Résultat de la recherche
71 recherche sur le mot-clé 'APHIS GOSSYPII'
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article/chapitre/communication
S. Fuller ; P. Chavigny ; L. Lapchin ; F. Vanlerberghemasutti | 1999Aphis gossypii is an aphid species that is found throughout the world and is extremely polyphagous. It is considered a major pest of cotton and cucurbit species. In Europe, A. gossypii is assumed to reproduce exclusively by apomictic parthenogen[...]thèse/mémoire
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F. Vanlerberghemasutti ; P. Chavigny ; S. Fuller | 1999article/chapitre/communication
S. Vehrs ; G. Walker ; M. Parrella | 1992article/chapitre/communication
E. Kapatos ; E. Stratopoulou ; A. Sahinoglou ; J. Tsitsipis ; D. Lycouresis | 1996A sampling plan was developed for the study of the population dynamics of Aphis gossypii, Glover on cotton. The distribution of the population of A. gossypii within the plant is not randomly distributed in relation to height. At the beginning (e[...]article/chapitre/communication
J. Auclair | 1967thèse/mémoire
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F. Vanlerberghemasutti ; P. Chavigny | 1998Samples of the aphid Aphis gossypii (Glover) were collected from different host plants at 18 locations in southern France, La Reunion, Portugal and Laos. RAPD (random amplified polymorphic DNA) patterns of the 480 aphids were obtained using thre[...]article/chapitre/communication
The resistance of ashgourd to the melon-cotton aphid, Aphis gossypii (Glover), and the incidence of aphid-transmitted viral diseases was investigated following recording of aphid numbers and trichome (plant hair) numbers per cm(2) of leaf on fou[...]thèse/mémoire
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J. Chen ; Y. Rahbe ; B. Delobel ; N. Sauvion ; J. Guillaud ; G. Febvay | 1997In the melon, the Vat (monogenic, dominant) resistance gene governs both an antixenotic reaction to the melon aphid Aphis gossypii Clover (Homoptera, Aphididae) and a resistance to non-persistent virus transmission, restricted to this vector spe[...]thèse/mémoire