China: Azolla propagation (water ferns) and small-scale biogas technology. Report on an FAO/UNDP study tour to the People's Republic of China, 21 May - 11 June 1978
3 tables, drawings, photographs; 7 ref.
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| Format: | Texto biblioteca |
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Rome (Italy) FAO
1978
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| Subjects: | AZOLLA PINNATA, BIOGAS, CROPPING SYSTEMS, GREEN MANURES, TECHNOLOGY, ENGINEERING, DESIGN, BIOGAZ, SYSTEME DE CULTURE, SISTEMAS DE CULTIVO, ENGRAIS VERT, TECHNOLOGIE, INGENIERIE, CONCEPTION, ABONOS VERDES, TECNOLOGIA, INGENIERIA, DISENO, |
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| Summary: | 3 tables, drawings, photographs; 7 ref. |
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