The abundance index of the tree layer was higher than the shrub layer.
郑州市不同类型公园绿地乔木物种丰富度稍大于灌木。
The mean ash content increased in an order from tree layer, shrub layer to herb layer, while those of GCV and AFCV decreased.
从乔木层、灌木层到草本层，灰分含量依次增加，GCV和AFCV则依次降低。
The GCV and ash-free caloric value (AFCV) decreased in the following order: lianas, tree layer 1, tree layer 2, shrub layer and herb layer. The AFCV differed among various components.
各层优势种平均干重热值和去灰分热值都表现为：层间藤本>乔木1层>乔木2层>灌木层>草本层。
The analysis of height and base area classes of the shrub layer indicated mid-size individuals had conservative life strategies in this community, and R. simsii was a future declining population.
高度级和基径级分析表明群落内中等大小个体具有保守的生活史策略， 优势种杜鹃为远期衰退种群。
The analysis of height and base area classes of the shrub layer indicated mid-size individuals had conservative life strategies in this community, and R. simsii was a future declining population.
高度级和基径级分析表明群落内中等大小个体具有保守的生活史策略， 优势种杜鹃为远期衰退种群。
应用推荐