Search Results - "LOGNAY, GEORGES"

How does pollen chemistry impact development and feeding behaviour of polylectic bees? by Vanderplanck, Maryse, Moerman, Romain, Rasmont, Pierre, Lognay, Georges, Wathelet, Bernard, Wattiez, Ruddy, Michez, Denis

“…Larvae and imagos of bees rely exclusively on floral rewards as a food source but host-plant range can vary greatly among bee species. While oligolectic…”
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Composition, Seasonal Variation, and Biological Activities of Lantana camara Essential Oils from Côte d'Ivoire by Nea, Fatimata, Kambiré, Didjour Albert, Genva, Manon, Tanoh, Evelyne Amenan, Wognin, Esse Leon, Martin, Henri, Brostaux, Yves, Tomi, Félix, Lognay, Georges C, Tonzibo, Zanahi Félix, Fauconnier, Marie-Laure

“…This work aims to study the variations in the composition of leaf, flower, and stem essential oils over two years. organs were harvested in Bregbo (East Côte…”
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Insect fatty acids: A comparison of lipids from three Orthopterans and Tenebrio molitor L. larvae by Paul, Aman, Frederich, Michel, Megido, Rudy Caparros, Alabi, Taofic, Malik, Priyanka, Uyttenbroeck, Roel, Francis, Frederic, Blecker, Christophe, Haubruge, Eric, Lognay, Georges, Danthine, Sabine

“…In order to explore some potential insect sources of food lipids, the lipid compositions of three Orthopterans (Acheta domesticus, Conocephalus discolor and…”
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Pollen and nectar quality drive the major and minor floral choices of bumble bees by Somme, Laurent, Vanderplanck, Maryse, Michez, Denis, Lombaerde, Isabelle, Moerman, Romain, Wathelet, Bernard, Wattiez, Ruddy, Lognay, Georges, Jacquemart, Anne-Laure

“…To investigate whether floral resource quality impacts on bumble bee floral choices, we determined the pollen foraging constancy and floral choices of four…”
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Sterol addition during pollen collection by bees: another possible strategy to balance nutrient deficiencies? by Vanderplanck, Maryse, Zerck, Pierre-Laurent, Lognay, Georges, Michez, Denis

“…Sterols are essential nutrients for bees which are thought to obtain them exclusively from pollen. It is possible that variability in pollen sterol content…”
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Non-destructive measurement of vitamin C, total polyphenol and sugar content in apples using near-infrared spectroscopy by Pissard, Audrey, Fernández Pierna, Juan A, Baeten, Vincent, Sinnaeve, Georges, Lognay, Georges, Mouteau, Anne, Dupont, Pascal, Rondia, Alain, Lateur, Marc

“…BACKGROUND: The vitamin C and polyphenol content of apples constitute quality and nutritional parameters of great interest for consumers, especially in terms…”
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Microorganisms from aphid honeydew attract and enhance the efficacy of natural enemies by Leroy, Pascal D., Sabri, Ahmed, Heuskin, Stéphanie, Thonart, Philippe, Lognay, Georges, Verheggen, François J., Francis, Frédéric, Brostaux, Yves, Felton, Gary W., Haubruge, Eric

“…Aphids are one of the most serious pests of crops worldwide, causing major yield and economic losses. To control aphids, natural enemies could be an option but…”
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Bacteria may enhance species association in an ant–aphid mutualistic relationship by Fischer, Christophe Y, Lognay, Georges C, Detrain, Claire, Heil, Martin, Grigorescu, Alina, Sabri, Ahmed, Thonart, Philippe, Haubruge, Eric, Verheggen, François J

“…The mutualistic relationships between certain ant and aphid species are well known, the primary benefits being protection for the aphids and carbohydrate-rich…”
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Volatile compound-mediated interactions between barley and pathogenic fungi in the soil by Fiers, Marie, Lognay, Georges, Fauconnier, Marie-Laure, Jijakli, M Haïssam

“…Plants are able to interact with their environment by emitting volatile organic compounds. We investigated the volatile interactions that take place below…”
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Development and validation by accuracy profile of a method for the analysis of monoterpenes in indoor air by active sampling and thermal desorption-gas chromatography-mass spectrometry by Marlet, Christelle, Lognay, Georges

