112 results about "Abscission" patented technology

The subject invention concerns materials and methods for controlling agricultural traits in plants that are mediated by the plant hormone ethylene. One aspect of the invention concerns a polynucleotide that comprises a sequence encoding a mutant ethylene receptor that is operably linked to a regulatory sequence that drives expression of the mutant receptor in a tissue-specific manner. In an exemplified embodiment, the mutant receptor sequence is an etr1-1 sequence, or a functional fragment or variant thereof, and the regulatory sequence is a promoter sequence from a cotton chitinase gene that can promote expression of the mutant ethylene receptor in abscission zone tissue of a plant. The subject invention also concerns plants and plant tissue transformed with the polynucleotide of the subject invention. Plants expressing the polynucleotide of the subject invention do not drop their flowers in response to exposure to ethylene.

Methods and materials for modulating abscission and/or inflorescence development time levels in plants are disclosed. For example, nucleic acids encoding abscission and/or inflorescence development time-modulating polypeptides are disclosed as well as methods for using such nucleic acids to transform plant cells. Also disclosed are plants having modulated abscission and/or inflorescence development time levels and plant products produced from plants having such levels.

The invention discloses a balanced control method for full bridge MMC capacitor voltages. The method comprises the following steps: (1) a positive input record database, a negative input record database and an abscission record database are established; (2) a sub-module with a maximum capacitor voltage and a minimum capacitor voltage in the record databases and on bridges arms are found out; (3) according to information such as bridge arm levels, bridge arm currents and the capacitor voltages, sub-modules which need to be subjected to switching are selected through logic judgment; and (4) corresponding switching operation is carried out on the selected sub-modules, and data updating is carried out on the record database. According to the invention, under a condition that the capacitor voltages are maintained to be stable, the switching frequency of the sub-modules can be effectively reduced; losses of a transverter can be reduced; and simultaneously, decrease in the system control frequency and system operation performance deterioration, etc., due to ordering problems are avoided.

The invention relates to a method for producing composite membrane used in filtering and separating benzene and cyclohexane, which belongs to the seepage vaporization membrane separation area. Its characteristic lies in: Taking the polyether imide as the basement membrane, and taking the dimethyl silicone polymer as coating compound membrane. The producing method is that, firstly, dissolves polyether imide as basement membrane, and then dissolves dimethyl silicone polymer as intermixture. Putting in cross-linking agent and catalyst in turn with stirring to make them to be well-proportioned and then painting the stratum disjunctum fluid on the basement membrane and heat them. The invention can combine the emission coating with the basement membrane tightly, which solves the abscission question in industry. It can separate the benzene and the cyclohexane efficiently.

The invention relates to a solidify-dry method which used in the lead-acid battery living-board manufacture, belongs to the accumulator cell technology area, used in solving the parameter optimization question of solidifies drying process. Its technical program is, puts the fresh board which wait the solidification dry to the solidify-drying room, starts the air blower and injects the dry wind, after the improvement, in the solidification stage, maintains the wind speed is 1-3m/s, the temperature hypothesis is 37 degrees, the humidity is bigger than 90%, the hardening time is 20-30 hours; the dry working procedure divides into before and after two stages, the before dry stage, maintains the wind speed is 3-5m/s, the temperature is 37-65 degrees, the humidity is not more than 20%, drying time is 10-20 hours; the after dry stage, maintains the wind speed is 5-7m/s, the temperature is 65-85 degrees, the humidity is not more than 20%, drying time is 2-20 hours. The invention can increased the hardness degree and the mechanical strength of the fresh board, the greatly reduced the paper abscission after drying, enhanced the processing quality of the fresh board, reduced the energy consumption and the used solidification fresh water amount, also strengthened market competitiveness of net battery.

