China azolla propagation and small-scale biogas technology.

China azolla propagation and small-scale biogas technology.

Manylion Llyfryddiaeth
Awdur Corfforaethol: Food and Agriculture Organization of the United Nations
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Rome FAO 1979.
Cyfres:FAO soils bulletin 41.
Pynciau:
Azolla > Econ. aspects.
Ferns > China.
Waste products as fuel.
Biogas.