Plant disease an advanced treatise V .1: how to disease is managed

Eitemau Tebyg

• Plant disease an advanced treatise V .1: how to disease is managed
  gan: Cowling, E B
  Cyhoeddwyd: (1977)
• Plant disease an advanced treatise. V. 4: how pathogens induce disease
  gan: Cowling, E B
  Cyhoeddwyd: (1979)
• Plant disease an advanced treatise. V 2: how disease develops in populations
  gan: Cowling, E B
  Cyhoeddwyd: (1978)
• Plant disease an advanced treatise V. 4 how pathogens induce disease
  gan: Cowling, E B
  Cyhoeddwyd: (1979)
• Plant disease an advanced treatise. V 2: how disease develops in populations
  gan: Cowling, E B
  Cyhoeddwyd: (1978)