Hamid, S. 1984, Natural balance of graminicolous aphids in Pakistan. II. - Aphid populations of maize. Agronomie, Paris
4(8):801-803
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IIBC 1991, IIBC Annual Report 1990.
pp.60
CAB International, Wallingford, U.K.
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Keywords: Biological control
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IIBC 1992, International Institute of Biological Control Annual Report 1991
pp.54-55
CAB International, Wallingford, U.K.
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