The shoot apex of Pseudotsuga taxifolia is characterized by a growth periodicity. Elongation of the dormant bud takes place with very little apical meristematic activity; it is accomplished ...

为探究非 - native 树种花旗松在波罗的海南部的适应潜力，研究人员基于 27 个树轮年表，分析其气候 - 生长响应的时空稳定性。发现早期生长季温度主导生长，暖温区正相关性更强，其或可替代衰退的松科树种，但需关注生境影响。 在全球气候变暖的大背景下 ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. According to National Wildlife Federation, there are two varieties of Douglas ...

来自中国内蒙古东部的研究团队通过对早白垩世霍林河组新型木化石的解剖学分析，揭示了松科(Pinaceae)关键分支拉里克斯-黄杉(Larix-Pseudotsuga)类群在约125.6百万年前(125.6?Ma)就已分化的关键证据。该研究首次报道了具有厚壁上皮细胞树脂道的Piceoxylon jarudense新种 ...

This is a preview. Log in through your library . Abstract The tree form of Chrysolepis chrysophylla (giant chinquapin) is the most restricted and uncommon of the major sclerophyllous hardwoods in the ...

CONIFEROUS species show marked differences in their temperature requirements for seedling growth. These differences are connected with not only mean temperature but also with response to fluctuations ...