69 results about "Propanil" patented technology

The invention is applicable to the technical field of bioengineering, and provides a coding gene for enhancing iron deficiency stress tolerance of plants and application. According to the soybean GmMYB14 transcription factor disclosed by the invention, the problem that the growth of soybeans is limited in an iron-deficient environment, particularly calcareous soil and soda saline alkali soil, is solved by excavating and applying the encoding gene (the nucleotide sequence is shown as SEQ ID No.1) of the soybean GmMYB14 transcription factor. Experiments prove that after the gene is over-expressed in arabidopsis thaliana and soybean, the tolerance of plants to iron deficiency stress can be remarkably enhanced. The invention provides a key gene resource for molecular breeding: the GmMYB14 effectively promotes the absorption and utilization of plants on iron by regulating and controlling the metabolic pathway of phenylpropane, not only can improve the planting adaptability of soybeans in low-iron soil, but also can improve the yield and quality of the soybeans, provides powerful technical support for enlarging the planting area of the soybeans in iron-deficient soil regions, and has a wide application prospect. The method is of great significance in relieving insufficient soybean productivity in China and improving the self-sufficiency rate.

The invention discloses a weeding composition and a preparation method thereof. The weeding composition comprises the following components in percentage by weight: 10-30% of propanil, 0.6-6% of fenquantel, 0.2-2% of cyclopropanesulfonamide, 2-6% of a stabilizer, 3-8% of a dispersing agent, 3-5% of an anti-freezing agent, 0.1-0.3% of a defoaming agent, 0.1-1% of a thickening agent and the balance of water. Wherein the ratio of propanil to fenquantel to the stabilizer is 5: (0.1-1): 1. The weeding composition provided by the invention can effectively prevent and remove annual weeds in paddy fields, is safe to paddy rice and high in preparation stability, has very high market value, and solves the problems of poor safety, environmental harm and the like in the process of preventing and removing annual weeds in paddy fields by using the existing medicament.

The present invention belongs to the field of plant growth regulators, and specifically relates to a fruit coloring composition, a fruit coloring functional fertilizer and their applications. The fruit coloring composition comprises 1-aminocyclopropane carboxylic acid and a protective auxiliary agent, and the mass ratio of 1-aminocyclopropane carboxylic acid to the protective auxiliary agent is 1:0.1 to 200; the protective auxiliary agent is selected from 5-aminolevulinic acid, diethyl aminoethyl hexanoate or choline chloride. The present invention first discloses the use of protective auxiliary agents such as 5-aminolevulinic acid, which can effectively improve the adverse effects when ACC is applied alone, such as high dosage for coloring, easy to cause negative phenomena such as plant defoliation, fruit cracking, fruit drop and quality decline. When the effective application dosage is only 0.05 to 2.5 ppm, excellent coloring effect can be achieved. At the same time, the safety of exogenous application of ACC is effectively improved, and the planting effect of fruit and vegetable crops can be improved in aspects such as preventing fruit drop, increasing fruit sweetness, reducing phytotoxicity, and relieving the growth inhibition of stems, leaves and fruits.

The invention relates to the technical field of polymer composite materials, and provides a composite water-retaining agent based on charcoal and bentonite as well as a preparation method and application of the composite water-retaining agent. The composite water-retaining agent provided by the invention is prepared from the following raw materials: acrylic acid, 2-acrylamido-2-methyl-1-propanesulfonic acid, acrylamide, sodium hydroxide, N, N '-methylene bisacrylamide, ammonium persulfate, modified bentonite and corn straw biochar. The composite water-retaining agent provided by the invention has excellent salt resistance, water holding capacity and structural stability, and the water absorbency in pure water and a 0.9% NaCl solution respectively reaches 2547.30 g / g and 164.45 g / g; when the soil conditioner is applied to saline-alkali soil, the maximum water holding capacity of the soil can be remarkably improved. The preparation process is simple, the cost is low, and the method has important practical significance on promoting ecological environment restoration of the arid mining area and realizing coordinated development of mineral resource development and environmental protection.

