荒漠草原放牧系统种群生态适应过程与机理

ebook 以短花针茅为例

By 刘文亭

cover image of 荒漠草原放牧系统种群生态适应过程与机理

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欧亚大陆草原是目前世界上占有土地面积最大、保存相对较完善的草原区,而针茅属植物则是整个欧亚草原最主要的建群种。本书依托内蒙古锡林郭勒盟苏尼特右旗荒漠草原的长期放牧控制实验为平台,以建群种短花针茅为研究对象,本研究分析了放牧系统下短花针茅个体功能性状、生殖特征、生长地境,并进一步探讨短花针茅种群年龄格局、空间格局、种群动态过程及影响因子,尝试解析放牧干扰下针茅属植物的生态响应机制,其结果助有于深入了解草原植物自我调控过程及其对放牧利用调控的生态响应机理,为阐释草原植物种群的维持与最佳放牧利用方式提供了理论支撑。

荒漠草原放牧系统种群生态适应过程与机理