2664 results about "Single plant" patented technology

The invention discloses a thread-guiding-type pepper selfing fruit marking method and belongs to the technical field of plant breeding. The thread-guiding-type pepper selfing fruit marking method comprises the following steps: firstly selecting selfing single plants, and marking by hanging a tag; secondly, selecting flowers about to bloom in the selected selfing single plants; threading a filament into a hand sewing needle with a certain specification (0.2-0.4mm), and tieing a knot at one end close to a needle hole; threading a guiding thread of the hand sewing needle through a pedicel part of each flower to be bloomed; leaving the tail end, about 2-3cm long, of the filament into the pedicel part as a marker of a selfing pollination flower; manually pollinating the marked flowers; and harvesting fruits with filament markers in the pedicel parts in a physiological mature period.

The invention discloses a plant cultivation method and device. The method includes: acquiring the basic information of a cultivating plant; acquiring the current information of the plant; uploading the current information; analyzing the current information and issuing cultivating information according to the basic information. By the method, the cultivating information is provided by analyzing the basic information and the current information, and cultivation conditions such as when the plant needs more water, when the plant needs less water and the required fertilizer and nutrition amount of the plant during growth of the plant can be grasped scientifically. The method is suitable of large-scale cultivation of a large amount of plants and small-scale or single-plant cultivation of precious plants and high in market application value.

The invention relates to an edible blend oil, which aims at solving the problem of the improper ratio between Omega-6 polyunsaturated fatty acid and Omega-3 polyunsaturated fatty acid in the current single plant edible oil and provides an edible plant blend oil with the ratio between Omega-6 polyunsaturated fatty acid and Omega-3 polyunsaturated fatty acid being the best, meeting the health need of Chinese residents and simultaneously being capable of controlling the amount and stability of saturated fatty acids. The technical keys are as follows: the edible blend oil is prepared with a hemp seed oil and another edible plant oil or other edible plant oils according to weight percentage; wherein, the hemp seed oil is 8 to 85 and the edible plant oil is 15 to 92; and the other edible plant oil can be as follows: grape seed oil, olive oil, camellia oil, rice bran oil, safflower oil, canola oil, sunflower oil, corn oil, linseed oil, sesame oil, rapeseed oil, soybean oil, peanut oil and other edible plant oils. The content of the saturated fatty acids does not exceed 15 percent and the ratio between Omega-6 and Omega-3 is 4-6:1.

The invention belongs to the technical field of plant breeding, and in particular relates to a single flower selfing isolation method for small chili. The method comprises the following steps: (1) selecting an excellent single plant, namely in the flowering period, selecting the excellent single plant according to a breeding objective, and marking; (2) preparing a capsule shell, namely separating a shell cap from a shell body of a hollow hard capsule shell; (3) selecting a flower bud, namely selecting a large flower bud which is expected to bloom in the next day; (4) treating the flower bud, namely holding the flower bud to be treated by one hand, holding the capsule shell, which is matched with the flower bud in size, by the other hand, slightly sleeving the flower bud with the lower opening of the capsule shell over the widest part of the flower bud, and marking a flower stalk; (5) managing after the treatment in a method which is the same as a conventional field management method for the production of small chili. The capsule shell used in the method is low in cost and does not hurt the flower bud and the flower stalk when being used, the operation is convenient and easy, and the work efficiency is high; moreover, the capsule shell with certain elasticity and permeability does not influence the cracking of anther and pollination, and thus the selfing setting rate of the small chili is high.

