天然榛子改培试验初报

Examination of change cultivation of natural Hazelnut

在黑龙江省乌伊岭林业局阿廷河林场进行天然榛子改培试验。方差分析结果,上层透光间差异显著,下层疏伐间不显著。上层疏伐中郁闭度0.3最好,与郁闭度0.2比较差异极显著,与郁闭度0.0比较差异显著;下层疏伐间虽然差异不显著,但也存在差异。下层疏伐中伐2留3最好。

Natural hazelnut shrubs were change cultivation in A'tinghe forestry centre of Wuyiling forest bureau.Variance analysis results were light penetration lay is significance of difference,under lay of cutting is not significance.up layer of cutting density is 0.3 which is more significance contrasting with density 0.2 and is significance 0.0.Under cutting layer is not significance.