DENSITY-DEPENDENT RULE OF NATURAL KOCHIA SIE-VEHSIANA POPULATION IN AN ALKALINE MEADOW IN THE SONGNEN PLAIN OF CHINA
DENSITY-DEPENDENT RULE OF NATURAL KOCHIA SIE-VEHSIANA POPULATION IN AN ALKALINE MEADOW IN THE SONGNEN PLAIN OF CHINA
松嫩平原碱化草甸天然碱地肤种群的密度制约规律