要正确使用乙草胺乙草胺是一种除草活性高、应用范围广、对作物安全、在土壤中药效期适中的优良旱田除草剂。正确应用乙草胺会带来良好的除草效果。使用乙草胺首先要注意使用时期。乙草胺是一种选择性芽前除草剂，药剂的吸收是通过杂草的幼根和幼芽进入杂草体内的，因此必... To the proper use of acetochlor acetochlor is a high herbicidal activity, a wide range of applications, the crop safety, good soil effect in the field of good herbicide herbicides. Appropriate use of acetochlor will bring good weeding effect. Use acetochlor should first pay attention to the use of period. Acetochlor is a selective pre-emergence herbicide, the absorption of pesticides through the weeds of young roots and shoots into the weed body, it must be ...