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Table 1. Comparison of reproduction of alates of woolly apple aphid reported by various authors. .
Author Year Country Progeny of alate Progency per alate
Season Progeny Virginoparae Oviparae Males
Asante 1994 Australia spring virginoparae only 6.30±0.76
summer virginoparae & sexuals 2.77 ± 0.1 1.92 ± 0.1 2.38 ± 0.1
late summer - autumn sexuals only 3.47 ± 0.1 3.76 ± 0.1
Baker 1915 North America virginoparae & sexuals
Cottier 1953 New Zealand virginoparae & sexuals
Dumbleton & Jeffreys 1938 New Zealand summer virginoparae & sexuals
autumn sexuals only 2.8 - 3.5 mean total
Fluiter de 1931 The Netherlands virginoparae & sexuals
Gautham & Verma 1983 India sexuals only 4 - 8 total
Hely et al. 1982 Australia sexuals only
Hoyt & Madsen 1960 North America sexuals only
Lal & Singh 1947 India virginoparae only
Mols 1996 The Netherlands virginoparae only
Monzon 1925 Japan autumn sexuals only 3.1 ± 1.7 3.2 ± 1.0
Pringle & Heunis 2001 South Africa virginoparae only
Sandanayaka & Bus 2004 New Zealand late summer -autumn mainly sexuals 3.52 ± 0.13 3.94 ± 0.11
Schoene & Underhill 1935 North America virginoparae & sexuals
Thakur & Dogra 1980 India   virginoparae & sexuals
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