Symposium on cropping systems research and development for the Asian rice farmer
- Phillippines, International rice research institute 1977
- 454
- International rice research institute
Cropping - research - Asia - symposium, rice farming - R & D - Asia - symposium
631.072 05 SYN
115
Cropping - research - Asia - symposium, rice farming - R & D - Asia - symposium
631.072 05 SYN
115