Control of Crop Diseases - W. R. Carlile, A. Coules - Google Books

https://books.google.de/books?id=8QQ7JEjqWPMC&pg=PA106#v=onepage

Thoroughly revised and updated to reflect current and emerging practices, this book explores modern methods of disease control in field and glasshouse crops. It outlines the major crop diseases, with a particular emphasis on those features of symptomology…