The invention relates to a novel spirocyclopropane tetronic acid derivative with insecticidal and acaricidal activity as well as preparation and application of the novel spirocyclopropane tetronic acid derivative. Specifically, the invention provides a compound as shown in a formula (I), and an optical isomer, a cis-trans isomer or a pharmaceutically acceptable salt thereof. The compound disclosed by the invention has obvious insecticidal and acaricidal activity, and can be used for developing novel crop insecticidal and acaricidal agents which are low in toxicity, efficient and environment-friendly. # imgabs0 #

The utility model belongs to the technical field of stirring equipment, and particularly relates to a propanil missible oil additive stirring device which comprises a stirring barrel, a sealing cover is mounted on the top surface of the stirring barrel, a motor is fixedly mounted on the top surface of the sealing cover, the output end of the motor is fixedly connected with a stirring shaft, one end of the stirring shaft extends into the stirring barrel, and the other end of the stirring shaft extends into the stirring barrel. A feeding pipe is fixedly connected to the outer surface of the stirring barrel, a discharging pipe is fixedly mounted on the bottom surface of the stirring barrel, and a second gear is fixedly mounted on the outer surface, located outside the stirring barrel, of the stirring shaft; by arranging a clamping plate, when a gear I rotates, the clamping plate can be driven to move back and forth in a connecting funnel under the action of a connecting plate, and an additive in a feeding box leaks into a feeding pipe through a leakage groove, finally enters a stirring barrel and is mixed with raw materials in the stirring barrel; therefore, the purpose of intermittently adding the additive into the stirring barrel is achieved.

Provided is a method for upgrading a bio-based material, the method including the steps of pre-treating bio-renewable oil(s) and / or fat(s) to provide a bio-based fresh feed material, hydrotreating the bio-based fresh feed material, followed by separation, to provide a bio-propane composition.

The invention provides a herbicide composition, a herbicide as well as a preparation method and application of the herbicide, and belongs to the technical field of agricultural herbicides. The composition provided by the invention comprises (1-hydroxypropane-1, 3-diyl) bis (methylphosphonic acid) and glufosinate-ammonium, and the weight ratio of the (1-hydroxypropane-1, 3-diyl) bis (methylphosphonic acid) to the glufosinate-ammonium is 20: 1-50: 1. The composition can be used for controlling weeds, especially weeds which have resistance to glufosinate-ammonium. The (1-hydroxypropane-1, 3-diyl) bis (methylphosphonic acid) and glufosinate-ammonium are compounded, a remarkable synergistic effect is shown, the prevention and treatment effect of glufosinate-ammonium is improved, the increasingly prominent resistance problem in use of a single glufosinate-ammonium agent can be effectively solved, and the weeding composition can be widely applied to the technical field of agricultural weeding.

This invention discloses a method for improving the resistance to postharvest black spot disease in sweet potato tubers and maintaining their quality, belonging to the field of postharvest preservation technology for agricultural products. The method includes: selecting undamaged sweet potato tubers for callus treatment at room temperature for 48 hours, disinfecting with 1% sodium hypochlorite, rinsing with sterile water and air-drying, then soaking them in a 9.0 mmol / L benzothiadiazole (BTH) solution (containing 0.05% Tween 80) at room temperature for 60 minutes, removing them and air-drying them to complete the treatment. This invention induces the activation of the sweet potato tuber's own defense system through BTH, increasing the activity of key enzymes in phenylpropane metabolism, chitinase and other disease-resistant enzymes, promoting the accumulation of total phenols and lignin, maintaining cell membrane integrity, inhibiting starch degradation and abnormal increase in soluble sugars. Under storage conditions of 28±1℃ and 80-85%RH, it can significantly inhibit the expansion of black spot disease lesions and extend the storage period to more than 25 days. This method has no pesticide residues, is unlikely to cause pathogen resistance, is environmentally friendly, simple to operate, and cost-controllable, and is suitable for large-scale postharvest preservation of sweet potato tubers.

The invention provides a rapid synthesis method of propanil, and relates to the technical field of pesticide chemical industry. According to the synthetic method, an organic solvent and a catalyst do not need to be additionally added, and efficient reaction in a propionic acid system can be realized by controlling the technical scheme of adding propionic acid in batches; the reaction time of the system is shortened to be within 8 hours from general 30 hours under the condition of no additional organic solvent or catalyst, and economic, green and efficient industrial production of propanil is realized.

