138 results about "Mikania micrantha" patented technology

The invention discloses a method of utilizing replacement control and herbicide application to control mikania micrantha, and belongs to the technical field of comprehensive prevention and control to the exotic invasion pest. The method comprises the following steps: when mikania micrantha is emerged and grows for 30 days, planting and sticking simple-link sweet potato seedlings with length of 5-7 cm for 10 days between the mikania micrantha seedlings, and at the same time, spraying bentazone at the dosage of 48-72 g/mu. Compared with the single application of bentazone, 60-90 days after administration, the control effect is improved by 2.52-20.44%; compared with the single sweet potato replacement control, 60-90 days after administration, the control effect is improved by 14.12-38.39%; compared with the single application of bentazone at the dosage of 72 g/mu, the dosage is reduced by 33% when the planting density ratio of the sweet potato to mikania micrantha is 2.6:1, and the control effect is improved by 0.2-1.51%, 60-90 days after administration. The method has the characteristics of high efficiency, safety and long-lasting control.

The invention discloses an application of berberine as an herbicide. It is found through researches that berberine has an obvious weeding effect of clearing various weeds. In particular, berberine mixed with other herbicides such as glyphosate or acetochlor has a better weeding effect, wherein the mass ratio of berberine to other herbicide is preferably 1-2: 1. Berberine can be used to observablyinhibit the root growth or plant growth of weeds such as water lettuce, water hyacinth, duckweed, Arabidopsis thaliana, Bidens pilosa, Celosia argentea, Conyza bonariensis, Mikania micrantha and the like, and has a good weeding effect.

The invention relates to a seedling culturing substrate block and a preparation method thereof. The seedling culturing substrate block provided by the invention comprises Eupatorium adenophorum as a major ingredient. The major ingredient of the seedling culturing substrate block provided by the invention comprises one or more of Flaveria bidentis, Mikania micrantha, Eupatorium odoratum, guayule, Cenchrus Paciflorus and Solanum rostratum, and the content of the major ingredient is 20-50 wt%; the major ingredient comprises peat or vermiculite, and has the content of 50-80 wt%; and the auxiliarymaterial comprises a nutrient ingredient and a regulator, and has the content of 1-2 wt%. By using the seedling culturing substrate block provided by the invention, nutrients needed by plant growth and contained in a conventional seedling culturing substrate can be provided; meanwhile, roots of seedlings can be promoted to grow and the survival rate of plant breeding is increased because the Eupatorium adenophorum is added to the raw materials.

The invention relates to a microsclerotium bacterial strain and a method for biological weed control therewith, belonging to the application of microorganism for agricultural plant protection. The microsclerotium bacterial strain is (SC64) CGMCC with number thereof being NO.2934. The use dosage of weeding bacterial particles obtained by solid fermentation of the bacterial strain ranges from 30g.m-2-150 g.m-2, and the weeding bacterial particles can be applied to poaceae crops such as corn, rice, wheat, barley, sugar cane, kaoliang, millet and poaceae plants such as lawn bermuda grass, zoysia japonica, festuca arundinacea, poa annua, agrostis stolonifera, axonopus compressus, eremochloa ophiuroides, ditch millet to control growth of broad-leaf weed. In addition, in particular, the weeding bacterial particles can be applied to control destructive invasive foreign weeds such as eupatorium adenophorum, solidago canadensis, horseweed herb, conyza sumatrensis, flaveria bidentis, mikania micrantha, annual fleabane herb and fragrant eupatorium herb. 80% of the target weeds can be brought under control, thus having the characteristics of safety and environmental friendliness.

The invention provides a method for replacing and controlling mikania micrantha by dendrocalamus brandisii. The method for replacing and controlling the mikania micrantha by the dendrocalamus brandisii is characterized by comprising the steps that the dendrocalamus brandisii is planted on an area where the mikania micrantha grows and the dendrocalamus brandisii can be grown according to the row spacing and line spacing of 3-6 m * 4-6 m, the dendrocalamus brandisii is cultivated for two to three years, and then the dendrocalamus brandisii can gradually replace the mikania micrantha to grow and spread until the mikania micrantha is completely restrained. According to the method for controlling the mikania micrantha, in addition to being capable of completely restraining the growth of the mikania micrantha and controlling spreading of the mikania micrantha, the bamboo wood, the bamboo shoots and the processed products of the dendrocalamus brandisii can further be harvested; the advantages of being environmentally friendly, small in investment, quick in effect, simple and easy to achieve, easy to learn and command and easy to popularize are achieved, the ecological benefits and ornamental value are obvious, production and income increasing can be promoted, and the land utilization rate is improved.

