China azolla propagation and small-scale biogas technology.

China azolla propagation and small-scale biogas technology.

書目詳細資料
企業作者: Food and Agriculture Organization of the United Nations
格式: 圖書
語言:English
出版: Rome FAO 1979.
叢編:FAO soils bulletin 41.
主題:
Azolla > Econ. aspects.
Ferns > China.
Waste products as fuel.
Biogas.