How to avoid drug damage caused by herbicides
1. In order to select herbicide varieties correctly, it is best to do experiments on unfamiliar varieties or varieties that have not been used locally. two。 The use of safety agents to prevent drug damage. For example, corn field can be protected from thiocarbamate herbicides by using NA (1 ~ 8-naphthalene dicarboxylic acid ester) antidote before sowing and seed coating with 0.5% ~ 1.0%. 3. The use of plant growth regulators, water and fertilizer and other measures to promote crop growth and reduce herbicide damage. For example, the drug damage caused by auxin herbicides can be reduced by spraying gibberellin or sprinkling lime, plant ash, activated carbon and so on. For the drug damage caused by contact herbicides, chemical fertilizers can also be used to promote the rapid recovery of crop growth. 4. Measures such as ploughing the land and irrigating the field were used to eliminate the herbicide residues used in the previous crop.
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The key to the cultivation of spice crops is the skillful use of herbicides
What is a herbicide? How many categories are there? Chemical pesticides used to control all kinds of weeds in the field are called herbicides. Herbicides can be classified according to their mode of action, transferability in plants, methods of use and chemical structure systems, etc. (1) systematically classified according to chemical structure: it can be divided into inorganic herbicides, mineral oil herbicides,.
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Introduction to the characteristics of special herbicides for licorice
With the adjustment of agricultural industrial structure, the area of planting greenhouse crops is getting larger and larger. However, because the temperature and humidity conditions in the plastic greenhouse are quite different from the external environment, such as the use of pesticides in the conventional state, it is easy to cause drug damage. In order to reduce the occurrence of drug damage, attention should be paid to the application of herbicides in the greenhouse.
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