Monograph on Downy Mildew of Crucifers

Download or read book Monograph on Downy Mildew of Crucifers written by G. S. Saharan and published by Saskatoon, Sask. : Research Branch, Agriculture and Agri-Food Canada. This book was released on 1997 with total page 208 pages. Available in PDF, EPUB and Kindle. Book excerpt: Downy mildew (Peronospora parasitica) is among the major devastating diseases of crucifers world-wide. Hosts of this disease include canola, cabbage, cauliflower, broccoli, kale, and various ornamental plants. This publication is a detailed literature review on downy mildew of crucifers, arranged into sections discussing the following: the disease, its symptoms on different hosts, geographic distribution, yield losses, and disease assessment methods; the pathogen's taxonomy, variability, sporulation, perpetuation, and spore germination; host-pathogen interactions in the form of seed infection, host range, disease cycle, process of infection and pathogenesis, epidemiology, fine structure, biochemical changes, and biochemical compounds; host defence mechanisms; techniques for studying host-pathogen relationships; and management practices related to cultural control, chemical control, biological control, host resistance, and integrated disease management.