Utilization of the azolla-anabaena complex as a nitrogen fertilizer for rice /
Utilization of the azolla-anabaena complex as a nitrogen fertilizer for rice /
I. Watanabe ... [et al.].
- Manila, Philippines : The International Rice Research Institute, 1977.
- 15 p. : ill.
- IRRI research paper series ; no. 11 .
Azolla as fertilizer.
Rice--Fertilizers.
Nitrogen fertilizers.
Azolla as fertilizer.
Rice--Fertilizers.
Nitrogen fertilizers.