有不少地方的群众，看到麦田苗子较旺时，放牲畜下田啃青，以为这样可以抑制生长，其实这样做不但达不到目的，反而有害。因为小麦叶片是进行光合作用、制造养分的主要器官，牲畜啃食麦苗时，把部分或全部叶片吃掉，从而减少了绿叶面积，使养分的制造和积累受到阻碍，加之有的 In many places, the masses of the public who saw that the seedling in the wheat fields were flourishing have put greening on the fields under the fields and thought it would inhibit their growth. In fact, this would not only be unmanageable, but harmful. Because wheat leaves are the main organs for photosynthesis and nutrient production, some or all of the leaves are eaten when livestock feed on wheat germ, thereby reducing the area of ​​green leaves and hindering the manufacture and accumulation of nutrients. In addition,