冀西北高寒区生菜、大白菜露地复种栽培技术冀西北高寒區生菜、大白菜露地複種栽培技術 기서북고한구생채、대백채로지복충재배기술 The Multiple Cropping Technique of Chinese Cabbage and Leffuce in the Northwestern Cold Area of Hebei Province
万方数据
内蒙古农业科技內矇古農業科技내몽고농업과기 INNER MONGOLIA AGRICULTURAL SCIENCE AND TECHNOLOGY 2002年2期38-39,共2页
