China: azolla propagation and small-scale biogas technology: report on an FAO / UNDP study tour to the People's Republic of China, 21 May-11 June 1978
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Corporate Author: | |
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Format: | Book |
Published: |
Rome :
Food and Agriculture Organization of the United Nations ,
1978
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Series: | FAO soils bulletin; 41
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Physical Description: | xii , 81p. : ill. ; 27.5cm |
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ISBN: | 92-5-100721-7 |