该书已不再出版。
![](http://assets.echocommunity.org/book/2e9d0030-b744-408c-9287-09925035b31e/china-azolla-propagation-and-small-scale-biogas-technology_thumbnail.jpg?w=400)
This FAO report is from a study tour of 15 communes in the Peoples' Republic of China in 1978 to specifically see Azolla production and biogas production.
81 pages, illustrated, photos
FAW Soils Bulletin 41
出版物详细信息
- 已出版: 1979
- 出版者: Food and Agriculture Organization of the United Nations
- ISBN-10: 9251007217
- ISBN-13: 978-9251007211
- Dewey Decimal: 665.776
- ECHO 图书馆: 665.776 FAO