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.W., Gellner J.L., 1992. Yield losses in winter wheat caused by low-density cereal aphid populations. Agron. J. Madison, Wis, American Society of Agronomy 84, 180–183. Gellner J.L. Yield

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Carter, N. McLean IFG, Watt, AD. and Dixon AFG. 1980. Cereal aphids: a case study and review. Applied Biology V: 271–348. Dixon A.F.G. Cereal aphids: a case study and review

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Leszczynski, B., Wright, L. C., Bakowski, T. (1985) The influence of phenolic compounds on the preference of winter wheat cultivars by cereal aphids. Insect Sci. Appl. 6 , 157–158. Bakowski T

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Barta, M., Cagáň, L. 2005. Seasonal dynamics and species composition of cereal aphids on different host crops. Acta Fytotechnica et Zootechnica 8 : 72–78. Cagáň L. Seasonal

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. 1997 15 191 201 Hesler, L. S. and Berg, R. K. 2003. Tillage impacts cereal-aphid (Homoptera: Aphididae) infestations in

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.] Növényvéelem 23 385 394 Lee, G., Stevens, D. J., Stokes, S. and Wratten, S. D. (1981): Duration of cereal aphid

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Basky, Z. and Eastop, V. F. (1995): Diuraphis noxia and other cereal aphids in Hungary. J. Aphidology 5, 1-8. Diuraphis noxia and other cereal aphids in Hungary. J. Aphidology

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Rana, J. S. (2005): Role of Coccinella septempunctata (L.) in Management of Cereal Aphid, Sitobion avenae (FAB.) in Subtropical Wheat Crop Ecosystem. Cereal Research Communications Vol. 33. Nos 2–3 pp. 577. Rana

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Coccinella septempunctata (L.) in Management of Cereal Aphid, Sitobion avenae (FAB.) in Subtropical Wheat Crop Ecosystem. Cereal Research Communications Vol. 33. Nos 2–3 pp. 577. Rana J. S

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818 Lee, G., Stevens, D., Stokes, S., Wratten, S. 1981. Duration of cereal aphid populations and the effects on wheat yield and breadmaking quality. Annals of Appl. Biol. 98 :169

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