About ABE Susumu S.
About Africa Rice Center, Cotonou, BEN
About BURI M.Moro
About Acad. Post Office, Kwadaso-Kumasi, GHA
About ISSAKA Roland N.
About Acad. Post Office, Kwadaso-Kumasi, GHA
About KIEPE Paul
About Africa Rice Center, Cotonou, BEN
About WAKATSUKI Toshiyuki
About Kinki Univ., Nara, JPN
About Oryza sativa
About soil fertility
About lowland
About paddy soil
About valley
About flood plain
About soil acidity
About carbon
About nitrogen
About plant availability
About phosphorus
About calcium
About magnesium
About cation exchange capacity
About clay
About content(quantity)
About surface soil
About mineral composition
About kaolinite
About plant nutrient
About rainfall
About electrical conductivity
About biomass
About weathering
About Asia
About Western Africa
About soil sample
About agricultural production
About Rice cropping
About Soil science in general
About 西アフリカ
About 低地
About イネ
About 土壌肥沃度
About 可能性