000 00492 a2200157 4500
080 _a631.316(061)
_bT256A
245 1 _aAgricultural mechanization
_bPto-driven machines for the rotary cultivation of the soil
_cby D. Toma
260 _aNew York
_bUnited Nations
_c1968
650 _aAgricultural Mechanization
650 _aRotary Cultivation
650 _aPot Drive Machines
100 1 _aToma, D.
300 _a17 p.
040 _aIARI, New Delhi
901 _a108741
999 _c43307
_d43307