The invention provides an isolated grouting-filling mining method for overburden rock without village migration under cut-side local pressed-coal conditions. The method comprises the following steps: according to the geological information of a mine and geographical position of a village, determining distance between the boundary line of a protective coal pillar at the cut side of a working face and a cut, determining sufficient mining distance in the direction of the working face, and comparing the distance with the sufficient mining distance so as to determine an isolated grouting-filling control area for the overburden rock; drilling a plurality of inlet wells in the control area towards a coal bed direction, wherein the final hole depth of the inlet wells is 15 to 40 times higher than the coal bed mining height above the coal bed; and when the coal face is mined to 10 to 30 m away from the inlet wells, injecting coal ash slurry in abscission zones in the rock strata above the coal face through the inlet wells until the grouting-filling control area is mined in the coal face, and completing grouting-filling coal-mining at the cut side. The method is applicable to mining of cut-side local pressed coal and can reduce loss of cut-side pressed coal and improve a mining rate; and compared with a full-working face isolated grouting-filling mining method for overburden rock, the method provided by the invention has the advantages of a small filling amount, low filling cost, good control effect on surface subsidence, and capacity of realizing coal mining without village migration under cut-side pressed-coal conditions.

The invention discloses a numerical simulation method for a coal mine abscission layer water periodical water inrush disaster. The method comprises the following steps that a numerical calculation model is established, the whole model is composed of 12 coal rock layers, the fourth layer above a second coal bed is a main sandstone aquifer, and the third mudstone layer is a key waterproof layer; when the key waterproof layer is 20 m, the length of the model in the moving direction is 600 m, the height is 300 m, the model is divided into 65,750 250*263 units, and rock mass only bears gravity stress ad water pressure; according to boundary conditions, the two ends are horizontally restrained, the bottom end is fixed, and the periphery is arranged to be a waterproof boundary. The development process of a water guide fracture is simulated through step-by-step excavation; excavation is started from the position 100 m away from the left side of the moving direction of the model, 400 m is excavated in total with the height of 5 m, 10 m is excavated in each step, and totally 40 steps are included. A computer numerical simulation means is adopted to simulate an abscission layer formation process, and periodicity of the secondary roof abscission layer water disaster is summarized.

The invention discloses a design method for bolting of an abscission roof of a roadway. The method comprises the steps that the abscission roof is defined, and whether the roof will be subjected to abscission or not is judged through lithological and mechanical model calculation; a bolt load is calculated under the separate action of abscission; and bolting parameters are designed. According to the method, a mechanical model is established, the bolt load distribution law of the abscission roof is obtained, and the bolt diameter, inter-row spacing and anchorage length are designed by solving the system bolt load.

The invention discloses a preparation method of a peony bud tea. The preparation method comprises the steps of airing, inactivating, pan-frying and sterilizing initially-bloomed peony buds to obtain the peony bud tea. According to the method, the drying speed is high, the time is short, the control is easy, the color and the shape of a peony bud can be kept to the great extent, the aroma enhancement effect is good, the sensory quality is excellent and phenomena such as charring, bud breaking and the like do not exist. Particularly, the initially-bloomed peony buds are picked, so that nutritional ingredient loss caused by ripen flower abscission can not be caused.

A method for prolonging the abscission period of ginkgo leaves is characterized by comprising the following steps: during the mature period of gingko seeds (from the last ten-day of September to the first ten-day of October) (1) loosening the soil around ginkgo tree roots, covering the ginkgo tree roots with soil or sand and the like, (2) removing the excessive branches on the periphery of ginkgo trees and overcrowded, thin and weak branches on the inner side of the ginkgo trees, and (3) spraying leaf fertilizer on the surfaces of the ginkgo leaves and pouring nutrient solution on the roots. With the method for prolonging the abscission period of the ginkgo leaves, the abscission period of the ginkgo leaves is prolonged effectively, the ornamental effect of the ginkgo leaves is improved, the abscission period can be prolonged for one to two months, the disease-resistant capacity of the ginkgo trees is improved, and the resistance of the ginkgo trees is enhanced.

The invention relates to a seed reproduction method of a plant, in particular to a seed reproduction method of purple perilla, which belongs to the technical field of plant breeding. According to the high-yield seed reproduction method of the purple perilla, the abscission loss of seeds in the fields can be reduced; the harvesting time of the seeds in the fields can be prolonged; the quality, the yield and the germination rate of the purple perilla seeds can be obviously improved; market demands can be met; a function of soil moisture conservation on soil is achieved; meanwhile, the method is simple and easy to operate.

