Distribution of 14C-assimilates in boll-leaf system at full-blooming stage of three cotton genotypes with different boll weight 缺水条件下苹果幼树叶片~(14)C-同化产物的输出和分配 THE EFFECT OF ACETYCHOLINE ON ~(14)C-ASSIMILATES TRANSLOCATION OF Isatis tinctoria L. Assimilates Distribution in Young Peach Plants during Water Stress and afterRemoving Water Stress CHARACTERISTICS OF TRANSLOCATION AND DISTRIBUTION OF ~(14)C-ASSIMILATES IN PEACH FRUIT DEVELOPMENT UNDER PROTECTED CULTURE DIURNAL CHANGES IN SINK UNLOADING OF (14) ̄C- ASSIMILATES FROM FLAG LEAVES OF SPRING WHEAT DUKING GRAIN FILLING STAGE Relationship between Distribution of 14C-assimilates and Kernel Abortion in Maize