Résultats pour Auteur : "Malapa, Roger"

Development of HP-TLC method for rapid quantification of sugars, catechins, phenolic acids and saponins to assess Yam (Dioscorea spp.) tuber flour quality. Lebot Vincent, Malapa Roger, Molisalé Tari. 2019. Plant Genetic Resources, 17 (1) : 62-72.

Secondary metabolites content may clarify the traditional selection process of the greater yam cultivars (Dioscorea alata L.). Lebot Vincent, Malapa Roger, Abraham Kuttolamadathil, Molisalé Tari, Van Kien N., Gueye Badara, Waki Jeffrey. 2018. Genetic Resources and Crop Evolution, 65 (6) : 1699-1709.

The Pacific yam (Dioscorea nummularia Lam.), an under-exploited tuber crop from Melanesia. Lebot Vincent, Malapa Roger, Abraham Kuttolamadathil. 2017. Genetic Resources and Crop Evolution, 64 (1) : 217-235.

Understanding the genetic diversity and population structure of yam (Dioscorea alata L.) using microsatellite markers. Arnau Gemma, Bhattacharjee Pallab, MN Sheela, Chaïr Hâna, Malapa Roger, Lebot Vincent, K. Abraham, Perrier Xavier, Petro Dalila, Penet Laurent, Pavis Claude. 2017. PloS One, 12 (3):e0174150, 17 p.

New development and validation of 50 SSR markers in breadfruit (Artocarpus altilis, Moraceae) by next-generation sequencing. De Bellis Fabien, Malapa Roger, Kagy Valérie, Lebegin Stéphane, Billot Claire, Labouisse Jean-Pierre. 2016. Applications in Plant Sciences, 4 (8):e1600021, 7 p.

Plastid phylogenetics of Oceania yams (Dioscorea spp., Dioscoreaceae) reveals natural interspecific hybridization of the greater yam (D. alata). Chaïr Hâna, Sardos Julie, Supply Anthea, Mournet Pierre, Malapa Roger, Lebot Vincent. 2016. Botanical Journal of the Linnean Society, 180 (3) : 319-333.

Secondary metabolite diversity in taro, Colocasia esculenta (L.) Schott, corms. Muñoz-Cuervo Ismael, Malapa Roger, Michalet Serge, Lebot Vincent, Legendre Laurent. 2016. Journal of Food Composition and Analysis, 52 : 24-32.

Somaclonal variants of taro (Colocasia esculenta Schott) and yam (Dioscorea alata L.) are incorporated into farmers' varietal portfolios in Vanuatu. Vandenbroucke Henri, Mournet Pierre, Vignes Hélène, Chaïr Hâna, Malapa Roger, Duval Marie-France, Lebot Vincent. 2016. Genetic Resources and Crop Evolution, 63 : 495-511.

Comparative analysis of genetic variation in kava (Piper methysticum) assessed by SSR and DArT reveals zygotic foundation and clonal diversification. Vandenbroucke Henri, Mournet Pierre, Malapa Roger, Glaszmann Jean-Christophe, Chaïr Hâna, Lebot Vincent. 2015. Genome (Ottawa), 58 (1) : 1-11.

Farmers' selection of quality traits in cassava (Manihot esculenta Crantz) landraces from Vanuatu. Lebot Vincent, Malapa Roger, Sardos Julie. 2015. Genetic Resources and Crop Evolution, 62 (7) : 1055-1068.

Characterization of microsatellites in Xanthosoma sagittifolium (Araceae) and cross-amplification in related species. Cathebras Chloé, Traore Renan, Malapa Roger, Risterucci Ange-Marie, Chaïr Hâna. 2014. Applications in Plant Sciences, 2 (6), 5 p.

Application of near infrared reflectance spectroscopy for the evaluation of yam (Dioscorea alata) germplasm and breeding lines. Lebot Vincent, Malapa Roger. 2013. Journal of the Science of Food and Agriculture, 93 (7) : 1788-1797.

Use of NIRS for the rapid prediction of total N, minerals, sugars and starch in tropical root and tuber crops. Lebot Vincent, Malapa Roger, Jung Mathide. 2013. New Zealand Journal of Crop and Horticultural Science, 41 (3) : 144-153.

Genetic diversity of taro (Colocasia esculenta (L.) Schott) in Vanuatu (Oceania): an appraisal of the distribution of allelic diversity (DAD) with SSR markers. Sardos Julie, Noyer Jean-Louis, Malapa Roger, Bouchet Sophie, Lebot Vincent. 2012. Genetic Resources and Crop Evolution, 59 (5) : 805-820.

