Lê Xuân Cảnh, Vũ Thị Liên, Hoàng Chung (trang 117-124)
Từ khoá: quần xã động vật, động vật đất, thảm thực vật, Thái Nguyên, Bắc Kạn
Structure of soil fauna community in different vegetation cover types in Thai Nguyen, Bac Kan
It was determined 11 earth worm species and 20 mesofauna groups in different study sites. Species comparison, number, density and biomass of each worm and mesofauna groups decreased from natural habitat to cultural. The highest density concentrates most in the 1st layer (0-10cm) and lower in the 2nd layer (10-30cm). density of each worm and mesofauna groups in the 1st layer of grassland area is 293 individuals/m2 and in the layer 10-30cm is 10 individuals/2.