胡萝卜田间化学锄草试验王勇，段玉，任霄云（内蒙古农科院蔬菜所）胡萝卜种子小发芽慢，出苗时间长，幼苗生长缓慢，幼苗期间地温较高，杂草生长旺盛，尤其是水肥条件好的蔬菜产区，马齿苋、灰菜、反枝苋、稗等杂草不但生长速度快，而且密度大，在较短的时间内即超过胡萝... Carrot field chemical weeding test Wang Yong, Duan Yu, Ren Xiaoyun (Inner Mongolia Academy of Agricultural Sciences) carrot seed germination is slow, a long time, seedling growth is slow, high temperature during seedling, weeds grow vigorously, especially the water and fertilizer conditions Good vegetable areas, purslane, ash dishes, Amaranthus retroflexus, barnyardgrass and other weeds not only grow fast, and the density, in a short period of time that is more than carrots ...