00552nam a2200181Ia 4500008004100000020001500041082002000056100001600076245006000092260006700152300000800219650004100227650003400268653001700302653001500319653001600334700002000350170901s1987    xx            000 0 und d  a9781310510  a633.40913bH12I  aHahn, S. K. 0aIntegrated Management for Tropical Root and Tuber Crops  aBangkokbInternational Institure of Tropical Agriculturec1987  a235  aAgriculture and related technologies  aTechnology (Applied sciences)  aPest control  aRoot crops  aTuber crops  aCaveness, F. E.