The invention relates to a high-yield culture technique of wheat, including land preparation, seeding, fertilizer application, watering and disease and insect control; the high-yield culture technique is characterized in that: the pattern of double sowing in one ridge with equal row distance and band seeding with broad width is adopted for sowing, and a wheat seeder with broad width is used for sowing. The high-yield culture technique has the advantages that: as the land occupying space of a single plant of wheat is enlarged, the leaves of wheat are not crowed, thus chemical weed killing effect can be greatly improved; the enlargement of the growing area of a single plant is beneficial to a robust individual and good lodging resistant effect; on the basis of fine-seeding, tillering is increased, the development of colony is reasonable, grains are not crowded, the growth state of competing for fertilizer, water and nutrition does not exist among individuals, the wheat has robust growth and strong adverse resistance, the high-yield culture technique is beneficial to large spike cultivars to form more spikes, and multi spike cultivars to form large spikes, thus facilitating larger spikes and more grains and obviously improving yield. The enlargement of the nutrition adsorption area of an individual plant is good for the development of the root system and the enhancement of vitality, and the late green functional period of wheat is prolonged, which can relatively delay the aging time of wheat and is beneficial to increasing wheat grain weight.

The invention relates to a method for planting plums. The method is suitable for the popularization and development of plum planting areas in south of Sichuan areas. The detailed technical scheme is provided emphatically from aspects of planting, tree pruning, soil and fertilizer management, the prevention and control of plant diseases and insect pests and the like by the integrated management and cultivation of seedlings of plum trees and adult trees. The method has the advantages that 1, field planting is performed according to the standard, namely 40 to 45 plants are subjected to field planting in soil per mu by a method for purifying the plums and a method for increasing the yield, and the planting number is neither more nor less; 2, yield and efficiency are high, namely the yield of a single plant of 7-age trees reached 40 to 60 kilograms in 2011; 3, benefits can be achieved for multiple times by performing field planting once, and the tree age is 30 to 35 years; and 4, cold resistance is improved. By the technology, in a chasmogamous period, the cold resistance and a fruit-bearing rate can be ensured under the condition of low-temperature overcast and rainy weather, so the plums which are stably yielded are obtained.

The invention relates to a shaping and trimming method of crowns of pear trees. The crowns are trimmed into a structure of two layers of main branches, wherein each layer of main branches comprises two main branches facing south and north, and lateral branches are left at two sides of the main branches in the horizontal direction. The shaping and trimming method has the advantages of facilitating flower bud differentiation, increasing effective photosynthetic accumulation, enhancing wind resistance, and obviously improving the commodity quality of fruit of a single-layer planar pergola shaping method; moreover, the shaping of the crowns is quick; the cultivation of crown structure can be completed to enter the early fruit period 3 years after the planting in general; the yield of a single plant can be controlled to be 6-10kg, and increases year by year; meanwhile, trimmed crowns do not contain sub-main branches; the trimming method is simple, and is easy to master; the work space of the flower and fruit management of a pear orchard can be controlled; labor and force are saved; the labor efficiency is improved; and the management cost of the orchard is reduced; in addition, the method is suitable for a flat land or a gentle slope landform undulation, and is particularly suitable for a gentle slope with the landform undulation or a slope land with the slope of less than 15 DEG.

The invention discloses a culturing method of one-ridge double-row flue-cured tobacco dislocation, comprising the following steps: (1) selecting tobacco field and preparing soil; (2) ridging; (3) applying base fertilizer; (4) transplanting; and (5) uncovering film, ridging and loading. The method has the following advantages that: (1) on the premise that the use amount of fertilizer for soil in unit area is not changed, the fertilizer use amount of single plant in flue-cured tobacco field is reduced, and the use amount of field organic fertilizer, especially oil cake fertilizer is increased to lead the field tobacco plant to present the growth of middle-plant tobacco, thus obviously improving the tobacco leaf quality; (2) compared with the conventional single ridge, the one-ridge double-row tobacco reduces the labor capability of ridging by about one third, the ridging height is obvious lower than the conventional height, thus reducing ridging labor intensity of tobacco growers; and (3) the one-ridge double-row flue-cured tobacco increases flue-cured tobacco planting density, and meanwhile, a dislocated equal plant distance planting method improves utilization rate of tobacco field to the utmost, ensures the housework operation of tobacco growers, and the row space of the ridge just satisfies growth space of tobacco plants in the field, thus ensuring the income of the tobacco growers.