The invention discloses Taiwania flousiana Gaussen with herbicidal activity and an application of Taiwania flousiana Gaussen and an application of a Taiwania flousiana Gaussen extract as a herbicide. The research finds that the Taiwania flousiana Gaussen and the Taiwania flousiana Gaussen extract have the efficacies of remarkably inhibiting germination, synthesis of chlorophyll a and growth of multiple classical farmland weeds, invasive weeds and aquatic weeds such as crab grass, amaranthus retroflexus, tropic ageratum herb, feather cockscomb, Bidens pilosa, mikania micrantha, Pistia stratiotes and spirogyra, have remarkable inhibition effects, can be applied to the prevention and kill-off of the farmland weeds and can be developed into efficient and pollution-free environment-friendly herbicides, or a lead compound is provided for the creation of novel herbicides; and the Taiwania flousiana Gaussen and the Taiwania flousiana Gaussen extract have remarkable social and economic benefits and good application prospects.

The invention provides a method utilizing cuscuta reflexa for controlling mikania micrantha. The method specifically includes: cutting out stem vine tips of the cuscuta reflexa; inserting 2-3 cut stem vine tips into a container containing water to obtain cuscuta reflexa reproductive blocks; placing 20-30 cuscuta reflexa reproductive blocks every 100m<2> in a mikania micrantha generation area, winding stem vines of the upper portion of the cuscuta reflexa reproductive blocks on tender stems of the cuscuta reflexa by 2-3 circles, or assisting the stem vines of the upper portion of the cuscuta reflexa reproductive blocks to climb on the tender stems of the cuscuta reflexa, naturally growing until cuscuta reflexa stems form haustoria fixed on the mikania micrantha, and completing invasion of the cuscuta reflexa on the mikania micrantha, so that the mikania micrantha is invaded, parasitic and killed and is prevented from scattering and spreading. The method is simple, feasible, pollution-free, extremely environment-friendly, low in cost and good in prevention and control effect, and has the advantages of remarkable economic, social and ecologic benefits and the like. Mikania micrantha coverage can reach above 90%, and for mikania micrantha generation areas free of important concomitant economic crops, spreading and scattering of the mikania micrantha is controlled effectively and continuously.

The invention provides a method for controlling mikania micrantha by using dendrocalamus latiflorus. Dendrocalamus latiflorus plants are planted at areas where the mikania micrantha grows and which are suitable for growth of the dendrocalamus latiflorus according to a line spacing of 3m*4m to 5m*6m and are tended for 3-4 years so as to substitute the mikania micrantha until the mikania micrantha is completely and continuously restrained. According to the method for replacement control over the mikania micrantha, the growth and the spread of the mikania micrantha can be completely restrained, and bamboo, bamboo shoots and processed products of the dendrocalamus latiflorus can also be harvested; the method has the characteristics of environment friendliness, less investment, high income, fast return, simpleness, easiness and easiness in popularization; the ecological benefit and the ornamental value are obvious, the production increase and income increase can be promoted, and the land utilization rate can be improved.

The invention provides a method for using China fir to control mikania micrantha. The method includes: planting China fir seedlings in areas with the mikania micrantha and suitable for China fir growth according to the plant row distance of 1-1.5m*1.5-1m, and cultivating the China fir for 3-4 years to gradually replace the mikania micrantha until the mikania micrantha is completely contained. By the method, the growth of the mikania micrantha can be contained completely, spreading of the mikania micrantha is controlled, and China fir timbers and products machined by the China fir can be acquired. In addition, the method is environmental friendly, low in investment, high in earnings, fast to become effective, simple, practical, and easy to popularize.

