003430000a22001450004500060000800000082001800008100001900026100001700045245004100062260003500103260000900138300000800147310001900155650002300174  a100  a635.049 3 CHU  aChupp, Charles  aSheef, Arden  aVegetable diseases and their control  aLondon, Constable and Co. Ltd.  c1960  a695  aChupp, Charles  aVegetable Diseases