The invention relates to an online non-destructive testing method which is suitable for automatically measuring and recording the total grain number, the filled grain number, the maturing rate, the grain lengths, the grain widths and the length-width ratio of a single plant or single-batch paddy rice in the paddy rice seed testing process for agricultural scientific research personnel. The digitalized paddy rice seed testing machine mainly comprises six functional modules of a bar code recognizer, a grain transfer device, an air separation device, an image acquisition device, a PLC (Programmable Logic Controller) and a computer system. The digitalized paddy rice seed testing machine can be used for separating filled grains and empty and shriveled grains by utilizing the air separation device, dynamically acquiring grain parameters by utilizing a machine vision technology and simultaneously measuring the total grain number and the filled grain number of the paddy rice, thereby overcoming a bottleneck that the traditional testing measure can not simultaneously acquire the total grain number and the filled grain number and realizing the detection to the grain-size parameters of the paddy rice at the same time of calculating the paddy rice grain number. The invention can be also widely applied to the seed testing work of other grain crops.

The present invention provides a novel method for simultaneously inhibiting the cyclooxygenase COX-2 and 5-lipoxygenase (5-LO) enzymes. The method for the simultaneous dual inhibition of COX-2 and 5-LO is comprised of administering a composition containing an individual and / or a mixture of multiple flavans isolated from a single plant or multiple plants in the Acacia genus of plants to a host in need thereof. The present also includes novel methods for the prevention and treatment of COX-2 and 5-LO mediated diseases and conditions. The method for preventing and treating COX-2 and 5-LO mediated diseases and conditions is comprised of administering to a host in need thereof an effective amount of a composition comprising an individual and / or a mixture of multiple flavans isolated from a single plant or multiple plants in the Acacia genus of plants and a pharmaceutically acceptable carrier. The present invention includes a method for isolating and purifying a composition of flavans having dual specificity for COX-2 and 5-LO from the Acacia genus of plants.

The invention discloses a 'three-selection, two-advancing and one-promotion' apple breeding method. The apple breeding method provided by the invention comprises the following steps of: (1) pollinating a castrated apple variety with excellent comprehensive characters by pollen of Xinjiang red-pulp apples, to obtain hybrid seeds; (2) stacking the hybrid seeds, and then sowing in a greenhouse for growing seedlings after breaking dormancy; (3) transplanting the seedlings to a big field, and selecting red-pulp and crisp-pulp seedlings from the seedlings at an early stage of apples; (4) respectively pollinating the castrated apple varieties with excellent comprehensive characters by pollen of each red-pulp and crisp-pulp seedling, to obtain backcross seeds; (5) stacking the backcross seeds, sowing in a greenhouse for growing seedlings after breaking dormancy, and weeding out individual plants with green leaves and reserving individual plants with red leaves at a seedling stage; and (6) transplanting the individual plants of the seedlings to the big field. Three new varieties have been selected from 2006 to 2013. At least 20-30 years are needed if a traditional method is used.

The invention discloses a bow-type cultivation trunk molding method of lythraceae lagerstroemia trunks. The method mainly includes the following steps: (1) designing trunk molds, deconstructing the molds into single-plant technical atlases, and selecting a planting bed for cultivating nursery-grown plants; (2) manufacturing and installing a supporting net frame in the planting bed; (3) manufacturing and installing a bow-shaped cultivation trunk molding ladder frame on the supporting frame; (4) carrying out bud fixing and bud picking on the nursery-grown plants; (5) binding and fixing twigs on the bow-shaped cultivation trunk molding ladder frame; (6) unbinding and exchanging binding objects which are not beneficial for trunk growth; (7) carrying out multi-point nurse grafts on the bow-shaped trunks according to molding design; and (8) cultivating in a healing mode, constructing crowns, the trunks and branches, and forming the target molds. The bow-type cultivation trunk molding method of the lythraceae lagerstroemia trunks is creative. Moreover, the nurse grafts can be carried out on single plants of the certain number to obtain the molded trunks, molding time is shortened, and characters, patterns or three-dimensional bodies can also be molded on planes or curved surfaces of the trunks.

