The effect of sink source ratio and position on partitioning of 14 C photosynthates in Chinese Date was studied by 14 C tracer technique in this paper.

• 运用1 4C示踪技术对赞皇大枣果实发育期库 -源比例和相对位置对1 4C -光合产物在不同器官中的分配进行了研究。