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Quantitative analysis on the relationship between the above-groud biomass and density in the population of Puccinillia chinampoensis in the alkalized meadow in the Songnen plain of China
Author(s): 
Pages: 60-66
Year: Issue:  1
Journal: JOURNAL OF NORTHEAST NORMAL UNIVERSITY(NATURAL SCIENCE EDITION)

Keyword:  朝鲜碱茅数量性状生物量密度碱化草甸;
Abstract: 定量分析了松嫩平原碱化草甸朝鲜碱茅种群地上生物量与密度的关系,结果表明:朝鲜碱茅种群在孕穗期的平均单蘖质量和相应的地上生物量与密度表现为直线函数关系或幂函数关系;平均实生蘖质量与密度间呈直线关系;单位面积花序质量比率与密度间呈指数函数或幂函数关系;单位面积新生蘖质量比率与密度表现为直线函数关系或幂函数关系.实生蘖、花序、新生蘖三者的生物量均无密度效应.
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