00509nam a2200181Ia 4500008004100000020001500041082001600056100001900072245002800091250000600119260005400125300000800179650004100187650003400228653002700262653001700289700002100306170901s1971    xx            000 0 und d  a0356033902  a631.3bH42H  aHawker, M.F.J. 0aHorticultural Machinery  a1  aLondonbMacdonald Technical and Scientitficc1971  a169  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgricultural machinery  aHorticulture  aKeenlyside, J.F.