Pine resources are abundant in Peru. Main pine species are Pinus patula, P. radiata, P. montezumae and P. pseudostrobus .
秘鲁具有丰富的松树资源，主要树种有展松、 辐射松、粗糙枝松和粉枝五针松等。
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The result showed that the yellow and withered pine needles of Pinus tabulaeformis were caused by the serious damage of Cinara pinitabulaeformis Zhang et Zhang.
This paper, however, conducts some research on the relationship between the soluble sugar content and the plasma-membrane permeability of Pinus elliottii inoculated with pine wood nematode.