The invention provides a conveying belt and rotating disc combination type seedling feeding device for feeding pot seedlings in the transplanting process of a transplanter, comprising a rack, a conveying table, a pot dividing rotating disc and a seedling leakage baffle, wherein the rack is fixedly provided with a ground wheel, a rotating disc power wheel and a conveying belt power wheel; the conveying table is fixedly arranged on the rack through a conveying belt bracket and used for conveying the pot seedlings; the pot dividing rotating disc is fixedly arranged on the rack through a pot dividing rotating disc bracket and used for dividing single plants of the pot seedlings; the seedling leakage baffle is horizontally and fixedly arranged on the rack and positioned just below the pot dividing rotating disc, and a seedling leakage opening corresponds to a seedling inlet of a seedling guide pipe and is used for feeding the pot seedlings into the seedling guide pipe for equivalent time. The conveying belt and rotating disc combination type seedling feeding device has fast and stable seedlings sequencing and feeding operation, simple structure and convenient operation, not only enhances the seedlings feeding efficiency of the transplanter, but also reduces the operation intensity.

The present invention provides a novel method for inhibiting sugar-induced weight gain resulting from fructose and glucose driven lipogenesis. The method for inhibiting sugar-induced weight gain is comprised of administering a composition comprising a mixture of Free-B-Ring flavonoids and flavans synthesized and / or isolated from a single plant or multiple plants, preferably in the Scutellaria and Acacia genus of plants to a host in need thereof. The present also includes novel methods for the prevention and treatment of diseases and conditions resulting from high carbohydrate ingestion. The method for preventing and treating these sugar-induced diseases and conditions is comprised of administering to a host in need thereof a therapeutically effective amount of a composition comprising a mixture of Free-B-Ring flavonoids and flavans synthesized and / or isolated from a single plant or multiple plants, preferably in the Scutellaria and Acacia genus of plants and a pharmaceutically acceptable carrier.

The invention belongs to the fields of a gene sequence and an obtaining method of the gene sequence, and particularly relates to an obtaining method of an SNP (single nucleotide polymorphism) site and a CAPS (cleaved amplified polymorphic sequence) mark interlocked with a citrullus lanatus fruit bitter taste gene Bt (bitterness). The SNP site and the CAPS mark interlocked with the citrullus lanatus fruit bitter taste have nucleotide base sequences in SEQ ID NO:1-2 in a sequence table. The citrullus lanatus fruit bitter taste gene is primarily positioned by screening a bitter taste single plant in an RILs colony and combining with the high-density genetic map information of the citrullus lanatus; the candidate SNP site interlocked with the character is combined with separate colony verification analysis and natural colony verification analysis; the mark tightly interlocked with a target character is obtained; the SNP site and the CAPS mark can be applied to improvement of citrullus lanatus variety and molecular assisted breeding; a technical support is provided for molecular breeding of the citrullus lanatus quality; and meanwhile, the traditional gene positioning time is greatly shortened.

The invention discloses a ring trunk growth shaping method for Lagerstroemia trees in Lythraceae. The method mainly includes firstly, combining trunk shapes according to classes of ring truck shapes; secondly, destructing the trunk shapes to obtain technical maps of single trunks; thirdly, performing improvement of soil fertility, and planting seedlings together for growth management; fourthly, inarching the seedlings planted together, and making and erecting a support frame and a ring trunk growth shaping ladder system; fifthly, subjecting the trunk growth seedlings to bud fixing and bud picking; sixthly, tying twigs to the shaping ladder assembly, and inarching adjacent ring trunks after the twigs thicken naturally and connect with each other; and seventhly, heal-cultivating. The method breaks the shaping methods of trunks of Lagerstroemia trees in Lythraceae, allows for rich trunk shapes, requires shorter shaping time, and enables ornamentality and commodity value of the trunks to be higher. The ring trunk growth shaping ladder system is continuously available for many years, is available for precise production and bath replication of single plants, and is conducive to implementation of standard and large-scale production and formation of special industry.

