Introduction to aphids.pdf - NJF
Introduction to aphids.pdf - NJF
Introduction to aphids.pdf - NJF
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Aphid generations<br />
• Fundatrix (stem-mother) -First generation of parthenogenetic females<br />
which hatch from the over-wintering eggs. Usually apterous.<br />
• Fundatrigeniae - Subsequent generations of parthenogenetic females<br />
developing on the primary host. Apterous or alate<br />
• Alienicolae (Exules) - Generations of parthenogenetic females<br />
developing on the secondary host. Apterous or alate.<br />
• Sexuales - Males and oviparous females. Males can be apterous or alate.<br />
Oviparous females usually apterous.
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