根据水稻产量的源库特征,可以将品种分为源限制型、()和源库互作型三类。
参考答案:库限制型
治疗气虚发热的代表方剂是()
A.补中益气汤
B.四君子汤
C.四物汤
D.当归补血汤
E.归脾汤
Could you please tell us in Shanghai? [ ]
A. when will you visit the World Expo
B. when you will visit the World Expo
C. when the World Expo will you visit
D. when the World Expo you will visit