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Author

Yan Ruizhen

9 books found

Cover of Yan Ruizhen zi xuan ji

Yan Ruizhen zi xuan ji

Ruizhen Yan · First published 2007

Cover of Yan Ruizhen wen ji

Yan Ruizhen wen ji

Cover of Wei lai shi nian nong ye nong cun fa zhan zhan wang

Wei lai shi nian nong ye nong cun fa zhan zhan wang

Ruizhen Yan · First published 2014

Cover of Zhongguo nong cun jing ji xue

Zhongguo nong cun jing ji xue

Ruizhen Yan · First published 1994

Cover of Poverty and development

Poverty and development

Yan Ruizhen, Wang Yuan · First published 1992

Cover of Ren kou ji chu zhi shi wen da

Ren kou ji chu zhi shi wen da

Ruizhen Yan, Yuqin Wang · First published 1992

Cover of Zhongguo gong nong ye chan pin jia ge jian dao cha

Zhongguo gong nong ye chan pin jia ge jian dao cha

Ruizhen Yan · First published 1988

Cover of Nong ye qi ye jing ying guan li yu jue ce xue

Nong ye qi ye jing ying guan li yu jue ce xue

Ruizhen Yan · First published 1987

Placeholder cover for 我国的农业生产结构

我国的农业生产结构

Ruizhen Yan, Zhixiang Zhou, 严厚铮 · First published 1986