The plant species,coverage and density in the Hippophae reamnoides L.community for different growth phases in the hilly loess regions were investigated using the method of temporal and spatial substitution,and the dynamic changes of species diversity during the natural development process of H.reamnoides community were also studied.The results showed that: 1) The H.reamnoides community was mainly dominated by the Compositae,Gramineae and Leguminosae families during its natural development process,and its li...
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