生长伐在中龄林中进行。主要是调整林分密度,伐除过密和生长不良的林木,加速优良 木生长,提高林分质量,间隔期7-15年。
... 透光伐 lighting cutting 生长伐 accretion cutting 定株抚育伐 spacing tending cutting ...
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... 卫生伐sanitationcutting 生长伐(生长抚育)growing 机械疏伐(几何疏伐)mechanicalthinning,geometricthinning ...
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... increment feed 逐段进带 increment felling 生长伐(在结束轮伐期前进行强度疏伐) increment function 增量函数 ...
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由美国食品与药品管理局批准治疗转移克隆癌的贝伐单抗,是血管内皮生长因子的单克隆抗体。
Bevacizumab, a monoclonal antibody targeting vascular endothelial growth factor, is approved by the US Food and Drug Administration for metastatic colon cancer.
试验结果表明:夏伐桑园在桑树生长期内是可以进行合理套种的。
The rational interplanting can be used in the summer harvesting mulberry during the growth period of mulberry.
通过对32个样带779个样方的调查,认为坡度、留母树否、灌木生长状况是影响皆伐后天然更新的主要因子。
Based on the survey from 32 belt-transects and 779 quadrats, it was found that slope, seed-tree, and shrub growth status are the main factors which affect natural regeneration on clear-cut sites.
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