The invention relates to a method for obviously improving the survival rate of exopalaemon carinicauda in the artificial breeding process, in particular to a method for carrying out larva separation and collection by utilizing phototaxis of larvae. The method comprises the following steps of dividing different functional regions in a spawning pool; regulating illumination in different functional regions; and installing a lifting adjustable larva collection net. In the step of dividing the functional regions, a large-aperture screen is utilized to isolate and divide the spawning pool into a parent shrimp action region and a larva collection region; and illumination regulation comprises the steps of covering the parent shrimp action region with a sunshade net and carrying out lure in the larva collection region by a fluorescent lamp. The method has the advantages that division of different functional regions and illumination regulation enable larvae and parent shrimps to be spatially and effectively separated and reduces the predation rate of the parent shrimps for the larvae, so that post-larvae yield is greatly improved; meanwhile, embryo abscission and death of the parent shrimps, which are caused by frequent sorting of the parent shrimps, are also avoided and the survival rate in the breeding process is improved; and the lifting adjustable larva collection net can be used for collecting larvae in due time according to the hatching condition of larvae, so that labor intensity is reduced and the practical value on production is improved.

The invention provides a tomato protein SLMBP21 and a tomato gene SLMBP21 for coding the protein, wherein the nucleotide sequence of the gene is shown in SEQ ID No.1. The invention has the advantages that the tomato gene SLMBP21 belongs to a tomato abscission zone developmental gene in an MADS-box gene family, is capable of inhibiting the expression of the gene SLMBP21 so as to obviously influence the development of a tomato abscission zone to produce a transgenic plant with no tomato abscission zone or an incompletely developed abscission zone. The tomato protein SLMBP21 can be used for solving the problems of blossom drop and fruit drop of various crops, vegetables, fruits and flowers and the problem of industrial picking of tomatoes; moreover, different form the situation that the development of inflorescence in a JOINTLESS mutant is affected, the development of inflorescence in the SLMBP21transgenic plant is not affected, which means that the gene SLMBP21 has higher application value.

The invention relates to a compound method for coreless power frequency induction furnace, characterized in that 1) quarts sands with six relative continuous different sizes are matched rationally; 2) drying out curves is optimized, temperature rising rate is decreased in low temperature and it is increased in high temperature, heat insulation platform moves back; 3) thickness of heat insulation layer is reduced. Because of improved formula, optimized drying out curve, innovated furnace technique, rational anti-fire structure, abscission of furnace inner wall, which is smooth, is decreased and furnace life, which is more than six months, is improved to achieve 404 furnaces step by step. It can satisfy the assembly of anode which is required by 0.3 million ton electrolytic aluminum and the current production is three times original production. Because furnace is built 6-8 times every year the consume of human, resource, financial ability is decreased widely and safely operating of main frequency furnace is guaranteed so that the pollution to circumstance is decreased as the furnace building frequency is decreased and good economical and social benefits are generated.

The invention belongs to the technical field of plant growth regulator application, and provides a red-maple-leaf-color redder method. The red-maple-leaf-color redder method includes the steps of (1)growing period topdressing, wherein topdressing is carried out on red maple trees 2 times to 3 times in April to July, and the applying amount of topdressing every time is 2 L/grain to 4 L/grain; (2)autumn coloring, wherein a coloring agent is sprayed to red-maple-leaf surfaces one time every 10 days to 15 days in August to October till at least one water drop exists in the front faces and the back faces of red maple leaves; (3) color keeping for delaying leaf abscission, wherein from the end of October to mid November, a color keeping agent is sprayed to the red-maple-leaf surfaces one timeevery 3 days to 5 days till the at least one water drop exists in the front faces and the back faces of red maple leaves, and spraying is continuously carried out 5 times or above. According to the red-maple-leaf-color redder method, time that the red maple leaves are colorful and lasting in late autumn can be effectively prolonged, and the condition can be commonly kept for 15 days to 20 days orabove.

The inVention discloses a cutting seedling growing method for rosa damascna. The cutting seedling growing method for rosa damascna comprises the steps of preparation of seedling growing beds, preparation of matrixes, preparation of cutting plugs, selection and treatment of cuttings, cutting and maintenance management after cutting, preVention and control of diseases and insect pests, foliage application of fertilizer and seedling hardening. The step of preparation of the seedling growing beds comprises the procedures of loading plugs loaded with the matrixes into abscission layer racks, then automatically controlling a micro-spraying system to spray water, using a sprayer to spray fertilizer and disinfectant, maintaining the matrixes to be humid, killing fungi and bacteria, and proViding nutrients for plants. The step of cutting comprises the procedures of inserting the treated cuttings into the matrixes of the plugs, and using disinfectant to disinfect and sterilize the cuttings and the matrixes before and after cutting. By means of the seedling growing method, cutting branches are subjected to cutting into the plugs, through the plugs, the fertilization proportion can be changedby obserVing the rooting state of the plants, in this way, the growth enVironment of the cuttings is stable in humidity and sterile, the rooting rate of the cuttings is high, and the surViVal rate ofcutting seedlings is high.

