00431nam a2200157Ia 4500008004100000020001500041082001600056100001400072245004600086260005200132300000800184650002300192650001800215653002100233653001900254170901s1968    xx            000 0 und d  a0632051507  a581.2bE83P  aEvans, E. 0aPlant Diseases and Their Chemical Control  aOxfordbBlackwell Scientific Publicationsc1968  a288  aBotanical sciences  aPure Sciences  aChemical control  aPlant diseases