您要查找的是不是:
- Keywords slash pine rosin;autoxidation; 湿地松松香;自氧化;
- slash pine rosin 湿地松松香
- As a excellent tree species in the Pinus pinaster, slash pine is provided with fine biological characteristics and economic value. 湿地松有有优良的生物学特性和经济价值,是松属中的优良树种。
- There are 69 woody species occurring in the shrub layer in the Slash pine (Pinus elliotii Engelman) plantation in Jiangxi Province after more than 10 years natural succession. 摘要江西红壤丘陵区湿地松人工林经过10多年的自然更新,林下植被恢复迅速,仅灌木物种就达69种。
- The Caro/Chl of 609 and 46 are over average value of slash pine’s half-sib under water stress.There are high contents of 464 and 1027 under water stress. 在水分胁迫条件下具有较高的光合色素是家系464、1027生长快、产量高的主要生理原因之一。
- FANG X,TIAN D L,XIANG W H,et al.On carbon accumulation,distribution of different densities in slash pine plantation[J].Journal of Zhejiang Forestry College,2003,20(4):374-379. [9]方晰;田大伦;项文化;等.;不同密度湿地松人工林中碳的积累与分配[J]
- Due to the poor transportation condition in the mountainous region and insufficient capital in the factories, a lot of pine rosin has been wasted, only 5% of the resource has been utilized. 但由于山高路远,交通极为不便和工厂无足够资金,许多松树还没有被采脂和开发,松脂资源只有5%25得到开发利用。
- The integrated evaluation indicated that among the 25 families the families AL 8 and MG 3 from Alabama,USA were more resistant to three needle diseases,and slash pine and masson?s pine families from China were most resistant to the diseases. 综合评价对 3种病害的抗性 ,以来自美国亚拉巴马州的AL 8和MG 3家系表现较好 ; 分别来自我国广东仙菊和福建五一林场的对照湿地松和马尾松家系表现最好
- Slash pine × Caribbean pine F1 hybrids 湿加松
- Slash pine × Caribbean pine FI hybrids 湿加松
- Slash pine × Caribbean pine hybrids 湿加松
- Slash pine×caribbean pine F1 hybrids 湿加松F1家系
- the ratio of infested slash pine trees 有虫株率
- slash pine (Pinus elliottii Engelm. ) 湿地松
- slash pine × caribbean pine F2 hybrid 湿加松F2杂种
- slash pine×caribbean pine hybrid 湿加松
- Gum rosin is distilled from pine gum. 本产品由松脂蒸馏制得。
- The government promises to slash taxes. 政府许诺大幅减税。
- The pine trees defy severe cold. 松树不畏严寒。
- It's a noted place for its pine tree and springs. 这是一个以松树和泉水著称的地方。