林中通风不良、积水过多和胡桃楸类植物的存在均为不利于黏菌生长的因素。
The harmful factors to myxomycetes were bad ventilation, surplus water and existence of Juglans mandshurica.
本文应用统计分析方法研究了不同抚育措施对水曲柳、胡桃楸幼林生长的影响。
This paper use the method of statistics to study effect of different tending measures on the growth of manchurian ash and walnuts young plantation.
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