poplar young growth 杨树幼林
young growth tending 幼林抚育
young growth fertilization 幼林施肥
Pinus massoniana young growth 马尾松幼龄林
The effect of root barrier on wheat growth and yield was studied in the system of poplar young growth intercropping with wheat by means of farm testing.
采用田间试验的方法,研究杨树幼林与小麦间作系统中,设置根障对小麦生长和产量的影响。
On the base of assuring survival rate and conserving rate, the less the fee used in soil preparation and young growth tending is, the higher the economic benefit is.
在保证造林成活率和保存率的基础上,用于整地和幼林抚育方面的经费越少,经济效益则越高。
The dehydrogenase activity from the tissues of the stipe and between the stipe and pileus is higher than the lamella and context tissues during young growth of the fructification.
在子实体发育的幼小阶段,菌柄、菌柄与菌盖之间组织的脱氢酶活性高于菌褶和菌肉组织中的酶活。
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