| Autor: |
闻学政1 98111257@sina.com, 刘海琴1, 张迎颖1, 韩亚平2, 秦红杰1, 张志勇1 jaaszyzhang@yahoo.cn |
| Zdroj: |
Journal of Agricultural Resources & Environment / Nongye Ziyuan yu Huanjing Xuebao. Aug2015, Vol. 32 Issue 4, p388-394. 7p. |
| Databáze: |
Academic Search Ultimate |
| Externí odkaz: |
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