The big,empty and abortive pollen grains are abserred at the stage of uninuclear microspore.

单核期子出现壁发育不良和巨大及空花粉现象。

A. Strengthened the phagocytic count percentage of the single nucleus macrophage and the uninuclear cell, the macrophage to antigen recognition processing, transmission ability.

了单核巨噬细胞吞噬指数百分率。还单核细胞，巨噬细胞对抗原识别处理、传递力。