Table of Contents
Volume 30, 1950

Pages ii-iv: New or Noteworthy Diseases
Pages v-viii: Maladies nouvelles ou d’ importance notable
Pages viii-xiii: The Weather and Its Influence on Diseases
Page xiv: Plant-Parasitic NematodesA. D. Baker
Pages xv-xvi: Phenological Data – 1950
Pages 1-16: Diseases of Cereal Crops
Pages 16-19: Rust Nurseries in Canada in 1950 T. Johnson, B. Peturson, A. M. Brown, and G. J. Green
Pages 20-25: Physiologic Races of Cereal Rusts in Canada in 1950
Pages 26-47: Diseases of Forage and Fibre Crops
Pages 48-94: Diseases of Vegetable and Field Crops
Pages 95-112: Diseases of Fruit Crops
Pages 113-119: Diseases of Trees and Shrubs
Pages 120-133: Diseases of Ornamental Plants
Pages 134-135: Index of Hosts