1. Fungi and disease in plants;Butler,1918
2. Principles of plant infection;Gäumann,1950
3. High efficiency pollen samplers;Harrington;J. Allergy,1959
4. The climate and eco-climates of coffee plantations;Kirkpatrick,1935
5. Seasonal periodicity of coffee leaf disease (Hemileia vastatrix B. & Br.);Mayne;Bull. Mysore Coffee Exp. Sta.,1930