The research, development and application of methyl methacrylate

The research, development and application of Azulene

The development of green food, as a market demand, calls for the development and listing of pollution-free pesticides.

Soil-borne diseases are increasingly affecting the efficient development of China's agriculture. With the development of solar greenhouses and anti-season cultivation, the occurrence of soil-borne diseases has become increasingly serious. Therefore, how to cost-effectively and thoroughly treat soil-borne diseases has become a concern for farmers.

At present, there are more than 1,000 types of fungicides on the market, but the common fungicides are nothing more than dozens of types such as hymexazol, metalaxyl, thiram, pentachloronitrobenzene, carbendazim and triadimefon. But all have advantages and disadvantages.

Hymexazin, also known as Geobacillus, is a new type of systemic fungus fungicide and plant growth regulator. It is recognized as a pollution-free, residue-free and low-toxicity pesticide. However, the short-term effect of the fly in the ointment is too short. Metalaxyl is a traditional bactericidal agent with two-way conduction properties, a pot life of 10-14 days, and a soil treatment duration of more than 2 months.

Can we develop a highly effective and long-lasting fungicide? This issue has been lingering in the minds of every scientific researcher in Baiyueyuan.

After all aspects of testing, the physical and chemical properties of azulene are completely in line with environmental protection requirements, and the effective period is more lasting than a single metalaxyl and hymexazol, and the effect is more obvious. The food, vegetables and fruits produced by it are used. Such agricultural and sideline products can fully meet the relevant standards for green food.

Amethoxam has the following major advantages:

1, low toxicity

According to the national designated pesticide toxicity testing unit Harbin Medical University School of Public Health on the detection of azamethoxamine, the rat oral, transdermal acute toxicity is low toxicity, the acute oral toxicity of rats LD50 is ≥10000mg/kg, It is 20 times lower than the standard of low poisonous pesticide ≤ 500mg/kg prescribed by the national GB15670-1995 pesticide registration toxicology test method. It has become one of the lowest toxicity among the thousands of chemical pesticides with low toxicity. This toxicity indicator not only poses no threat of poisoning to humans and animals, but it is also safe for fish, birds, bees, insects and other organisms in the soil.

2, high activity

Alkaline hymexazol is decomposed into oxazolone, acetoacetylamine, etc. in the soil and eventually becomes carbon dioxide and water, so there is no environmental pollution. The hyphomycosis is absorbed by plants and is rapidly transferred in plants. In plants, it is mainly metabolized to produce two kinds of glucose (O-glucose and N-glucose). Among them, O-glucose has the same anti-microbial activity as methimactam, and although N-glucose has no antimicrobial activity, it can promote The physiological activity of the cream hymexazol.

3, no smell

Alkaline hymexazol has only a slight odor and no obvious odor. In the process of production, processing, transportation and storage, there is no pollution to the air, and the raw materials it uses are also basically green environmental protection projects. Farmers are also safer when using them.

4, less use

Reducing the amount of pesticides used is an important prerequisite for reducing environmental pollution and reducing residues of agricultural products. The application amount of ameshamycin is now included in the low-use category. The amount of each square meter is calculated based on the effective ingredients, generally only 0.3-0.5g can be used.

5, reasonable ratio

Methionine hymexazol was obtained through thousands of matching tests. Metalaxyl 6% and hymexazol were 24%. Under this ratio, the bactericidal effect on crops was the best, and the ratio was more adequate. Showing the activity of both, it is known through experiments that this ratio does not have any side effects on the current crops and does not produce phytotoxicity. The majority of farmers' friends are comfortable to use.

After being listed on the market, Amethoxime has become popular, not only for its good environmental performance, but also for its excellent efficacy. As a systemic fungicide and soil disinfectant, it is absorbed into the soil after entering the soil and binds with iron, aluminum and other inorganic metal salt ions in the soil, effectively inhibiting spore germination and pathogenic fungi. The normal growth of the silk or direct killing of bacteria, the efficacy of up to three weeks. At the same time can promote plant growth, root tillers, root hair increase and root activity increase, enhance the cold resistance of seedlings, improve the quality of seedlings, to achieve the role of healthy seedlings, strong seedlings.

Alkaline hydatid is a broad-spectrum fungicide that is significantly more potent in soil than other fungicides. For fungus fungi in the soil, Fusarium, Pythium, Rhizoctonia, Pseudorotomyces, Rhizosphere, Verticillium , blight, damping-off, damping-off, wilt, verticillium wilt, sclerotinia, anthracnose, blight, dry rot, scab, sclerotinia, and soft rot Diseases such as seedling blight, stem blight, leaf blight, root rot and other diseases and continuous cropping obstacles have extremely significant control effects. The main crops are as follows:
Cereals: rice, corn, wheat, barley, millet, sorghum, etc.;
Oil: peanuts, soybeans, rape, etc.;
Melons: watermelon, cucumber, bitter gourd, hairy melon, loofah, melon and so on;
Vegetables: cabbage, spinach, tomatoes, eggplant, peas, beans, lettuce, cabbage, radish, carrots, onions, onions, strawberries, garlic, ginger, cabbage, peppers, etc.;
Flowers: Dianthus flowers, primroses, chrysanthemums;
Others: Beets, cotton, maize, tobacco, forestry, forestry, and lawns.

It can be seen that mefenoxadron pesticide is a rare environmental-friendly soil-borne disease bactericide. It will replace the use of poisonous pesticides such as Dixon and Fumei with obvious efficacy, which will greatly reduce pesticide residues.

China is still a large agricultural country. Standing at the starting point of the new century, we will continue to contribute our youth and strength to the flourishing development of China's agriculture. As a responsible pesticide company, we will spare no efforts to develop and improve our own scientific and technological strength, scientific and technological innovation, dare to be the first, people-oriented, forging ahead with weight, the industry to serve the country, to be proud!

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