The invention discloses replacement control of pachyrhizua angulatus to invasive weed mikania micrantha. It is discovered that the pachyrhizua angulatus can be regarded as a species which replaces andcontrols the mikania micrantha to inhibit invasion of the mikania micrantha. Pachyrhizua angulatus seeds are planted in soil of South China where the mikania micrantha is removed in advance, the pachyrhizua angulatus can rapidly occupy the vacant ecological niche after the mikania micrantha is removed, and the effect that the mikania micrantha are effectively controlled can be achieved at a relatively low density. Meanwhile, along with the increment of the cover degree of the pachyrhizua angulatus, photosynthesis of the mikania micrantha can be lowered, growth of the mikania micrantha is inhibited, landing and germination of mikania micrantha seeds can also be effectively stopped, and the mikania micrantha is prevented from establishing a new population. Quantity increment of the pachyrhizua angulatus seeds is beneficial for spreading and stability of the mikania micrantha population. In the soil where the pachyrhizua angulatus seeds are sowed, the species diversity is improved, the stability of the ecological system is improved, and the ability to resist exotic species invasion is improved.

The invention discloses a method of preventing and controlling invasion of plant mikania micrantha in a mangrove forest. The method comprises the following steps: breeding soybean bag seedlings, and inoculating semen cuscutae on the soybean bag seedlings after the soybean bag seedlings grow to the height of 20cm, thus obtaining semen cuscutae bag seedlings after the semen cuscutae are attached to the soybean bag seedlings; fixing the semen cuscutae bag seedlings on branches of mangrove plants enwound by the mikania micrantha, and building an isolation water way at one side, close to the land, of the mangrove forest; sealing a beach and maintaining. By adopting the method, spreading and pervading of the mikania micrantha can be effectively controlled, thus realizing ecological ideas of ''preventing and controlling external species by native species'' and ''treating grass by grass''; safety and harmlessness to environment are realized, the control effect is lasting, the preventing and controlling cost is low, and a mangrove forest community harmed by mikania micrantha invasion can be recovered most economically and effectively.

The invention provides and discloses a formula, a processing method and an application method of a herbicidal composition for prevention and control of malignant invasive alien plant Mikania micrantha. The chemical structural general formulas of the effective components of the composition are shown as the following. Specifically, the composition is composed of A, which is one of 2, 4-D acid, 2, 4-D sodium salt, 2, 4-D ethanolamine salt, 2, 4-D isopropylamine salt, as well as 2, 4-D butyl ester, and B, which is one of clopyralid, clopyralid sodium, clopyralidammonium, a clopyralid isopropylamine salt, as well as clopyralid butyl ester, or the composition is composed of A, which is one of 2, 4-D sodium salt, 2, 4-D ethanolamine salt, 2, 4-D isopropylamine salt, as well as 2, 4-D butyl ester, and C, which is one of picloram, a picloram sodium salt, a picloram ethanolamine salt, a picloram isopropylamine salt, as well as picloram butyl ester.

The invention provides a protection forest belt construction method for preventing and treating a mikania micrantha spreading risk. A macaranga tanarius and X mode is adopted for grown plants for resisting growth of mikania micrantha, X is at least one of heteropanax fragrans, endospermum chinense and cinnamomum burmanni, and macaranga tanarius is planted at the outmost portion. The protection forest belt construction method has the advantages that the mikania micrantha H.B.K is prevented and controlled with an ecological means, the environment is not polluted, and the long-term effectiveness is achieved; the mikania micrantha can be prevented and treated, the vegetation coverage rate of an original area can be further improved, and the effect of ecologically reforming and recovering the risked environment is achieved; manpower supports and financial supports are needed to be invested only in the initial protection forest belt construction period, and investment is basically not needed after a protection forest is established.

The invention provides a method for preventing and treating mikania micrantha by mixing fluroxypyr and ametryn, comprising the specific steps as follows: (1) proportion: the proportion by weight of the fluroxypyr to ametrex is 1: 7.5-15; (2) application: respectively dissolving the fluroxypyr and the ametrex, then mixing the two and adding water for spraying in the period from the sprout to the blossom of the mikania micrantha; (3) dosage: 6-8 g/667m2 of fluroxypyr, 60-80 g/667m<2> of ametryn, and 45-75 L of water. The method has remarkable synergistic effect, improves the prevention and treatment effect on the mikania micrantha by 5.25-14.25%, and greatly reduces dosage and lowers the prevention and treatment cost. The application for once can control the occurrence and harm of the mikania micrantha in 12-18 months, decrease the application frequency of the herbicide and realize lasting control. The method can be applied during the period from the seedling to the bud of the mikania micrantha, so that the limitation that the other herbicides only can be applied before the sprout or during the growth of the mikania micrantha is solved. The herbicide formula not only can prevent and treat the mikania micrantha during the growth, but also has better function for the root-sprouted and seed-sprouted mikania micrantha potential population, and realizes the dual purposes of stem leaf treatment and soil sealing treatment.

