常見例句雙語例句Ecosystem made of Picea mongolica is a special sandy forest ecosystem in China.沙地云杉林是陸地上非常特殊的森林生態(tài)系統(tǒng)類型。The results showed that intraspecific competition intensity of Picea jezoensis reduced with increase of diameter scale of trees.結(jié)果表明:暗針葉林中魚鱗云杉種內(nèi)競爭強度隨著林木徑級的增大而迅速減小。In the picea schrenkiana stand , micro habitat variables affecting regeneration of one - year seedlings and survival of two year seedlings were studied by using line transects method.摘要采用典型樣線調(diào)查法對影響天山云杉一年生幼苗更新和兩年生幼苗存活的微生境變量進行分析。www.translation-dictionary.net權(quán)威例句The tree itself, a Norwegian spruce (Picea abies), is chosen with great care.FORBES: Norway, Christmas and the Wisdom of Country Bumpkins 返回 picea