The invention relates to an arbor cultivation method for loropetalum chinense varrubrum, which belongs to the technical field of forest tree cultivation. The method comprises the following steps: culture of seedling, primary transplanting, single plant fixation, secondary transplanting and grown tree fixation. The method has the advantages that: the cultivation method adopted can cultivate loropetalum chinense varrubrum in a shrub growing mode into loropetalum chinense varrubrum which grows red leaves around the year, booms twice, and grows in an arbor mode so as to fill the variety blank that the pior arbor has red autumnal leaves but do not bloom or blooms with falling leaves, and can cultivate various forest models of the loropetalum chinense varrubrum for beautifying the environment; meanwhile, the method is simple and easy to learn, and is convenient to popularize and apply.

The invention belongs to the field of a banana farming method, and particularly relates to a no-till farming method for inhibiting banana vascular wilt from spreading in a banana plantation. By utilizing the method, the banana vascular wilt can be effectively inhibited from spreading in the banana plantation. The method mainly comprises the steps of: treating a single plant with banana vascular wilt in the banana plantation and carrying out the no-till farming. According to the method, the soil turning in the banana farming process can be furthest reduced, so that the stability of soil in the banana plantation can be maintained, the soil spreading approaches of banana vascular wilt bacteria along with the turning of soil in the banana plantation can be effectively decreased, the incidence probability of the banana vascular wilt in the banana plantation can be lowered, the banana vascular wilt can be effectively inhibited from spreading in the banana plantation; in addition, no-tillage is beneficial to maintaining the soil clustering structure, the soil fertility can be favorably improved, and through the no-till farming, the labor workers for management can be obviously saved, the production cost can be lowered, and the farming benefits can be increased.

The invention discloses a high-yield planting method for hot pepper. The method comprises the steps of seed selection and pretreatment, seedling growing, land preparation and fixed planting, water-fertilizer management, pest control and prevention and harvesting. By adopting the planting method, the yield per mu of hot pepper can be up to 2,000-3,000 kilograms, a single hot pepper plant grows over 50 pieces of hot pepper, and each piece of hot pepper weighs over 0.6 gram. The hot pepper planted with the method is natural and nuisanceless, has high quality, is consistent with the growing rule, is low in planting cost, has high benefit and is more suitable for large-scale planting.

This invention is intended to be used to search for a transcription factor having novel functions of increasing the weight of an individual plant, increasing the weight of a given tissue per individual plant, or improving the productivity of a given substance per individual plant and to improve such properties in the plant. The weight of an individual plant is increased, the weight of a given tissue per individual plant is increased, the productivity of a given substance per individual plant is improved, or the content of a given substance per given tissue of a plant is increased via expression of a transcription factor that has been modified to suppress transcription accelerating activity.

The invention relates to a method for preparing Pu'er tea and serial products by inoculating bacterial. The invention employs Yunnan bold leaf fresh primary tea or teabush fresh tea as raw material, sprays mixed bacterial and water onto tea stack, mixing uniformly tea, bacterial and water for fermentation to produce PUí»er tea. Puí»er tea capsule can be got by further process. The invention sifts out dominant bacterial from different Puí»er tea producing area and different fermentation phase, then proceeds artificial inoculation for single plant and combined bacterial fermentation, and studies the toxicology of chosen bacterial. It is studied that the chosen bacterial is safe with low toxicity; the fermentation temperature increase is fast for artificial inoculation, the growth of bacterial filament is fast, the color change of tea is earlier, and the periodic time is shortened by 2 / 3 than that of original fermentation tea, which reduces and avoids mite growth.

