Zhengzhou tu zhong zhi
By: zhu bian Niu Hejun, Kang Chao
Edition: Di 1 ban
Publisher: Zhong yuan nong min chu ban she
Published: 2009
Place of publication: Zhengzhou
Language: chi
Number of pages: 183
ISBN-13: 9787807397281
Subjects: Soils; Classification; History