The application discloses a preparation method of a cyclopropane compound and application of the cyclopropane compound in nematode killing activity. The application uses an electrochemical method to quickly cyclopropanate a methylene compound by using a cheap and easily available sulfide. The synthesis method is simple, clean, efficient, short in reaction time, low in energy consumption, and cheap and easily available in raw materials, and is suitable for mass production and better research. Through activity testing, the cyclopropane compound has strong activity against pine wood nematode disease, and relevant research provides a good basis for strong biological activity, anticancer activity, antibacterial activity and anti-inflammatory activity.

The application belongs to the technical field of bioengineering, and provides an encoding gene for enhancing the tolerance of plants to iron deficiency stress and application thereof. The application solves the problem that soybeans are restricted in growth in an iron deficiency environment, especially in calcareous soil and soda saline-alkali soil, by mining and applying the encoding gene (nucleotide sequence as shown in SEQ ID No. 1) of a soybean GmMYB14 transcription factor. Experiments prove that the gene can significantly enhance the tolerance of plants to iron deficiency stress after overexpression in Arabidopsis thaliana and soybeans. The application provides a key gene resource for molecular breeding: GmMYB14 effectively promotes the absorption and utilization of iron in plants by regulating the phenylpropanoid metabolic pathway, which not only can improve the planting adaptability of soybeans in low-iron soil, but also can improve the yield and quality of soybeans, thereby providing strong technical support for expanding the planting area of soybeans in iron deficiency soil areas, and having important significance for relieving the insufficient production capacity of soybeans in China and improving the self-sufficiency rate.

The application discloses a pesticide detection method for rice based on QuEChERS and ultraviolet-visible spectrophotometry, and takes three pesticides, i.e., bensulfuron-methyl, propanil and cypermethrin, as examples to carry out research on a rapid screening method for multiple pesticide residues in rice. The improved QuEChERS method is used to process rice to obtain a matrix liquid, matrix standard solution and solvent standard solution are prepared, the quantitative linear range of each pesticide and the matrix effect are obtained. In the quantitative concentration range, mixed solutions of the three pesticides in four combinations are prepared, the types of the pesticides in the rice are determined through support vector machine qualitative analysis, and the concentrations of the pesticides are predicted through partial least squares regression analysis, so that the pesticide residues in the rice can be effectively and rapidly detected.

The invention relates to a compound with a cyclopropane carboxylic acid pyrazole ester structure and application thereof, and belongs to the technical field of pesticides. The structure of the compound is shown in the specification. The invention further provides application of the compound shown in the formula I in prevention and control of agricultural pests. The compound represented by the formula I provided by the invention shows an excellent effect on various pests, especially on prevention or control of pests such as aleyrodidae, aphididae, tetranychidae and glophidae, and the compound has low toxicity.

The invention discloses a tobacco growth-promoting, drought-resisting and drought-enduring strain and application thereof, the growth-promoting, drought-resisting and drought-enduring strain Kluyvera intermedia and Pseudomonas lini are screened from tobacco field soil in an arid region by adopting a gradual screening strategy, and the tobacco growth-promoting, drought-resisting and drought-enduring strain has the advantages that the phosphorus dissolving capacity is strong, the yield is high, and the yield is high. And the strain has the advantage of high capability of producing indoleacetic acid, siderophore and 1-aminocyclopropane-1-carboxylic acid deaminase. In the tobacco planting process, a microbial composition containing Kluyvera intermedia and / or Pseudomonas lini is applied, so that the agronomic traits of tobacco are remarkably influenced, the growth-promoting and drought-resisting capabilities of the tobacco are remarkably improved, for example, the plant height, the stem diameter and the leaf area are increased, the biomass is increased, and the growth-promoting and drought-resisting capabilities of the tobacco are also improved. Meanwhile, the drought tolerance of the tobacco, such as the osmotic stress resistance, is remarkably enhanced, the yield and the output value of the tobacco in a drought environment are favorably improved, and the method has wide application potential in drought and semi-drought tobacco planting areas.

