This paper use the method of statistics to study effect of different tending measures on the growth of manchurian ash and walnuts young plantation.
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。
Therefore, appropriate stand tending measures should be taken to improve the forest structures of timber forest, so as to gain the optimum economic benefits.
必须加强用材林林分抚育使其达到合理的林分结构以使其经济效益最大化。
Technical measures, effects and benefits of chemical weeding in young eucalypt plantation tending were analyzed in this paper.
简述和分析了化学除草技术在桉树幼林抚育中的技术措施、效果和效益。
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