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- upper tree layer 高树层
- The tree layer can be easily divided into three sublayers in terms of height. 长序榆更新严重受阻,种群明显处于衰退期;
- Therefore, the carbon stocks are ordered: soil (0-100 cm) > tree layer > shrub > herb > litter > duff. 云杉林的碳库分布序列为土壤(0~100cm)>乔木层>灌木层>草本层>枯落物层>地被物层。 云杉天然林分平均净生产总量为6838.;5kg
- There was no significant difference of diversity index between the tree layer and the shrub layer. 乔木层与灌木层之间多样性各项指标总体无显著差别。
- Species number ranked in the following order: brush and herb layer > tree layer > litter layer > soil layer. 每样地的物种数量都是以灌木草本层最多,依次为乔木层、枯枝落叶层和土壤层。
- The species in tree layer mainly are plants of Fagaceae, Lauraceae and camelliaceae which are evergreen. 植被组成中,乔木层以壳斗科、樟科、山茶科等常绿树种为主;
- Generally, the order of the magnitude of species diversity was: shrub layer>tree layer>herb layer. 总体来看,栲属群落物种多样性在群落不同层次的变化规律为:灌木层>乔木层>草本层;
- The accumulation of ten nutrient ele-ments of RA system at tree layer was 2214. 22 kg/hm2, which was 1. 46 times of PP system. 乔木层10种营养元素的积累量胶砂间作林为2214.;22kg/hm2,纯胶林为1511
- The complicated vertical structure could be divided into tree layer, shrub layer and herb layer, as well as a definite number of interstratum plants. 群落垂直结构复杂,可分为乔木层、灌木层和草本层,并有一定数量的层间植物。
- The species diversity index of the tree layer was a bit low, and the general trend was shrub layer > treelayer > herb layer. 乔木层物种多样性指数偏低,垂直结构各层次间物种多样性大小依次为灌木层>乔木层>草本层。
- The species richness and species diversity index of the tree layer and shrub layer are obviously bigger than those of the herb layer. 乔木层、灌木层的物种丰富度、物种多样性指数均明显大于草本层。
- The species richness and diversity index of the tree layer and the shrub layer was obviously higher than that of the herb layer, and their evenness had evident difference. 乔木层、灌木层的物种丰富度、物种多样性指数均大于草本层,且差异极显著,群落均匀度差异显著。
- The spatial patterns of E. henryi population mostly conformed to clump distribution, and the tree layer could be easily divided into 3 sublayers in terms of height. 香果树在群落水平结构上整体成聚集分布状态,垂直结构上明显分成3个亚层;
- Tears are secreted by an organ under the upper eyelid. 眼泪由上眼睑下面的器官分泌。
- I'd like a room on the upper level. 我想要楼上的房间。
- My hometown is in the upper reaches of the river. 我的家乡在这条河的上游地区。
- The diversity, richness and evenness of tree layer and bush layer descended when altitude rose, however, the diversity and evenness of grasses rose from 1 700 m to 1 900 m with rise of altitude, and the richness rose from 1 900 m to 2 700 m. (2 )群落不同层次表现为 :乔木层和灌木层多样性、丰富度和均匀度随海拔升高而下降 ,草本多样性和均匀度表现为上升趋势 ,丰富度下降到 190 0m后开始上升 ;
- He locked his diary in the upper drawer. 他把日记锁在上层抽屉里。
- As the car hit the tree he was snot out. 汽车扭在村上,他被猛地摔了出来。
- He have tattoo the name "marlene" on his upper arm. 他将"玛琳"这个名字刺在臂的上方。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries