External links
References
- BPI. (1987): Integrated pest management in corn. Bureau of Plant Industry, Department of Agriculture. Manila, Philippines.
- Brooklyn Botanic Garden. (1999): Natural insect control: The ecological gardener's guide to foiling pests. Handbook # 139. Brooklyn Botanic Garden, Inc. Washington Avenue, Brooklyn, NY.
- CIKS. (2000): Bollworm control in cotton. Center for Indian Knowledge Systems. Chennai, India. Pesticide Post. Vol. 8, No 6.
- Hoffman, M.; Wilson, L.; Zalom, F. (1991): Area-wide pheromone trapping of Helicoverpa zea and Heliothis phloxiphaga (Lepidoptera: Noctuidae) in the Sacramento and San Joaquin valleys of California. Journal of Economic Entomology. Vol. 84.
- ICIPE. (2003): Development of biocontrol-based management of Helicoverpa armigera in eastern and southern Africa. 2000-2003 ICIPE Scientific Report. International Center for Insect Physiology and Entomology, Nairobi, Kenya.
- PCARRD. (1981): The Philippines recommends for corn. Los Banos, Laguna, Philippines.
- Teetes, G.; Pendleton, B. (1999): Insect pests of sorghum. Department of Entomology. Texas A&M University.