1.烯禾定商品名:拿捕净、硫乙草灭、乙草丁,主要剂型:12.5%机油乳剂,12.5%、20%、25%乳油。属环己烯酮类除草剂,为选择性强的内吸传导型茎叶处理剂。烯禾定能防除一年生禾本科杂草,主要防除对象有稗草、狗尾草、马唐、野燕麦等。烯禾定是选择性较强的内吸传导型茎叶处理剂,被禾本科杂草茎叶吸收,施药后3天杂草停止生长,5天心叶易抽出,7天心叶褪色变褐,10~15天杂草整株枯死。一般当禾本科杂草长至2~5片叶时,每亩用12.5%烯禾定乳油65~135克,对水40升,在杂草茎叶上均匀喷雾。2~3叶期的一年生杂草,用低剂量(65克);4~5叶期的多年生杂 1. Ethylene and trade name: Take net capture, thiocarb, B herbicide, the main dosage form: 12.5% ​​oil emulsion, 12.5%, 20%, 25% EC. Is a cyclohexenone herbicides, selective absorption of stems and leaves conduction agent. Oleifera can control annual grass weeds, the main control object barnyard grass, Setaria, crabgrass, wild oats and so on. Resveratrol is a strong selective absorption stems and leaves of the treatment agent, was weeds stems and leaves weeds to absorb, weed growth stopped 3 days after application, 5 days easy to pull out the heart leaves, 7 days heart faded brown, 10 to 15 days weeds dead. Usually when grass weeds grow up to 2 to 5 leaves, with 12.5% ​​per hectare of ethylene and 65 ~ 135 grams of EC, 40 liters of water, spray evenly on the stems and weeds. Annual weeds of 2 ~ 3 leaf stage, with low dose (65 grams); 4-5 leaf perennial