The invention provides a single-plant tree point cloud automatic extraction method based on vehicle-mounted laser scanning data, and the method mainly comprises two big steps: obtaining point clusters, called as a candidate tree clusters, from the vehicle-mounted laser scanning data based on the rough classification of cluster features, wherein the point clusters may comprise trees; extracting a single-plant tree point cloud from each candidate tree cluster based on two-stage voxel regional growth. The method combines the overall and local geometrical characteristics of trees, can automatically recognize the seeds of single-plant trees in a complex environment, respectively sets different growth rules for the growing of tree trunks and crowns, and achieves the extraction of the single-plant trees. Meanwhile, compared with other single-plant tree extraction algorithm, the method achieves greater improvement on the extraction integrity and accuracy of trees, the extraction precision of a single-plant tree point cloud and the extraction in the complex environment, and can be used for further information extraction of trees.

The invention discloses a high-sugar and low-protein tilapia feed. Based on the total mass fraction of 100%, it consists of the following components: fish meal: 0-3%, soybean meal: 16-20%, rapeseed meal: 18-21%, cotton meal: 12-16%, secondary meal: 39- 42%, soybean oil: 2-3%, choline chloride: 0.2-0.5%, sodium chloride: 0.1-0.5%, calcium dihydrogen phosphate: 1-2%, vitamin B1: 0.004-0.006%, vitamin B6: 0.002-0.004%, zinc sulfate: 0.02-0.04%, chromium chloride: 0.0001-0.0003%, vitamin premix: 0.1-0.2% and mineral premix: 0.5-1%. The invention maximizes the amount of secondary powder in the feed, adds several plant protein sources to overcome the problem of amino acid imbalance of a single protein source, and at the same time significantly reduces the amount of fish meal. By optimizing and adjusting the feed formula, supplementing suitable vitamin and mineral premixes to adjust the sugar utilization ability of tilapia, so that the tilapia can make good use of the sugar compound of the present invention, avoiding the damage of fish liver caused by high sugar, Fatty liver is formed, and even the fish body becomes obese, and the symptoms of "big belly" appear.

The invention relates to a culture medium composition suitable for the rooting of blue berry plantlets and the method. The procedures of the invention are that: first, the preparation of rooting medium and the weight of the rooting medium contained in every liter is that: firstly, a basic medium: 1 / 2WPM culture medium, wherein white sugar 20g / L, pH5.2 to 5.4; secondly, culture medium supporting substance: perlite, 150 to 200g / L; thirdly, the rooting medium: 1 / 2WPM+IBA 0.03 to 0.1mg / L. Second, the single plant cultivated for 40 to 50 days in a multiplication medium and having a length of more than 3 to 5 centimeters is inoculated to the rooting medium; after 20 to 25 days, a plurality of roots are grown at the basal of the seedling. Third, the domestication and the transplantation of tissue culture seedlings: the rooted tissue culture seedlings of the second step having a length of more than 3 to 7 centimeters are directly transplanted into a growing media without washing the root section. The invention has the advantages that: the provided blue berry rooting optimized medium has strong pertinence and good applicability; the culture medium supporting substance can be reused; the transplanting survival rate is more than 90%; running water and white sugar are used in the invention to replace distilled water and sucrose, therefore tissue culture cost is saved.

The present invention provides a novel composition of matter comprised of a mixture of two specific classes of compounds—Free-B-Ring flavonoids and flavans—for use in the prevention and treatment of diseases and conditions associated with mouth, gums and teeth. This composition of matter simultaneously inhibits cyclooxygenase (COX) and lipoxygenase (LOX) enzymatic activity and reduces cytokine production at the mRNA level in normal, aged and damaged periodontal cells and tissues. This invention further provides a method for the prevention and treatment of diseases and conditions of the mouth, gums and teeth. The method for preventing and treating diseases and conditions of the mouth, teeth and gums is comprised of administering to a host in need thereof a therapeutically effective amount of a composition comprising a mixture of Free-B-Ring flavonoids and flavans synthesized and / or isolated from a single plant or multiple plants, preferably in the Scutellaria, Oroxylum, Acacia or Uncaria genus of plants and pharmaceutically and / or cosmetically acceptable carriers. Finally the present invention provides a method for the prevention and treatment of diseases and conditions of the mouth, teeth or gums, including but not limited to periodontal diseases, such as gingivitis, periodontitis, pulpitis, periodontal conditions caused by the physical implantation of oral dentures, trauma, injuries, bruxism, neoplastic and other degenerative processes; material alba, pellicles, dental plagues, calculus, and stains. Use of the composition described herein also affords the benefit of maintaining optimum saliva production and pH, minimizing bacterial growth, reducing the formation of pellicles and plague, inhibiting tooth decalcification and tooth caries (decay), promoting remineralization, which yields healthy gums, whitening teeth, maintaining healthy oral hygiene and reducing oral malodour (halitosis).

