00471nam a2200169Ia 4500008004100000020001500041082001600056100002000072245004300092250000600135260004700141300000800188650004100196650003400237653001600271653001400287170901s1995    xx            000 0 und d  a0521401127  a630.9bH30L  aHarlan, Jack R. 0aLiving field our agricultural heritage  a1  aAstraliabCambridge University Pressc1995  a271  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgriculture  aGeography