1. 1993-01-01 Ce guide contient des illustrations et des descriptions de nombreux symptômes de maladies ou attibués à des maladies qui affectent la culture du poivron dans le monde. Ce guide n'a pas la prétention de couvrir toutes les maladies du poivron, mail un effort a été fait pour couvrir au mieux les...
  2. This pamphlet contains some general information on the important diseases of rice in the tropics. It is intended primarily for use by trainees at the International Rice Research Institute.
  3. 1971-01-01 This publication discusses how to grow sweet potatoes, the areas in the world where they are grown, and diseases of them.
  4. Objectives: Understanding the diseases and pests that affect onion farming and their management and prevention.
  5. This resource cover onion diseases such as: Damping-off purple Blotch Stemphylium Blight Basal Rot Downy Mildew OnionSmut Onion Smudge Black Mould Bacterial Brown Rot Onion Yellow Dwarf Anthracnose White rot Neck rot
  6. Descriptions of various afflictions to potato crops and advice in dealing with them. Includes charts, tables, diagrams, and black-and-white and full color photographs.
  7. 1988-01-01 This publication lists all the infectious diseases and noninfectious disorders of the sweet potato. It includes symptoms, causal organism and disease cycles and pathogenesis.
  8. With its many illustrations and the comprehensive treatment of the subject, it would be an excellent source-book for the students at the graduate and postgraduate levels, and an invaluable reference book for those attempting to recognize and control the diseases to which millets are susceptible....
  9. This publication discusses honeybee health, colony collapse and mitigative and preventive measures. It includes data collection and research to identify factors affecting honeybee health.
  10. 1976-01-09 This is the second in a set of three how-to manuals that together provide a comprehensive overview of storage problems and considerations as they relate to the small farmer. Vol 2 is is an in-depth study of two major enemies: insects and rodents. 169 pages, illustrations