1. Scouting is essential;Burgess;Cotton Boll,1971
2. Crop losses in cotton caused by Heliothis and Diparopsis bollworms;Gledhill;Rhodesia Agricultural Journal,1976
3. Cotton growing in Southern Rhodesia;McKinstry;Rhodesia Agricultural Journal,1959
4. Recent advances in the control of cotton insect pests in the Rhodesias and Nyasaland;Tunstall,1965
5. Large-scale spraying trials for the control of cotton insect pests in Central Africa;Tunstall;Cotton Growing Review,1965