贵州中部喀斯特山地三种优势灌木养分分布 关键词：贵州；喀斯特；灌木树种；养分分布 [gap=13540]Key words：Guizhou；Karst；shrub species；nutrient distribution
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,hard broadleaves,Cuperssaceae and so on in turn. Shrub species were:Hippophae L. and Caragana Fabr.
灌木树种依次为:沙棘、锦鸡儿。
参考来源 - 基于RS和GIS的吴起县森林资源现状调查与分析Introduction of common and high ornamental value shrub species in Beijing will increase the biodiversity, community stability and tourism attraction, besides, it will increase the income of local residents.
引种一些北京山区习见的、具有较高观赏价值的野生灌木树种和草本等措施提高这些地区的生物多样性、群落稳定性和旅游吸引力,提高当地居民的经济收入。
参考来源 - 密云水库北京集水区荆条灌丛结构特征与近自然经营模式·2,447,543篇论文数据，部分数据来源于NoteExpress
结果表明：乔木树种的水分利用效率远比草本和灌木树种低。
The results show that the water use efficiency of arbor is lower than one of herb and shrub.
结果表明，随着演替的进行，群落的乔灌木树种数先升高后降低，趋于稳定。
The results show that with succession proceeding, the number of trees and shrubs increased at first, then decreased and trend to stable at last.
对各处理进行了抗旱性综合鉴定，证明了水杨酸预处理在灌木树种抵御干旱方面作用明显。
On comprehensive judgment of drought resistance ability of the shrub different treatments, it suggested that SA played an important role in improving drought resistance of shrub seedlings.
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