00439nam a2200157Ia 4500008004100000020001500041082002000056100001600076245004300092260003100135300000800166650004100174650003400215653002000249653001200269170901s1990    xx            000 0 und d  a0851986773  a631.50913bS66P  aSquire, G.R 0aPhysiology of Tropical Crop Production  aUKbCABI, Publishingc1990  a236  aAgriculture and related technologies  aTechnology (Applied sciences)  aCrop physiology  aTropics