Objective: To investigate the mitochondrial DNA sequence polymorphism in Chinese Dongxiang ethnic group and to provide b......

本文以羊草－杂类草群落和贝加尔针茅－线叶菊群落为代表，在东北松嫩平原研究了草地植物群落物种多样性的取样强度。巢式样方种－面积曲线......