Home › Authors › R. James Cook 👤 R. James Cook b. 1937 ยท 5 books Books by R. James Cook Benefits of biodiversity 1999 Wheat Health Management 1991 The nature and practice of bio The nature and practice of biological control of plant pathogens 1983 Pythium root rot Pythium root rot 1982 Nature of the influence of cro Nature of the influence of crop residues on fungus-induced root diseases, 1955-1970 1969