小麦／高粱带田复种大白菜高产高效栽培模式研究王永林王明喜田晓峰王守义（天水市农科所天水７４１００１）中图资料分类号Ｓ３４４．３我省渭河流域河谷川道区，土地肥沃，灌溉便利，发展农业生产的自然条件优越。但该区耕地减少、人口增多的形势日益严峻，如何充分、有... Study on High-yield and High-efficiency Cultivation Mode of Multiple-cropping Chinese Cabbage in Wheat and Sorghum Wang Yonglin Wang Mingxi Tian Xiaofeng Wang Shouyi (Tianshui Agricultural Institute Tianshui 741001) 中 图 资料 S344.3 Sichuan Province Weihe River Valley Chuandao District, Fertile Land and Irrigation , The natural conditions for the development of agricultural production are superior. However, the reduction of arable land in this area, the increasing population situation is more and more serious, how full, there is ...