Coexistence in space and time of sexual and asexual populations of the cereal aphid Sitobion avenae

Aphids typically reproduce by cyclical parthenogenesis, with a single sexual generation alternating with numerous asexual generations each year. However, some species exhibit different life cycle variants with various degrees of investment in sexuality. We tested the hypothesis that these life cycle...

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Veröffentlicht in:	Oecologia 2001-08, Vol.128 (3), p.379-388
Hauptverfasser:	Dedryver, Charles-Antoine, Hullé, Maurice, Le Gallic, Jean-François, Caillaud, Marina C, Simon, Jean-Christophe
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal and plant ecology Animal, plant and microbial ecology Animals Aphididae autumn Barley Biological and medical sciences Breeding Champagne Climate cycles Climate models climatic factors Climatic zones clones Demecology eggs France Fundamental and applied biological sciences. Psychology Insecta Invertebrates Life cycle Life cycle. Embryology. Development Mating behavior parthenogenesis Physiology. Development Population Ecology Protozoa. Invertebrata sexual reproduction Sitobion avenae space and time Wheat Winter
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