西北干旱区甘草植被特征指标对土壤水、盐、有机质的直接和间接效应

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1008-9020|22|6|25-30

ISSN: 1008-9020

Source: 甘肃高师学报, Vol.22, Iss.6, 2017-01, pp. : 25-30

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Abstract