The invention discloses a foliar micro-fertilizer for grapefruit plantation and a preparation method thereof. The foliar micro-fertilizer comprises the following raw materials: phosphate fertilizer, potash fertilizer, calcium fertilizer, manganese fertilizer, iron fertilizer, boron fertilizer, zinc fertilizer, selenium fertilizer, amino acid and organosilicone. The selenium fertilizer is microbial nano-selenium. Microbial nano-selenium is bioactivated selenium fertilizer. The product can provide comprehensive nutrients for flowering and fruiting, stimulate growth and development of plants, promote absorption of nutrients and plant metabolism, increase photosynthesis and chlorophyll content, enhance bio-antioxidation effect of plants and resistance to environmental stress, improve disease resistance and stress tolerance of grapefruit, prevent abscission of blossoms and fruits, reduce pathological changes of fruits, increase yield and improve quality and mouthfeel.

The invention relates to a face brick for wall decoration, in particular to a metal face brick with a honeycomb structure which is in an integrated layer structure. The face brick is orderly provided with a panel layer, a first glue layer, an aluminium honeycomb core layer, a second glue layer and a base plate layer from the surface to the back surface. The panel layer is formed by the separated or overlapped arrangement of a plurality of metal small plates, an interval is arranged between every two metal small plates, and the base plate layer is a hollowed metal thin plate for forming light weight overlaying decorative material which is identical to the prior face brick paving and pasting construction technology, and can be tightly combined with a base layer of a wall body. With adopting the metal face brick with the honeycomb structure, the accidents of dehiscence, abscission or other dangerous accidents which conveniently occur when the prior face brick is used at construction height higher than 60m are solved, and the utilizing height limit of the existing face brick used in a high-rise building is overcome. At the time that the weight of a decorative porcelain brick is greatly lightened, the construction cost is saved with high safety, and the appearance of the building is provided with a metal qualitative sence, so the decorative effect of a metal curtain wall can be approached or be basically reached.

The invention relates to a production method of a steel blade which is arranged on a counter rotating axial main fan and is used in a coal mine containing explosive gas. The production method is characterized in that a welding hole used for plug welding is respectively arranged on an upper blade and a lower blade, the upper blade and the lower blade are connected with a blade stalk by welding the welding holes, one blade is connected with the periphery of the blade stalk through welding, and the edge of the upper blade is connected with the edge of the lower blade through welding. The invention has the advantages of long service life, safety, reliability and difficult damage and abscission, can better ensure to be used in a special environment of a mine and ensure normal running of the production.

The invention provides an artificial hybridization and pollination method for Chinese soapberry fruits. The artificial hybridization and pollination method includes the steps that hybridization male and female parents are selected; male parent pollen is collected and stored; female parent inflorescence is sleeved with a bag, and castration is conducted; pollination is conducted on the female parent in the best pollination period; female parent inflorescence is then sleeved with sulfuric acid paper bags after pollination is conducted, and the fruit development process is observed. By means of the artificial hybridization and pollination method, effective pollination of the Chinese soapberry fruits can be guaranteed, contamination to other pollen is avoided, the problem of existing Chinese soapberry fruits that abscission of fruits is caused due to poor pollination and fertilization is solved, the initial fruit setting rate is raised, hybridization of the Chinese soapberry fruits is achieved, the problem of hybridization of the Chinese soapberry fruits is broken through, quality of the fruits is improved, and the method is low in cost and easy to implement in the application process.