The invention relates to the field of unmanned aerial vehicle monitoring and discloses a device and a method for hyperspectral remote sensing extraction of mikania micrantha based on an unmanned aerial vehicle platform. The method comprises the following steps: S1, carrying a hyperspectral data acquisition module through an unmanned aerial vehicle platform, planning an air route, flying in a mikania micrantha concentrated growing region, to obtain hyperspectral data; S2, carrying out radiation correction processing on the hyperspectral data, including noise removal and reflectance inversion processing; S3, carrying out geometric correction processing on the hyperspectral data to improve interpretation precision of the data; S4, extracting spectral features and selecting texture features based on a hyperspectral data image of the step S3, classifying the images by combining the spectral features and the texture features, and extracting a coverage area of mikania micrantha; S5: making amikania micrantha coverage map according to the coverage range. The hyperspectral extraction technology of mikania micrantha provided by the invention enables mikania micrantha to be accurately delineated and positioned, and realizes automatic and intelligent extraction.

The invention discloses a medicine for preventing and treating mikania micrantha, which comprises major ingredients of atrazine, 2, 4-D butyl ester and widepeint. The medicine comprises the following ingredients in percentage by weight: 5 to 70 percent of atrazine, 10 to 75 percent of 2, 4-D butyl ester, 1 to 50 percent of widepeint and 1 to 10 percent of organic solvents, wherein the atrazine adopts 40 percent of atrazine suspending agents or 50 percent of atrazine wettable powder, the 2, 4-D butyl ester adopts 72 percent of 2, 4-D butyl ester missible oil or 82 percent of 2, 4-D butyl ester missible oil, the widepeint adopts 6.9 percent of widepeint missible oil or 8.05 percent of widepeint missible oil, and the organic solvents adopt terpene substances, preferably pentadiene or alpha-terpinene. The medicine composition aims at simultaneously generating the prevention and treatment effect on the strong growth parts, nutrition conveyance parts or root system parts of the mikania micrantha. The medicine of the invention has the advantages of safety, high efficiency and economy when being used for preventing and treating the mikania micrantha, and in addition, the medicine effect can not be influenced by drizzle or moderate rain with one hour after the medicine spraying.

The invention provides a mikania micrantha neck mirid sex attractant. Palmitic acid is dissolved in dichloromethane, and the concentration is controlled at 10<-5>g/mL. The mikania micrantha neck mirid sex attractant has a relatively strong attracting effect on mikania micrantha neck mirid sex-maturity male imagoes and has the advantages of environmental friendliness, low cost and simple manufacturing process. The mikania micrantha neck mirid sex attractant can be used for entrapping and gathering the mikania micrantha neck mirid sex-maturity male imagoes, protecting and controlling mikania micrantha, continuously controlling the diffusing and overspreading of the mikania micrantha and providing an important technology and product support for the biological control over the mikania micrantha.

The invention relates to the technical field of ecological control, and discloses a method for replacing and controlling Mikania micrantha H.B.K. by utilizing Stylosanthes guianensias. According to the method, the Stylosanthes guianensias. is planted on land growing with the Mikania micrantha H.B.K.; the growth of the Mikania micrantha H.B.K. can be inhibited by the Stylosanthes guianensias.; andexperiments prove that the fresh weight control effect of the planted Stylosanthes guianensias. on a single plant of the Mikania micrantha H.B.K. can reach 63.01%, the dry weight control effect on theMikania micrantha H.B.K. can reach 68.70%, the main stem length of the Mikania micrantha H.B.K. can be decreased by 81.2%, and the first-stage branching number of the Mikania micrantha H.B.K. can bedecreased by 68.6%.

The invention discloses an organic matrix applicable to plantation of vegetable and fruit and a making method thereof, belonging to the field of fertilizer. The organic matrix applicable to plantation of vegetable and fruit comprises the following raw materials: Mikania micrantha, reed stems, mud, sawdust, straw coal, biomass coke, rice husks, limestone, perlite, decayed leaves, livestock manure, beneficial microorganism floras and non-metallic minerals. The organic matrix is rich in nutrients, green and environment-friendly and can promote growth of vegetable and fruit; and the making method is simple, easy to learn, convenient to operate, short in consumed time, high in efficiency and suitable for vigorous development in the field of agriculture.

