THE WINTER RICHNESS AND SYNGENESIS (SUCCESSION OF COMMUNITY) OF BIRDS COMMUNITY AT NORTH SLOPE OF CHANGBAISHAN MOUNTAIN
THE WINTER RICHNESS AND SYNGENESIS (SUCCESSION OF COMMUNITY) OF BIRDS COMMUNITY AT NORTH SLOPE OF CHANGBAISHAN MOUNTAIN
长白山北坡冬季鸟类群落的丰富度及其群落的演替