Zhao qi
By: Cheng Qi, Luo Benkai.
Contributors: Luo, Benkai.
Edition: Di 1 ban.
Series: Nong ye ke xue ji shu cong shu; Nong ye ke xue ji shu cong shu (Hefei Shi, China)
Publisher: Anhui ke xue ji shu chu ban she; Anhui sheng xin hua shu dian fa xing
Published: 1982
Place of publication: Hefei Shi
Language: chi
Number of pages: 63
Subjects: Biogas.