Based on the previous screenhouse study and field experiment, fertilization , plant variety and plant density were studied on two selected cropping systems: rape-rice-rice and wheat-rice, using an orthogonality design.
Based on the previous screenhouse study and field experiment, fertilization , plant variety and plant density were studied on two selected cropping systems: rape-rice-rice and wheat-rice, using an orthogonality design.
在过去网室研究和大田试验的基础上，在油菜-水稻-水稻和小麦-水稻两种供试种植制度上研究了施肥、作物品种和种植密度，采用正交设计。