The invention provides application of a TaPAL8 gene in positive regulation of phenolic acid content of wheat, and belongs to the technical field of gene engineering. Wide targeted metabolome detection is carried out on wheat whole growth period materials by utilizing an HPLC-MS / MS technology, specific accumulation of various phenolic acids in stalks is highly related to expression of multiple phenylpropane pathway genes, one gene is annotated as phenylalanine ammonialyase, the gene number is TraesCS6D01G212200, and the gene is named as TaPAL8. According to the embodiment of the invention, the gene TaPAL8 is transformed into a wheat variety Fielder to obtain a transformed plant with overexpression TaPAL8, and in the overexpression mutant, the content of various acyl modified quinic acid substances in stalks and grouted grains is remarkably increased.

The invention belongs to the technical field of perfume extraction, and particularly relates to a method for subcritical extraction of spearmint essential oil and application of the spearmint essential oil, the extraction method comprises the following steps: drying spearmint whole herb, crushing, adding spearmint whole herb powder into a subcritical extraction tank, using propane as an extraction agent, and collecting subcritical extraction fluid; adding the collected subcritical extraction fluid into an evaporation tank, and carrying out reduced pressure evaporation to obtain spearmint extract; and carrying out molecular distillation on the obtained spearmint extract, and collecting light components to obtain the spearmint essential oil. The subcritically extracted spearmint essential oil is purified by adopting a molecular distillation method, component separation of the spearmint essential oil can be realized at a relatively low temperature, and high-purity and high-quality spearmint essential oil is obtained while natural aroma components of the spearmint essential oil are reserved.

To provide methods of improving heat stress tolerance in plants.SOLUTION: A method for improving heat stress tolerance in plants, comprising applying an effective amount of 1-amino-1-cyclopropanecarboxylic acid (ACC) to the plant, wherein the plant is selected from the group consisting of wheat, corn, soybean, cotton, tomato, Brassica napus, bean, lettuce, turf grass, and ornamental plants.SELECTED DRAWING: None

The utility model discloses a stirring device for producing a propanil-containing missible oil insecticide, which relates to the technical field of insecticidal bactericide production and comprises a stirring main body, and one end of the top of the stirring main body is fixedly connected with a feed pipe. The first electric telescopic rod is arranged in the center of the top of the inner wall of the stirring body and drives the fixed bin arranged at the output end, the position of the fixed bin is changed, the second electric telescopic rod arranged at the bottom of the fixed bin is driven to move, the motor arranged at the output end of the second electric telescopic rod is started, and the motor is used for driving the blades; the blades move up and down at a constant speed in the stirring main body, so that the purpose of fully mixing the raw materials is achieved, and the problem that in the using process of the stirring device for producing the propanil-containing missible oil insecticide, due to the fact that most insecticide and bactericide raw materials are liquid, powder, particles and oily liquid and the masses of the materials are different, the stirring effect is poor is further solved. Due to different liquid positions, part of raw materials are difficult to mix.

The application provides a resistant sanitary pest control composition containing indoxacarb and application thereof, relates to the technical field of resistant sanitary pest control, and more specifically, the resistant sanitary pest control composition is composed of active ingredient A, active ingredient B, a carrier, and adjuvants, wherein the active ingredient A is indoxacarb; the active ingredient B is R-tetrafluorobenzyl cyclopropane carboxylate pyrethroid, compared with the prior art, the application is synergistic through compounding, reduces resistance, improves the control effect on sanitary pests, especially resistant dipteran sanitary pests such as mosquitoes and flies, reduces the drug dosage, reduces the use frequency, and reduces the drug cost.

