Being able to create genetic variants of prairie voles to order would therefore be helpful to research.
2
定向培育阔叶树工业人工林是解决我国木材紧张局面的根本途径。
Oriented cultivation of hardwood industrial plantation was the fundamental way to resolve the tense situation of Chinas' timber.
3
结果表明:杉间材物理力学性质较天然林差。为杉木的定向培育。
The results show that the physical and mechanical properties of middle cutting wood of Cunninghamia lanceolata are inferior to those from natural forest.