农户使用农药时候,通常是多种农药混合喷施,省工省时。多种农药混合也可以多效组合,彻底防除病虫草害。根据农户的这一用药习惯,我们可以策划出农药组合产品…… When farmers use pesticides, pesticides are usually mixed spraying, saving time and labor. A variety of pesticide mixture can also be more effective combination, complete control of pests and diseases. According to the habits of farmers, we can plan pesticide portfolio ......