The present invention discloses the pepper phytophthora effector NLP779 and its application. The present invention reveals for the first time that NLP779 is a virulence factor of pepper phytophthora, and after spraying it on pepper plants, it can induce an immune response in pepper and inhibit the infection of pepper phytophthora. The stimulation of plant immunity was verified by ROS level detection, callose deposition, MAPKs phosphorylation, etc. Many hormones in plants, such as ethylene, jasmonic acid and salicylic acid, also regulate plant immunity. After exogenous application of NLP779, TMT proteomics analysis was performed, and compared with the control group, a large number of up-regulated proteins were enriched in the ethylene pathway, jasmonic acid pathway, and phenylpropanoid metabolic pathway, indicating that it regulates plant immunity through multiple pathways. The experimental results show that NLP779 has a dual identity as both a virulence factor and an elicitor. The present invention provides an effective means for the prevention and control of pepper phytophthora.

The invention relates to the technical field of agricultural fertilizers, in particular to a fertilizer, a preparation method thereof and application of the fertilizer to improvement of tomato fruit quality. The fertilizer is prepared from 5 percent to 15 percent (v / v) of fish protein hydrolysate, 0.05 to 0.2 mmol / L of 1-aminocyclopropane-1-carboxylic acid and water. The preparation method of the fertilizer comprises the following steps: mixing the fish protein hydrolysate (the amino acid content is greater than or equal to 100g / L) with water in proportion, adding the ACC, stirring until the ACC is completely dissolved, sequentially adding the trace element compound and the seaweed extract, adding the environment-friendly surfactant, adjusting the pH value to 6.0-6.5, and uniformly mixing to obtain the fertilizer. The fertilizer provided by the invention can be used for improving the tomato fruit quality, and after the fertilizer is applied, the tomato yield can be increased by 15-25%, the fruit sugar degree can be increased by 25.87%, the vitamin C content can be increased by 20-30%, and the shelf life can be prolonged by 2-3 days. The fertilizer is completely prepared from biodegradable components, is free of chemical synthesis hormone residues and is environment-friendly.

Provided are methods for extracting corn oil from corn kernels using an extraction solvent, e.g., pressurized propane. In embodiments, such a method comprises exposing corn kernels to pressurized propane to extract corn oil from the corn kernels in a stirred tank extractor comprising an impeller, thereby providing an extraction mixture comprising extracted corn oil, pressurized propane, and processed corn kernels; and separating the extracted corn oil from the extraction mixture, thereby providing separated corn oil.

The present invention relates to a fungicidal composition containing a melanin biosynthesis inhibitor; the present invention also relates to the use of the fungicidal composition in the control or prevention of plant pathogens infecting plants in the fields of agriculture, forestry or horticulture. The present invention provides a fungicidal composition containing a melanin biosynthesis inhibitor, the fungicidal composition comprising active ingredient A and active ingredient B, the active ingredient A being a compound of formula (I), the active ingredient B being a melanin biosynthesis inhibitor, and the melanin biosynthesis inhibitor being selected from any one of pyrimethamine, tricyclazole, cyproconazole and propanil. The fungicidal composition of the present invention exhibits excellent control effects on a variety of plant pathogens, and the control effect exhibits a synergistic effect under a certain mass ratio, which can effectively reduce the amount of medicine used, reduce agricultural input costs, and delay the drug resistance of plant pathogens.

In crop production in the fields of agriculture, horticulture and the like, the damage caused by insect pests etc. is still immense, and insect pests resistant to existing insecticides have emerged. The present invention has been made in view of such circumstances, and an object of the present invention is to develop and provide a novel agricultural or horticultural insecticide. Another object of the present invention is to provide an agent capable of eliminating ectoparasites or endoparasites of animals. These objects are achieved by a condensed heterocyclic compound having a substituted cyclopropane-oxadiazole group represented by the general formula (1):(wherein R1 preferably represents an alkyl group, R2a and R2b each preferably represent a hydrogen atom, R3 preferably represents a haloalkyl group, and Q is preferably imidazo[4,5-b]pyridine) or a salt thereof, an agricultural or horticultural insecticide or an animal ectoparasite or endoparasite control agent each comprising the compound or the salt thereof as an active ingredient, and a method for using the compound or the salt thereof, the insecticide, or the control agent.

