Bio-geological temporal zonation and its agricultural significance
REN Jizhou1, LIU Xuelu2, HOU Fujiang 1
1. College of Pastoral Agriculture Science and Technology, Lanzhou University, Gansu Grassland Ecology Research Institute, Lanzhou 730020; 2. Department of Resource and Environment, Gansu Agricultural University, Lanzhou 730070
REN Jizhou, LIU Xuelu, HOU Fujiang . Bio-geological temporal zonation and its agricultural significance[J]. Chinese Journal of Applied Ecology, 2002, (8): 1013-1016.
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