The present invention provides a novel composition of matter comprised of a mixture of two specific classes of compounds—Free-B-Ring flavonoids and flavans—for use in the prevention and treatment of diseases and conditions associated with the skin. This composition of matter simultaneously inhibits cyclooxygenase (COX) and lipoxygenase (LOX) enzymatic activity in normal, aged and damaged dermal cells and tissues. This invention further provides a method for the prevention and treatment of diseases and conditions of the skin mediated by cyclooxygenase (COX) and lipoxygenase (LOX). The method for preventing and treating COX and LOX mediated diseases and conditions of the skin is comprised of topically administering to a host in need thereof a therapeutically effective amount of a composition comprising a mixture of Free-B-Ring flavonoids and flavans synthesized and / or isolated from a single plant or multiple plants, preferably in the Scutellaria and Acacia genus of plants and pharmaceutically and / or cosmetically acceptable carriers. Finally the present invention provides a method for the prevention and treatment of COX and LOX mediated diseases and conditions, including but not limited to sun burns, thermal burns, acne, topical wounds, minor inflammatory conditions caused by fungal, microbial and viral infections, vitilago, systemic lupus erythromatosus, psoriasis, carcinoma, melanoma, as well as other mammal skin cancers, skin damage resulting from exposure to ultraviolet (UV) radiation, chemicals, heat, wind and dry environments, wrinkles, saggy skin, lines and dark circles around the eyes, dermatitis and other allergy related conditions of the skin. Use of the composition described herein also affords the benefit of smooth and youthful skin with improved elasticity, reduced and delayed aging, enhanced youthful appearance and texture, and increased flexibility, firmness, smoothness and suppleness.

The invention relates to a molecule tagging method for a brown paddy plant hopper resistant master gene Bph3 of rice cultivars, which belongs to the technical field of genetic thremmatology. The brown paddy plant hopper resistant master gene Bph3 of an insect resistant variety Rathu Heenati is obtained by genetic linkage analysis of the brown paddy plant hopper resistant level of gene types of various single plants of F2 and various genealogies of F 2:3 obtained after hybridization of the insect resistant rice variety Rathu Heenati (female) and an insect susceptible variety 02428(male). The gene is positioned between a molecular marker A4 and a molecular marker RM16533, and the selection efficiency of three Indel indexes namely RH784, RH786 and RH007 of the interval is approximately 97 percent. Detection is made whether the insect resistant variety Rathu Heenati and derivative varieties (systems) of the insect resistant variety Rathu Heenati contain the master gene through the molecular markeres of the brown paddy plant hopper resistant master gene; the brown paddy plant hopper resistance level of the master gene can be predicted; and the selection efficiency of brown paddy plant hopper resistant rice can be greatly improved.

The present invention provides a novel method for preventing and treating memory and cognitive impairment resulting from oxidative stress, inflammation and the process of aging, as well as, neurodegenerative conditions. The method is comprised of administering a composition comprising a mixture of Free-B-Ring flavonoids and flavans synthesized and / or isolated from a single plant or multiple plants to a host in need thereof. The present also includes a novel method for simultaneously inhibiting expression of pro-inflammatory cytokines, preventing ROS generation and augmenting anti-oxidant defenses. The activity of this composition is conducive to ultimately preserving cognitive function and providing a level of neuroprotection.