氟乐灵(2.6-二硝基-N,N-二丙基-4-三氟甲基苯胺)是一种选择性的植前混入土壤的除草剂,用来防治多种禾本科杂草和阔叶杂草。近年来在我国东北地区的国营农场使用,对防治大豆中的主要杂草,如稗草、狗尾草、燕麦草等禾本科杂草有显著效果;对一年生小种子的阔叶杂草,如苋、藜、蓼等也有较好的效果。1978年在北河省阜城等 Trifluralin (2.6-dinitro-N, N-dipropyl-4-trifluoromethylaniline) is a selective pre-emergence herbicide mixed with soil and is used to control a variety of grass weeds and Broadleaf weeds. In recent years, the use of state-owned farms in northeastern China has notable effects on the prevention and treatment of major weeds in soybean, such as barnyardgrass, foxtail grass, oat grass and other grass weeds; on broad-leaved weeds with annual seedings such as amaranth, Quinoa, Polygonum also have better results. 1978 in the North River Fucheng and so on