杨干象是杨树重要的蛀干害虫,为全国性森林植物检疫对象.

Cryptorrhynchus lapathi is an important trunk borer of poplar and nationwide object of forest plants quarantine.

本文解答了森林植物检疫的三个核心问题。

Three core questions of forest plant quarantine are answered.

森林植物特征明显，按植物性状有木本维管束植物762种、草本572种、藤本植物146种，木本植物所占比重大；

And, there are 762 species for woody vascular plants, 146 species for vines, 572 species for herbs.

通过BOREAS实验,我们研究了北部森林植物群落对气候变化所起的作用.

The role of Boreal forest biome in climate change has been investigated through the BOREAS experiment.

探讨了大青沟森林植物群落主要木本植物的生态位宽度、生态位重叠等生态位测度问题。

Important ecological issues such as niche breadth, niche overlap of plant community in Daqinggou were studied.