Located in West Virginia, the cool climate and prevailing winds greatly influenced the "flagged" shape of the red spruce trees found here. 它位于西弗吉尼亚州,这里的凉爽气候和盛行的风向,极大地影响着所能找到的用红云杉树来作为“标记”的形状。
The Obamas and the spectators counted down from five, and the red and yellow lights came alive on the40-foot Colorado blue spruce growing on the Ellipse, just south of the White House. 奥巴马总统一家和围观者们从五倒数至一,只见一棵40英尺高的科罗拉多蓝云杉树上的红黄色灯都亮了起来。这株云杉树生长在白宫南面以外的椭圆广场。
Groves of stunted red spruce, huckleberry, blueberry, mountain laurel, mountain holly, speckled alder, and cranberry bogs, show combinations of colors throughout the year. 发育不良云杉的小树林、黑果木、蓝莓、山月桂、山冬青,斑点桤木和种越橘的沼泽地,显示着全年各种颜色的组合。
The relation of plantation timber and age of red dragon spruce 红皮云杉人工林材性与年龄效应
But this several pests of times incoming pests, not the direct cause of death red one spruce, because these times incoming pests rarely invade healthy trees, also hard to in healthy forest tree multiply. 但这几种害虫属次袭性害虫,不是红皮云杉的直接致死原因,因为这些次袭性害虫很少侵袭健康林木,也很难在健康林木上大量繁殖。