The invention discloses a preparation method of an alopecia preventing and hair growing liquid, which is distributed and taken by the weight portions as follows: 10 to 25 portions of leek, 20 to 35 portions of tender fleece-flower stem, 10 to 20 portions of hairs, 8 to 15 portions of tuber fleece-flower root, 7 to 12 portions of azechuan lovage rhizome, 5 to 8 portions of dry ginger, 5 to 8 portions of pepper and 6 to 10 portions of ginseng; the alopecia preventing and hair growing liquid is obtained by extracting plant essential oils and then mixing the reflux concentrated liquid soaked with alcohol. The invention relates to the alopecia preventing and hair growing liquid for improving hair growing of people and preventing hair from lesions and abscission, and is produced and prepared by using the modern scientific technology and method to extract effective constituents of the Chinese herbal medicines according to the Chinese medical theories. Compared with the similar products in the field, the product is mainly embodied that the product is applicable to the alopecia caused by various factors, and is quick and obvious in effect, thus leading new hairs to grow thick and dark.

The invention relates to a lightning conductor which carries the thermal excitation type abscission implement, belongs to the arrester and its abscission implement domain. It is composed of the arrester, the thermal exciter and abscission implement. The inferior extremity of the arrester connects with the superior extremity of the thermal exciter; the inferior extremity of thermal exciter connects with the superior extremity of the abscission implement. The arrester connects with the out-circled electric heating wire of normally open contact and the bimetallic strip in the thermal exciter; the normally open contact connects with the abscission implement, the inferior extremity of the abscission implement and the inferior extremity of the electric heating wire both connect with the earth line. The thermal exciter is composed of outer covering, superior connecting fitting, inferior connecting fitting, earth line connection bullion, strip conductor, the normally open contact, bimetallic strip and out-circled electric heating wire. The normally open contact, bimetallic strip and out-circled electric heating wire all install in the thermal excitation crustaceous atrium. When the electrical network has happened the thunder stroke voltage, the thunder current through the electric heating wire joins to the ground, no longer induces the abscission implement detonation. Once the arrester had short circuit damaged, the short-circuit current caused the heating wire to detonate the abscission implement, prevented the electrical network high pressure earth accident.

The invention discloses a breeding method for guaranteeing cotton variety ecological adaptability and yield stability. The method comprises the steps of selecting a test new strain, focally planting plants in pots, and burying the pots into a test field, wherein 8 plots of each strain are planted, and are subjected to different irrigation amount treatment respectively; setting the water using time to be July 1 st to July 20 th, keeping away from the rainy season, conducting watering at around 2 pm every day, and using a multi-point soil temperature and humidity recorder to record the change of soil temperature and humidity in real time; recording the abscission condition of cotton buds and bolls, boll-setting performance, blight and verticillium wilt indexes, and comprehensive agronomic characters of plants in the pots respectively; conducting an indoor plant test, recording the boll weights, lint percents and yields of the strains and detecting the fiber quality; analyzing the relativity of the yield, quality, resistance data recorded in tests and recorded temperature and humidity data, and locating the materials which are low in relativity or have no obvious relativity as a target material. In this way, a new strain which is insensitive to temperature and humidity change reactions and good in ecological adaptability and yield stability is sifted out.

A roof abscission layer monitoring device comprises an anchoring device (1), a steel wire winding-up and paying-off device (2), a recording device (3) and a steel wire (4). When the roof abscission layer monitoring device is in a working state, the steel wire (4) is led out from the steel wire winding-up and paying-off device (2), and penetrates the recording device (3) and is fixedly connected with the anchoring device (1), and the anchoring device (1) comprises an inner ring (11), an outer ring (12), a water-swelling material (13), a connecting rod (14), a top cover (15) and a bottom cover (16). The roof abscission layer monitoring device is suitable for monitoring a roof abscission layer during ground punching, thereby being more convenient and safer to operate and wider in monitoring range.

The invention relates to a catheter winding assembly machine which comprises a circulation bracket and a circulation locating plate fixedly arranged on the circulation bracket; a conveying rail and aconveying belt which are annular are fixedly arranged on the circulation locating plate; a pipe conveying device, a catheter joint injection molding device, a CCD burr detection device, a gas measurement and detection mechanism, a transparent shield charging mechanism, a Lure shield charging mechanism, a CCD abscission ring detection device, a catheter shaping mechanism and a catheter winding andsleeving mechanism are sequentially arranged on the circulation bracket along the conveying rail; and carriers for catheter winding are arranged on the conveying rail in the conveying direction. The probability that catheters are contaminated with germs in the winding process is low, and the safety is high; in addition, the automation degree is high, the assembly efficiency is improved substantially, and mass production is facilitated; and the catheter winding assembly machine is reasonable in integrated design, simple in structure and high in practicability.