1. Alston JM, Norton GW, Pardey PG (1995) Science under scarcity: principles and practice for agricultural research evaluation and priority setting. Cornell University Press, Ithaca, NY
2. Arneson PA, Losey JE (1997) Integrated pest management. Lecture notes, Cornell University, Ithaca, NY
3. Benbrook C (2009) Impacts of genetically engineered crops on pesticide use: the first thirteen years. The Organic Center.
www.organic-center.org
4. Boller EF, Avilla J, Gendrier JP, Joerg E, Malavolta C (eds) (1998) Integrated production in Europe: 20 years after the declaration of Ovronnaz. IOBC/WPRS Bull 21(1):41
www.iobc.ch
5. Carson R (1962) Silent spring. Fawcett Crest, New York, p 368