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3. Campion , D. G. 1972 Some observations on the use of pheromone traps as a survey tool for S. littoralis Center for Overseas Pest Research 4.
4. The use of sex pheromones in the control of Spodoptera littoralis (Boisd.);Campion;EPPO. Bull.,1974
5. A comparison of light and pheromone trap catches of Spodoptera littoralis in Egypt;Nasr-El Sayed;PANS,1978