PDF(1870 KB)
PDF(1870 KB)
PDF(1870 KB)
中国粮食主产区耕地撂荒程度及其对粮食产量的影响
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}The degree of cultivated land abandonment and its influence on grain yield in main grain producing areas of China
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