What herbicide to use for soil treatment before rapeseed sowing and transplanting

(Agricultural Wealth Network) The main herbicides for soil treatment before rapeseed sowing and transplanting are trifluralin, Dual, etc., used to control grass weeds. Use 100 to 150 ml of 48% trifluralin EC per mu, mixed with 40 liters of water, or 150 ml of 72% Dual EC mixed with 40 liters of water; after the bed surface is leveled, spray and harrow the soil to mix it in, then sow and transplant rapeseed 2 to 4 days later.