000 nam a22 4500
082 _aRID.631.7
_bS3n
_d1981
245 _aNongwai pioneer agriculture project Khon Kaen province Thailand (Loan no.206 THA SF) : Study report improvement of main irrigation system
260 _aNagoya
_bSanyu Consultants
_c1981
700 _aSanyu Consultants
942 _c12
999 _c2567
_d2567