About PAUL Ayella
About Univ. Tsukuba
About ISHII Atsushi
About Univ. Tsukuba
About SATOH Masayoshi
About Univ. Tsukuba
About 農業農村工学会大会講演会講演要旨集(CD-ROM)
About Republic of Uganda
About Eastern Africa
About developing country
About paddy field
About development
About large scale
About geomorphic element
About swamp
About function(performance)
About facility and building
About water use
About productivity enhancement
About water deficit
About Paddy Field in Ravine
About water use system
About problem
About Policy,system and organizations for science and technology
About Agriculture in general
About Rice cropping
About Agricultural engineering
About ウガンダ
About 大規模
About 谷地田
About 生産性向上