This publication details how to build a better small biogas unit and use it.
Chi tiết Ấn phẩm
- Nhà Xuất Bản: FAO (Food and Agriculture Org. of the U.N.)
- ISBN-10: 9251023921
- Dewey Decimal: 333.7
- Thư viện ECHO: 333.7 FAO
This publication details how to build a better small biogas unit and use it.