How to use pesticides Scientific use of pesticides (a)

In recent years, with the continuous improvement of people's living standards, the demand for vegetables and fruits has also been constantly improved. It is necessary that these vegetables and fruits are sold well, fresh and delicious, and they also want to eat healthy vegetables in the body without any pollution. No harm, especially for the latter's request even worse, there are still many people in the purchase of such goods will be selected when there are some minor insects moth phenomenon, that such vegetables or fruits are not sprayed pesticides, after eating the body No damage. It can be seen that modern people pay more and more attention to the improvement of their quality of life. How to use pesticides on the fruits and vegetables they planted and how to use pesticides scientifically and reasonably has become a concern for modern growers. The following specific to understand: how to use scientific pesticides.
First, Chlorothalonil: Not with the alkaline sulfur and other pesticides mixed, such as propanil, Bordeaux mixture, such as lime sulfur mixture.
Second, carbendazim: can be mixed with the general fungicides, but with insecticides, acaricides mixed with the mix with the use, should not be mixed with alkaline agents.
Third, 64% antivirus alum: It is made by the mixture of nifedipine and mancozeb, with internal conductivity and contact resistance, prevention and control downy mildew family, white rust Section of the crop is stable, not easy to produce live drug damage , And a variety of crops on the anti-drug alum high resistance, will not cause injury. Anti-toxin alum and agricultural streptomycin cucumber seedling phase is disabled.
Fourth, cream frost: the fungal head mold fungus has a high control effect, protection and treatment, long duration. Mixing with mancozeb, its anti-efficiency is higher than the sterilization with Dan, copper formulations, such as 64% dampness · manganese zinc WP (anti-virus alum).