Yu bei ping yuan nong ye sheng tai xi tong yan jiu
Subtitle: Agricultural ecosystem on the northern Henan plain
By: Fu Jiping, Xu Fu'an zhu bian
Edition: Di 1 ban
Series: Zhongguo sheng tai xi tong yan jiu wang luo cong shu
Publisher: Qi xiang chu ban she
Published: 1998
Place of publication: Beijing
Language: chi
Number of pages: 277