the temporal niche width of natural enemies except theridiidae and coccinellidae was broadened;
使除稻红瓢虫和球腹蛛外的天敌时间生态位宽度扩大;
the resource niche width of aneurolopidium chinense, its seasonal change and niche overlap with other main plants at different levels on the northeastern songnen rangeland were measured and analysed.
aneurolepidium chinense niche width has the seasonal changes;
羊草生态位宽度存在着季节性变化;
the results indicate as following: niche width of these seedlings can be ordered as pinus massoniana(0.
结果表明:生态位宽度的大小次序为马尾松(0。
the results showed that water niche width of aneurolepidium chinense was chiefly determined by the resource utilizing proportion by aneurolepidium chinense;