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Boldt, P.E.; Marston, N.; Dickerson, W.A. 1973, Differtial parasitism of several species of lepidopteran eggs by two species of Trichogramma. Environmental Entomology
2(6):1121-1122
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Parker, F.D.; Lawson, F.R.; Pinnell, R.E. 1971, Suppression of Pieris rapae using a new control system: mass releases of both the pest and its parasite. Journal of Economic Entomology
64(3):721-725
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Keywords: Biological control
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Parker, F.D.; Pinnell, R.E. 1971, Overwintering of some Trichogramma spp. in Missouri. Journal of Economic Entomology
64:80-81
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Parker, F.D.; Pinnell, R.E. 1972, Effectiveness of Trichogramma spp. in parastising eggs of Pieris rapae and Trichoplusia ni. I. Field studies. Environmental Entomology
1(6):785-789
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Keywords: Biological control
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