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Documents disponibles écrits par cet auteur (13)
Ajouter le résultat dans votre panier Faire une suggestion Affiner la recherche Interroger des sources externesarticle/chapitre/communication
L. Lapchin ; J. Rabasse | 1980article/chapitre/communication
L. Lapchin ; A. Ferran ; G. Iperti ; J. Rabasse ; J. Lyon | 1987article/chapitre/communication
L. Lapchin | 1985article/chapitre/communication
A. Ferran ; G. Iperti ; L. Lapchin ; J. Lyon ; J. Malausa ; J. Rabasse | 1986article/chapitre/communication
J. Rochat ; F. Vanlerberghemasutti ; P. Chavigny ; R. Boll ; L. Lapchin | 19991. Crops are often colonised by aphids having different life-history traits, and the aphids and their offspring compete for the shared resource. The intraspecific competition and dispersal characteristics of two strains (A and B) of the cotton a[...]article/chapitre/communication
A. Ferran ; G. Iperti ; L. Lapchin ; J. Rabasse | 1991thèse/mémoire
article/chapitre/communication
L. Lapchin ; B. Pintureau ; R. Boll | 1981article/chapitre/communication
L. Lapchin ; R. Boll ; J. Rochat ; A. Geria ; E. Franco | 1997Two visual abundance methods were used to estimate the density of healthy or mummified aphids, Aphis gossypii Clover, on leaves and whole cucumber plants in greenhouses. Additional explanatory variables (e.g., proportion of infested leaves per p[...]article/chapitre/communication
G. Iperti ; L. Lapchin ; A. Ferran ; J. Rabasse ; J. Lyon | 1988article/chapitre/communication
L. Lapchin ; H. Guyot ; P. Brun | 1994A quick method of evaluating aphid infestations on young clementine trees is developed. It uses visual abundance classes. This method is used to compare the population dynamics of two aphid species in 11 orchards in Corsica (France). The curve[...]article/chapitre/communication
L. Lapchin ; R. Boll | 1981article/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[...]
