Citation: Chapter 7. Hans R Herren. 1996. Pages 136-149. In: GJ Persley. 1996. Biotechnology and Integrated Pest Management. Biotechnology in Agriculture No. 15, CAB International, Wallingford, Oxon UK OX10 8DE, 475 pages.

Keywords: cassava: a case study, background, cassava mealybug Phenacoccus manihoti, research approach, P herreni, Epidinocarsis lopezi, Parapyrus manihoti, Ocyptamus sp, from biological control to plant-health management, cowpea: a case study, bean flower thrips Megalurothrips sjostedti, Maruca testulalis, Clavigralla tomentosicollis, research approach,