杂木林
- 网络shaw
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江苏省珍贵植被资源&楠木与楠木杂木林
The threatened precious vegetation resources in Jiangsu province & the nanmus and mixed nanmu forests
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营巢在针叶林、常绿林、杂木林等各种类型森林的荆棘或矮树上。
Nesting in coniferous forest , often greenwood , miscellaneous wood forest types of forest tree thorns or short .
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结果表明:杉木林取代杂木林后,到了老龄阶段群落植物种类组成的变化受坡位梯度的影响较大,而受林分类型的影响较小。
The results showed that the changes of species composition affected by slope location were greater than by forest type .
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南平溪后杉木林取代杂木林后土壤肥力变化的研究
Study on changes of soil fertility as affected by the replacement of broadleaved stand by Chinese fir stand in Nanping
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杂木林和封育蚕场枯枝落叶生物量比正在放蚕的柞蚕场提高85.0%、3.5%和182.4%;
Compared with present tussah forests , biomass of litter in broadleaved forests and closed tussah forests increased by 85.0 % , 3.5 % and 182.4 % respectively ;
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枯落物层最大持水量变化范围为12.024.0t/hm2,其大小顺序为红松林>兴安落叶松林>杂木林>荒草地。
The maximum water-holding capacity of the whole litter layer ranged from 12.0 to 24.0 t / hm ~ 2 , being in the declined order of Pinus koraiensis , Larix gmelinii , weed trees , waste grassland .
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曲线估计的饱和截留率为:杂木林30%,柞木林23%,落叶松林20%,油松林15%,红松林10%。
The saturated interception rates estimated by curves were 30 % for stands of miscellaneous trees , 23 % for stands of oaks , 20 % for larch stands , 15 % for P. tabulaeformis stands and 10 % for P. koraiensis stands , respectively .
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从构件水平对针阔混交林、蒙古栎林和次生杂木林3个生境的刺五加种群各功能构件的生物量结构及生物量比率与年龄之间的关系进行了定量分析。
In this paper , a quantitative analysis was conducted on the functional modules ' biomass structure and the relationships between biomass allocation and age of Acanthopanax senticosus population in three different habitats of coniferous and broad-leaved mixed forest , Quercus mongolica forest , and secondary miscellaneous forest .
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在5种森林类型中杂木林的生物多样性最好,杂木林中灌木层生物多样性指数和均匀度指数最大,柞树林、红松林、落叶松林和油松林差异不大;
Among 5 forest types , bio-diversity was well in mixed broadleaved forest , bio-diversity index ( BDI ) and evenness index ( EI ) in shrub layers were great , there were no difference remarkably among BDI of stands of oaks , Pinus koraiensis , larch and Pinus tabaeformis ;