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How to use the insecticide chlorpyrifos emulsifiable concentrate
How effective is the insecticide chlorpyrifos emulsifiable concentrate? How is it used? What should be noted? We also ask netizens to help advise. The insecticide chlorpyrifos emulsifiable concentrate has contact, stomach and fumigant action on pests, and is especially very effective for controlling the brown planthopper. Zhongdi Net has compiled its characteristics and use precautions, in order to...
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What herbicide is good for growing vegetables under insulation?
In seasons with lower temperatures, to bring vegetables to market earlier and sell them at a good price, in recent years the method of covering with plastic film has often been used to increase temperature and retain heat to promote early maturity and higher yields of vegetables, while also applying chemicals for weed control, which saves labor and increases efficiency. However, years of experience and lessons with chemical weed control under film tell us that if the selected...
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How to use herbicides in vegetable fields safely? Master these key application points
Weeds in vegetable fields are a major problem in vegetable production. Hand weeding is both labor-intensive and backbreaking, so the vast number of vegetable growers need to use herbicides in vegetable production. However, vegetables come in many varieties, have short growing periods, high multiple-cropping indexes, and complex crop rotations, and there are also many types of herbicides. If used improperly, they can easily cause herbicide damage, or even total crop loss...
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Excessive use of pesticides for pest control is not advisable; only rational use is safe
1. Chlorpyrifos easily causes phytotoxicity when used during the seedling stage of melon crops, and its use should also be avoided during the flowering period of certain crops. 2. Pesticides containing triazophos should not be used on fruit cane, as they easily cause phytotoxicity. 3. Because phoxim easily decomposes when exposed to light, its use should be avoided during the watermelon growing period and the seedling stage of radishes and leafy vegetables (even during the growing period...
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What unfavorable weather conditions should be avoided when applying pesticides?
What do the letters on a pesticide label mean? Here is an introduction: (1) pH: indicates acidity and alkalinity. When the pH value equals 7, it is neutral; above 7, it is alkaline, and the larger the number, the stronger the alkalinity. Below 7, it is acidic, and the smaller the number, the stronger the acidity; (2) PPm: parts per million concentration. That is, the number of pesticide parts contained in 1 million parts of liquid or powder; ...
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What are the main ingredients of commonly used fruit and vegetable preservatives?
Main ingredients of commonly used fruit and vegetable preservatives
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What precautions should be taken when mixing pesticides? Includes a table of pesticides that must not be mixed
Mixing pesticides is a very common pesticide application method nowadays, because the rational mixing of pesticides can improve the control effect, delay the development of pest and disease resistance, improve...
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Pesticide residues on vegetables and fruits are highly harmful; how should they be handled so you can eat with peace of mind?
The harm caused by pesticide residues is enormous. According to experts, pesticide poisoning can be divided into acute and chronic types. Acute poisoning can show symptoms within 24 hours,...
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Can soaking fruits and vegetables in salt water really wash away pesticide residues? The truth revealed
Many people worry that the vegetables and fruits bought from the market have pesticide residues, so they wash them in various ways before eating. The most common is that people always like to wash...
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How to remove pesticide residues from fruits and vegetables? Save these three methods that cost nothing
Vegetables and fruits are foods we must consume every day. The Dietary Guidelines for Chinese Residents (2016) recommends having vegetables and fruits at every meal, ensuring a daily intake of 300 to 5...
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