel rice material with improved quality can be created.
Owner:袁米农业科技有限公司
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