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Biogas fertilizer system : technical report on a training seminar in China.

Material type: TextTextSeries: UNEP reports and proceedings series ; 2Publication details: Nairobi : United Nations Environment Programme, c1981.Description: 86 p., [50] p. of plates : ill. ; 25 cmSubject(s): DDC classification:
  • 665.7/76 19
LOC classification:
  • TP359.B48 B56 1981
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Includes bibliographical references.

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