000 00286 a2200133 4500
080 _a631.3(063)
_bI61P
100 _a
_d
245 1 _aProceedings
260 _aManila
_bIRRI
_c1978
300 _a203 p.
650 _aFarm Machinery
650 _aAgricultural Machinery
901 _a179213
999 _c80091
_d80091