1) afforestation age
造林年限
1.
all increases with the afforestation age extension,all other model prediction precisions are relatively high except the growth model of height under branches.
通过对国有南靖林场 5种造林年度的山地麻竹林生长进行分析 ,结果表明 :麻竹胸径、竹高、胸径处节间长、最大节间长、枝下高等因子的生长都随造林年限的延长而增大 ,除枝下高生长模型外 ,其它各模型预测精度较
2) afforest first year
造林当年
1.
The result showed: fertilization obviously promoted the height and base diameter growth of the tree in afforest first year and the different were highly significant among fertilizing treatments.
在浙江龙泉杉木采伐迹地上进行了光皮桦施肥试验,结果表明:施肥对光皮桦造林当年树高、地径生长有明显的促进作用,各施肥处理间差异达极显著水平,与对照(未施肥)相比,树高增幅为 21。
3) annual cutting norm of forest trees
林木年采伐限额
4) building lease
造屋租地年限
5) formulation of the annual forest cutting quota
年森林采伐限额编制
6) normal timber life
［正常的］木材使用年限(林)
补充资料：年限
1.规定的或作为一般标准的年数。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条