00559nam a2200205Ia 4500008004100000020001500041082001700056100001700073245005500090250000600145260003400151300000800185650004100193650003400234653001400268653001700282653001900299700001900318700001600337170901s1977    xx            000 0 und d  a0029460484  a632.95bG75C  aGreen, M. B. 0aChemisrty for Crop Improvement and Pest management  a1  aNew YorkbPergmon Pressc1977  a370  aAgriculture and related technologies  aTechnology (Applied sciences)  aChemistry  aPest control  aPlant breeding  aHartley, G. S.  aWest, T. F.