TY  - BOOK
AU  - Habeeburrahman,P.V.
TI  - Utilisation of azolla for rice in acidic soils
KW  - Plant products
KW  - Ferms
KW  - Pteridophyta
KW  - Azolla pinnata
KW  - Green manures
KW  - Chemical soil types
KW  - Soil types
ER  -