The frost crack rate of poplar plantation is above 60%.
杨树人工林冻裂率为60%以上。
This paper deal with the effect of fertilization for 4 years on the changes of the soil nutrients, the soil water physical characters and the soil microbes in the poplar plantation.
本文报道了施肥4年对杨树人工林土壤养分的消长、水分物理特性及土壤微生物的影响。
As one of the most important plantation wood species in China, Poplar has been widely used in wood based panels industry.
毛白杨是我国最重要的人工林树种之一，杨木资源在我国人造板工业中已经得到广泛利用。
Poplar distributed widely in our country was one of the main varieties of plantation.
杨树在我国分布很广，是人工林主栽品种之一。
Poplar distributed widely in our country was one of the main varieties of plantation.
杨树在我国分布很广，是人工林主栽品种之一。
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