And white pine blister rust, a native of Siberia first seen in the Pacific Northwest in 1920.
还有白松疱锈病菌，是西伯利亚本土物种，1920年在太平洋西北部首次发现。
The white pine, pictured above, was the first tree to fully repopulate, and by 1952, forest cover had increased by 70 percent—and still continues to grow.
照片显示的是完全从幼苗长起的白松林，到1952年，当地森林覆盖率已经增加了百分之七十，目前这种趋势继续在增加。
There, in a very secluded and shaded spot, under a spreading white pine, there was yet a clean, firm sward to sit on.
在那里的一个僻隐而荫翳的地方，一棵巨大的白松下面有片清洁而坚实的草地，可以坐坐。
Studies have shown that the white pine and loblolly pine are two kinds of trees that grow well on marginal land.
研究表明，美国五针松和火炬松在边缘土地上长势很好。
The white pine carbonization samples were analyzed by scanning electron microscope (SEM) and X-ray energy dispersive analysis (EDS) on different simulating fire conditions.
对模拟火灾不同受热条件下的炭化白松样品进行了扫描电镜(sem)和x -射线能谱仪(EDS)分析。
Any of several5-needled pines with white wood and smooth usually light gray bark when young; especially the eastern white pine.
白色木质且光滑的一种五针松，幼树树皮呈浅灰色；特别指东部白松。
Exhibit: American hardwood lumber and floorings. species include red oak white oak ash hard maple soft maple hickory cherry basswood beech birch curly soft maple butternut white pine etc.
展品：北美硬木板材，地板等。品种包括红橡，白橡，水曲柳，硬枫，软枫，山核桃木，樱桃木，椴木，山毛榉，桦木，波纹软枫，白胡桃，白松木等。
At this period, Mr. Song's representative work of oil painting, White pine was collected by National College Art.
这个时期，宋先生的油画代表作《白皮松》被国立艺专收藏。
Species include Red Oak, White Oak, Ash, Hard Maple, Soft Maple, Hickory, Cherry, Basswood, Beech, Birch, Curly Soft Maple, Butternut , White Pine, etc.
品种包括红橡，白橡，水曲柳，硬枫，软枫，山核桃木，樱桃木，椴木，山毛榉，桦木，波纹软枫，白胡桃，白松木等。
Experimental research on the pyrolysis of white-pine wood has been carried out on a flash pyrolysis equipment.
本文在快速热解试验装置中对片状的白松样品进行制取生物油的试验研究。
Experimental research on the pyrolysis of white-pine wood has been carried out on a flash pyrolysis equipment.
本文在快速热解试验装置中对片状的白松样品进行制取生物油的试验研究。
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