Balsam Poplar香白杨;脂杨;香脂白杨;香脂扬
poplar stand杨手
Geneva poplar日内瓦杨
Cima poplar西玛杨
Poplar Lipid杨树皮类脂
Eugenei poplar尤金杨
Heidemij poplar海德密杨
Berlin poplar柏林杨
Different stand condition had significant effects on fiber length and fiber length-width ratio of different poplar clones.
结果表明,立地条件对不同的杨树无性系的纤维长度和长宽比具有显著影响。
Many problems occur during processing and utilizing due to poplar’s characteristic properties and defects, which affect its value in use.
但是,杨木由于其固有的性质和缺陷给加工利用带来了诸多困难,影响其利用价值。
参考来源 - FT基因转化白杨杂种促进其早期开花的研究The and / of liquefied Poplar wood and / of liquefied Chinese Fir wood decrease first and then increase with the addition of reaction time.
随着催化剂用量的增加,杉木和杨木液化产物的残渣含量降低,液化反应的效率提高。
参考来源 - 人工林杉木、杨木的苯酚液化及其产物的树脂化研究In total 125 nests were found in the field,nesting on willow, poplar, birch and other hardwood trees near lakes and rivers.
研究结果共发现巢125个,营巢位于于临近湖泊、河流等水域附近的柳树、杨树、桦树等阔叶树上。
参考来源 - 新疆北部白冠攀雀的巢与巢址选择N-VAR(有变体名词) A poplar is a type of tree with leaves that move a lot in the wind. 杨树