The invention discloses an ecological control method for Mikania micrantha. The ecological control method for Mikania micrantha comprises the following steps: planting Bauhinia glauca seedlings in a control area of Mikania micrantha, and cultivating the Bauhinia glauca seedlings. The ecological controlmethod for Mikania micrantha utilizes the rapid growth characteristic of Bauhinia glauca to realize the purpose of inhibiting growth of Mikania micrantha through rapidly occupying ecological niches of Mikania micrantha, and effectively shortens the cultivation period. In addition, the characteristic of perennial vines of Bauhinia glauca is utilized for shortening the spacing between adjacent Bauhinia glauca, and is combined with the rapid growth characteristics of Bauhinia glauca to avoid re-invasion of Mikania micrantha, and further, ecological control of Mikania micrantha is long-lasting and sustainable, thereby effectively reducing the economic cost of ecological control of Mikania micrantha and improving the ecological control effect of Mikania micrantha.

The invention discloses a gene diagnostic reagent kit and a detection method of mikania micrantha wilt virus. The reagent kit comprises two pairs of specificity primers which are respectively MMWV RNA1 F: 5'-TGAGGAATTGGGAAGGTC; MMWV RNA1 R: 5'-CGACTCGGCGTCATAAAC; MMWV RNA2 F: 5'-GGAATCCCTGAAACTATGC and MMWV RNA2 R: 5'-TGCTCCACCAATCACAACA. The detection method includes the following steps: (1) extracting RNA of a plant sample to be detected; (2) adding the two primers in the RNA and respectively obtaining two cDNA after polymerase chain reaction (PCR) amplification; and (3) respectively addingtwo primers into the cDNA and obtaining two amplification products after PCR amplification and conducting electrophoresis. If a first amplification product has a bright strip belt at 329bp and simultaneously a second amplification product has a bright strip belt at 364bp, MMWV is positive, and the fact that the plant sample to be detected carries the mikania micrantha wilt virus can be proved. The reagent kit and the method can amplify relative gene segments of the sample to be detected and carrying the MMWV virus in specificity mode, and a built PCR reaction system ensures quickness, stability and accuracy of the detection result.

The invention provides a mikania micrantha neck mirid adult attractant, which is characterized in that myrcene is dissolved in dichloromethane until the concentration is 10<-4>g/mL. The mikania micrantha neck mirid adult attractant has strong attraction effect. The mikania micrantha neck mirid adult attractant has the advantages of friendly environment, low cost and simple making technology. The mikania micrantha neck mirid adult attractant can be used for trapping and aggregating mikania micrantha neck mirid imago to prevent and control mikania micrantha, continuously controls the diffusion and propagation of mikania micrantha, and provides important technology and product support for preventing and treating mikania micrantha.

The invention relates to a method of using phyla to perform replacement control on mikania micrantha. The method comprises the following steps of planting phyla in an area planted with mikania micrantha, and controlling the ratio of planting density of phyla and mikania micrantha to be (1 to 3):1. The method has the advantages that the generation density of mikania micrantha is effectively reduced, and the growth and propagation are inhibited; the perennial plant of phyla can perform sustained control on mikania micrantha; the method is simple, is easy to implement, and is suitable for being popularized.

The invention discloses a method for utilizing compensatory response differences of an invasive plant mikania micrantha to conduct physical prevention and control, and relates to the technical field of plant protection in prevention and control of invasive plants. According to the method, the physical prevention and control are achieved according to the compensatory response capability differencesbetween the invasive plant mikania micrantha and local plates; through selection of compensatory responses, selection of compensatory levels and periods, selection of the compensatory differences between the invasive plant mikania micrantha and the local plates and selection of compensatory response conditions, the physical prevention and control are adopted in a manual uprooting and/or cutting mode, and the quick damage self-compensation and high-level compensatory growth of mikania micrantha are prevented. By means of the method, the effect of controlling mikania micrantha and the technicaleffects such as durability and safety are significantly improved, and the physical prevention and control effect is achieved that 80% or above of invasive plant mikania micrantha is mechanically damaged.