“…The technique of thermal desorption (TD)-GC/MS was evaluated for the measurement of monoterpenes in indoor air. The validation strategy was intentionally…”
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Do floral resources influence pollination rates and subsequent fruit set in pear (Pyrus communis L.) and apple (Malus x domestica Borkh) cultivars? by Quinet, Muriel, Warzée, Martin, Vanderplanck, Maryse, Michez, Denis, Lognay, Georges, Jacquemart, Anne-Laure

“…•Pear flowers are less visited by bees than apple flowers.•Bees mainly visit pear flowers for pollen, and apple flowers for nectar.•Nectar sugar concentration…”
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Enzymatic Inter‐Esterification of Binary Blends Containing Irvingia gabonensis Seed Fat to Produce Cocoa Butter Substitute by Yamoneka, Juste, Malumba, Paul, Lognay, Georges, Béra, François, Blecker, Christophe, Danthine, Sabine

“…In order to investigate Irvingia gabonensis seed fat (IGF) as a potential cocoa butter alternative (CBA), its melting behavior is first compared to that of…”
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Generalized host‐plant feeding can hide sterol‐specialized foraging behaviors in bee–plant interactions by Vanderplanck, Maryse, Zerck, Pierre‐Laurent, Lognay, Georges, Michez, Denis

“…Host‐plant selection is a key factor driving the ecology and evolution of insects. While the majority of phytophagous insects is highly host specific,…”
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Bacteria may contribute to distant species recognition in ant-aphid mutualistic relationships by Fischer, Christophe Y., Detrain, Claire, Thonart, Philippe, Haubruge, Eric, Francis, Frédéric, Verheggen, François J., Lognay, Georges C.

“…Mutualistic interactions between ant and aphid species have been the subject of considerable historical and contemporary investigations, the primary benefits…”
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First evidence of a volatile sex pheromone in lady beetles by Fassotte, Bérénice, Fischer, Christophe, Durieux, Delphine, Lognay, Georges, Haubruge, Eric, Francis, Frédéric, Verheggen, François J

“…To date, volatile sex pheromones have not been identified in the Coccinellidae family; yet, various studies have suggested that such semiochemicals exist…”
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Linking variety-dependent root volatile organic compounds in maize with differential infestation by wireworms by la Forgia, Diana, Thibord, Jean-Baptiste, Larroudé, Philippe, Francis, Frédéric, Lognay, Georges, Verheggen, François

“…Like most phytophagous insect pests, wireworms are suspected to use plant volatile organic compounds (VOCs) to locate appropriate host plants. Preliminary…”
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Simple and Automatic Closed Grinding and Extraction System by Fischer, Christophe Y, Lognay, Georges C

“…This article describes a simple, automatic, and closed grinding system for small samples using common laboratory equipment that is particularly useful for…”
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Prunella vulgaris L. seeds: a promising source of lipids, proteins, and original phenolic compounds presenting high antioxidant and anti-inflammatory activity by Danthine, Sabine, Paul, Aman, Jansen, Olivia, Ducrey, Aurelien, Richel, Aurore, Lognay, Georges, Maesen, Philippe, Kapepula, Paulin Mutwale, Mouithys-Mickalad, Ange, Franck, Thierry, Frederich, Michel

“…Description du sujet. Prunella vulgaris L. (Lamiaceae) est une plante herbacée comestible, utilisée depuis plusieurs siècles en Europe et en Asie comme tisane,…”
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Sterol composition of black cumin ( Nigella sativa L.) and Aleppo pine ( Pinus halepensis Mill.) seed oils by Cheikh-Rouhou, Salma, Besbes, Souhail, Lognay, Georges, Blecker, Christophe, Deroanne, Claude, Attia, Hamadi

“…Oils extracted from Tunisian and Iranian Nigella seeds (TNS and INS, respectively) and Tunisian Aleppo pine seeds were analysed for sterol composition. These…”
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Effect of the Nature and Relative Concentration of Substrate, Water Mineralization, and Storage Temperature on the Oxidants Produced by Lactoperoxidase and on Their Antifungal Activity against Penicillium expansum and Botrytis cinerea by Bafort, Françoise, Damblon, Christian, Lognay, Georges C., Barthelemy, Jean-Paul, Perraudin, Jean-Paul, Jijakli, Mohamed Haïssam

“…Lactoperoxidase is an enzyme that generates oxidants with antimicrobial activity in presence of a (pseudo)halogen and hydrogen peroxide, but various factors…”
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