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2. The present status of biological control of Chilo partellus (Swinh.) (Lep.: Pyralidae) by Apanteles flavipes (Cam.) (Hym.: Braconidae) in Pakistan;Attique;Proceedings of the First Pakistan Congress of Zoology, Series B,1980
3. Foreign exploration for beneficial organisms;Bartlett,1964
4. Introduction of natural enemies for suppression of arthropod pests;Bellows,1993
5. Biological control of ash whitefly: A success in progress;Bellows;California Agriculture,1992