00496nam a2200157Ia 4500008004100000082001300041100001600054245009400070260002000164300001200184490004300196600003800239600001900277600001500296650002700311140224s9999    xx            000 0 und d  a631.3 N4  aSmith, D.W.  aTesting and evaluation of agricultural machinery and equipment; principles and practices.  aRomebFAOc1994  av,272p.  aFAO Agricultural Services Bulletin 110  a D.W.Smith, B.G.Sims and O Neill.  aO' Neill, D.H.  aSims, B.G.  aAgricultural machinery