When the wheat is planted in the season, the wheat seeds should be treated accordingly to prevent the occurrence of pests and diseases. In this case, the wheat seed dressing agent is needed, but the seed dressing agent has the suspension seed coating agent, the cream type seed dressing agent and the powder seed dressing agent. What are the functions and characteristics of each type of seed dressing, such as granular seed dressings? China Pesticide Network Xiaobian introduces you to the various dosage forms of seed dressings:
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The suspension seed dressing does not need to add water when used. It can be directly mixed with wheat seeds according to the ratio, and can be sown by drying. The method of use is relatively simple and easy to operate, and it is not easy to cause improper use and the like;
Emulsion type seed dressing, need to add a certain amount of water during seed dressing, pile up for several hours, dry and sow (if the water quantity is improperly controlled or the water quality is contaminated due to the problem of pH, or the pile time is too long or too short, etc. Will affect its effect).
The effects of various seed dressings are different:
Suspension seed dressing agent, including insecticide, bactericide, seedling agent, film-forming agent, sustained-release agent, etc., has long-lasting effect and good control effect. The sustained-release agent can release the pesticide slowly and permanently, together with wheat aphids. The occurrence of pests and diseases is consistent, and it has a continuous prevention and control effect on the aphids that occur during the growth period of wheat, and the control effect can reach 7 months;
The milk-type seed dressing agent mainly prevents underground pests in the seedling stage, and cannot treat the ear mites and diseases;
Suspension seed dressing agents can use high-tech to mix excellent insecticides, fungicides , micro-fertilizers and drought-resistant agents to enhance the efficacy and ease of use.
