我所烤烟试验地历年冬翻作垄休闲 ,翌年 2月中、下旬假植育苗 ,3月中、下旬移栽至大田。由于赣南春季雨水频繁 ,难于再翻耕整地 ,因此 ,烟田长满了看麦娘、碎米荠、野胡萝卜、牛繁缕、猪殃殃、蓼草、半边莲和牛毛毡等 1 0余种一年生杂草和少部分多年生杂草如狗牙根、空心莲子草 I experiment with flue-cured tobacco over the winter turn ridge leisure, in February the following year, mid-late planting nursery, mid-March, late transplanted to Daejeon. Due to the frequent rainy season in southern Jiangxi, it is difficult to re-plow land preparation. Therefore, the tobacco fields are overgrown with more than 10 species such as maidenhair, chestnut water chestnuts, wild carrot, chickweed, Galium aparina, Polygonum, lobelia and cattle blankets. Annual weeds and a few perennial weeds such as bermudagrass, Alternanthera