003220000a22001450004500020001500000060000800015082001800023100001500041245002400056250000600080260002000086260001000106300000800116650005200124  a0582441676  a100  a632.  952 MAR  aMarsh, R W  aSystemic fungicides  a2  aLondon, Longman  c11977  a401  aSystemic fungicides/toxicology/fungal pathogens