Abstract: Ficus sarmentosa var. henryi is dioecious.In the female syconia exist average 310.4 female flowers while in the male syconia are average.391.0 gall flowers,104.8 male flowers and 2.0 hermaphrodite flowers.Naturally, the production rate of the female flowers and the gall turning rate of the gall flowers are 95.88% and 29.51% respectively,and the female flowers and gall flowers are completely separeted physiologically. Wiebesia callida is the only mutualism insect that can enter the syconia to produce eggs and pollinate.And the pollnation system of the two depends on the suit each other quite well in their stucture,have a complete joint in their phenology and life cycle synchronism,and the specialization of their biological behaviors keep their obligatory and stability.

Key words: Soil-rice system, Heavy metal, Soil enzyme