Biogas; what it is, how it is made, how to use it.

Bibliographic Details
Corporate Author:	Food and Agriculture Organization of the United Nations
Format:	Book
Language:	English
Published:	Rome : Food and Agriculture Organization of the United Nations, 1984.
Series:	FAO economic and social development series ; no. 3/31. Better farming series ; 31.
Subjects:	Biogas > Handbooks, manuals, etc.

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