羊草根系形态特征对放牧强度的响应--以呼伦贝尔克鲁伦克流域典型草原为研究区域
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1009-315x|17|1|10-14
ISSN: 1009-315x
Source: 大连民族学院学报, Vol.17, Iss.1, 2015-01, pp. : 10-14
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Abstract