Phenotypic characterization of sweet potato Ipomoea batatas (L.) Lam. genotypes in relation to prediction of chemical quality constituents by NIRS equations. Lebot Vincent, Ndiaye André, Malapa Roger. 2011. Plant Breeding, 130 (2) : 457-463.

Rapid estimation of taro (Colocasia esculenta) quality by near-infrared reflectance spectroscopy. Lebot Vincent, Malapa Roger, Bourrieau Marion. 2011. Journal of Agricultural and Food Chemistry, 59 (17) : 9327-9334.

Evidence for spontaneous polyploidization in cassava Manihot esculenta Crantz. Sardos Julie, Rodier-Goud Marguerite, Dambier Dominique, Malapa Roger, Noyer Jean-Louis, Lebot Vincent. 2009. Plant Systematics and Evolution, 283 (3-4) : 203-209.

NIR determination of major constituents in tropical root and tuber crop flours. Lebot Vincent, Champagne Antoine, Malapa Roger, Shiley Dan. 2009. Journal of Agricultural and Food Chemistry, 57 (22) : 10539-10547.

Evolution of cassava (Manihot esculenta Crantz) after recent introduction into a South Pacific Island system. The contribution of sex to the diversification of a clonally propagated crop. Sardos Julie, McKey Doyle B., Duval Marie-France, Malapa Roger, Noyer Jean-Louis, Lebot Vincent. 2008. Genome (Ottawa), 51 (11) : 912-921.

Physico-chemical characterisation of yam (Dioscorea alata L.) tubers from Vanuatu. Lebot Vincent, Malapa Roger, Molisalé Tari, Marchand Jean-Leu. 2006. Genetic Resources and Crop Evolution, 53 (6) : 1199-1208.

Genetic diversity of the greater yam (Dioscorea alata L.) and relatedness to D. nummularia Lam. and D. transversa Br. as revealed with AFLP markers. Malapa Roger, Arnau Gemma, Noyer Jean-Louis, Lebot Vincent. 2005. Genetic Resources and Crop Evolution, 52 (7) : 919-929.

Genetic relationship between Dioscorea alala L. and D. nummularia Lam. as revealed by AFLP markers. Malapa Roger, Noyer Jean-Louis, Marchand Jean-Leu, Lebot Vincent. 2006. In : Darwin's harvest : New approaches to the origins, evolution, and conservation of crops. Motley Timothy J. (ed.), Zerega Nyree (ed.), Cross Hugh (ed.). New York : Columbia University Press, 239-265. ISBN 0-231-13316-2

Evidence of spontaneous triploidy in cassava (Manihot esculenta Crantz) : [SP05-04, D09]. Sardos Julie, Rodier-Goud Marguerite, Triaire Dolorès, Dambier Dominique, Malapa Roger, Noyer Jean-Louis, Lebot Vincent. 2008. In : Cassava : Meeting the challenges of the new millennium. Proceedings of the first scientific meeting of the global cassava partnership. Donald Danforth Plant Science Center, Université de Gand, IPBO. Saint Louis : DDPSC, Résumé, 2 p. ISBN 978-0-9720723-3-5 Cassava Meeting the Challenges of the New Millenium. 1, Ghent, Belgique, 21 Juillet 2008/25 Juillet 2008.

First genetic diversity analysis in greater yam (dioscorea alata l.) of a representative world germplasm using microsatellite markers. Arnau Gemma, Bhattacharjee Ranjana, MN Sheela, Chaïr Hâna, Malapa Roger, Lebot Vincent, Penet Laurent, Pavis Claudie. 2017. , 1 p. Symposium Internacional de Raices, Rizomas, Tuberculos,Platanos y Papaya,, INIVIT. 4, Varadero, Cuba, 24 Octobre 2017/27 Octobre 2017.

Genetic relationship between Dioscorea alata L. and D. nummulariam Lam. as revealed by AFLP markers. Malapa Roger, Noyer Jean-Louis, Lebot Vincent. 2002. In : 43rd Annual Meeting of the Society for Economic Botany, New York, June 22-27, 2002. Symposium I : Origins, evolution and conservation of crop plants : a molecular approach. s.l. : Society for Economic Botany, 172-186. Annual Meeting of the Society for Economic Botany. 43, New York, États-Unis, 22 Juin 2002/27 Juin 2002.

Etude de la diversité génétique des cultivars de D. alata L. du Vanuatu par les marqueurs morpho-agronomiques et AFPL. Malapa Roger. 2000. Rennes : ENSAR, 22 p. Mémoire DEA : Génétique, adaptation et productions végétales : Ecole nationale supérieure agronomique de Rennes