The invention discloses a hymexazol and sodium trichloroisocyanurate compounded bactericidal composition, which takes hymexazol and sodium trichloroisocyanurate as main active ingredients, and the mass ratio of hymexazol to sodium trichloroisocyanurate is (1: 1)-(200: 1); the bactericidal composition further comprises 1, 3-propane sultone; the ratio of the total amount of hymexazol and sodium trichloroisocyanurate to the mass of 1, 3-propane sultone is (30: 1)-(90: 1). The invention also discloses application of the bactericidal composition in prevention and treatment of downy mildew, fusarium wilt, damping off and black spot of plants. Compared with a single agent of hymexazol, the bactericidal composition provided by the invention can improve the problem that hymexazol is easy to generate resistance, and widens the application range of the agent. The bactericide composition can replace some high-toxicity bactericides, the dosage is reduced, the environment is protected, and meanwhile pesticide residues are reduced. According to the invention, 1, 3-propane sultone is used as a synergist, so that the pesticide effect is enhanced.

The application belongs to the technical field of field weed control, and particularly relates to application of plant source active substance homoharringtonine in weed control. Research finds that homoharringtonine has the effect of inhibiting the bud length and root length of barnyard grass, cyperus difformis and bidens pilosa. The inhibiting effect of homoharringtonine on the bud length and root length of barnyard grass is the most obvious, and the inhibiting effect of homoharringtonine on the bud length and root length of cyperus difformis and bidens pilosa is slightly weaker than that on barnyard grass, but is better than that of the control agent propanil. The application of homoharringtonine in weed control provides a new solution for green treatment of field weeds and realization of sustainable development of agriculture.

The application belongs to the field of agriculture and particularly relates to a herbicidal composition containing fenoxaprop-P-ethyl, propanil and isoxaben and application thereof; the mass ratio of fenoxaprop-P-ethyl, propanil and isoxaben in the herbicidal composition is 0.5-3:35-45:2-8. The herbicidal composition has a significant synergistic effect, can effectively reduce the use dosage of active ingredients, slow down the generation of drug resistance, and the prepared preparation has excellent control effect on weeds in rice fields.

The application discloses a postharvest citrus biological preservative and a preservation method and application thereof. The preservative comprises, in terms of volume percentage, 40-100% of lysobacter enzymogenes LE16 autolysis fermentation liquor, 0-60% of propanil and 0.1-0.2% of Tween 80. The application further provides application and a method of the preservative in citrus biological preservation. The biological preservative is mainly the metabolic product of lysobacter enzymogenes LE16, has obvious biocontrol effect on green mold and green rot, reduces the rot rate of citrus fruits in the preservation process, and does not affect the fruit quality. The autolysis fermentation liquor is safe, non-toxic, environment-friendly, convenient to produce and can be applied on a large scale. In cooperation with chemical pesticides, the application can greatly reduce the pesticide application amount and pesticide residues under the condition of obtaining the same control effect, and has potential application value in postharvest citrus preservation.

The invention provides bacillus mojavensis and application thereof. The bacillus mojavensis is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number is CGMCC NO. 35674. The bacillus mojavensis has the advantages that the bacillus mojavensis can be used as a bacillus mojavensis strain; the bacillus mojavensis has multiple biological activities: on one hand, phosphorus-solubilizing related metabolites, potassium-solubilizing related metabolites, siderophores and indoleacetic acid can be generated, and meanwhile, the bacillus mojavensis has the activity of 1-aminocyclopropane-1-carboxylic acid deaminase, so that the growth of seedlings of crops such as jujubes, cucumbers and the like can be remarkably promoted; and on the other hand, the strain has broad-spectrum bacteriostatic activity on 16 pathogenic fungi such as jujube fruit black skin pathogen and cucumber root rot pathogen, has excellent prevention and control effects on jujube black skin disease and cucumber root rot, and can effectively regulate and control a cucumber rhizosphere micro-ecological structure and improve crop disease resistance. Besides, the JZBQ1 strain also has remarkable salt-tolerant and drought-resistant characteristics, can stably play the roles of disease prevention, growth promotion and yield increase under complex cultivation conditions such as conventional cultivated land, saline-alkali soil and drought, and has huge application potential. The invention provides a new strain resource for development and application of an efficient biocontrol inoculant, and has important significance for promoting green development of fruits and vegetables and reducing dependence on chemical pesticides.