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See detailInfluence de l'association du nomegestrol acetate sur l'amélioration de la qualité de vie induite par une estrogenotherapie chez la femme ménopausée
Reginster, Jean-Yves ULg; Zartarian, M.; Colau, J. C.

in Contraception, Fertilite, Sexualité (1992) (1996), 24(11), 847-51

Estrogen replacement therapy in postmenopausal women is followed by several benefits including a prompt improvement of quality of life. Due to uterine proliferation induced by prolonged estrogen intake ... [more ▼]

Estrogen replacement therapy in postmenopausal women is followed by several benefits including a prompt improvement of quality of life. Due to uterine proliferation induced by prolonged estrogen intake, progestogens are usually associated, on a cyclical basis, in hormonal replacement therapy prescribed to non-hysterectomized women. Persistence of the beneficial effect of estrogen on quality of life, during progestogens intake, was never investigated. We evaluated, through a specific and previously validated questionnaire, the changes in quality of life observed in 351 women recently menopaused, after 6 months of hormonal replacement therapy associating 24 days of estrogens and 12 days of administration of a non androgenic progestogen: nomegestrol acetate. Patients were randomized within two therapeutic groups in which evaluation of quality of life was performed either during the administration of estrogen alone or during administration of estrogen and progestogen. In the two groups, hormonal replacement therapy was followed by a significant improvement (P < 0,001) in quality of life and no significant difference was observed between the changes observed during estrogen or estrogen-progestogen administration. Quality of life indices measured after 6 months of hormonal replacement therapy are within the same range than values previously described in eugonadal women. We conclude that improvement of quality of life induced by estrogen replacement therapy remains unchanged during cyclical administration of nomegestrol acetate. [less ▲]

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See detailInfluence de l'écartement et de la fertilisation azotée sur le rendement et la qualité des semences de Brachiaria ruziziensis en climat tropical sub-humide
Adjolohoun, Sébastien; Bindelle, Jérôme ULg; Adandedjan, CLaude et al

in Fourrages (2013), 216

Influence of row spacing and nitrogen fertilizer on Brachiaria ruziziensis (Germain and Evrard) Crins seed production and quality in a tropical subhumid climate Row spacing and nitrogen fertilizer had ... [more ▼]

Influence of row spacing and nitrogen fertilizer on Brachiaria ruziziensis (Germain and Evrard) Crins seed production and quality in a tropical subhumid climate Row spacing and nitrogen fertilizer had influenced in various way seed yield and quality. A 3-year experiment was conducted on ferruginous soils of subhumid zone of West Africa to evaluate the influence of 3 row spacings (20, 40 and 80 cm) and 4 nitrogen levels (0, 50, 100 and 200 kg Nha-1) on Brachiaria ruziziensis (Germain and Evrard) Crins (commun type) seed production, quality and dry matter production. Rainfall recorded during experiment was between 1050 and 1210 mm/year. Plots were allocated in a completely randomised block design with 4 replications per treatment. The results show that seed yield, seed fertility, diaspore and caryopsis weight varied between 26 and 114 kgha-1, 45 and 93 %, 327 and 601 mg and 219 and 475 mg, respectively. Effects of row spacing and N levels were variable through years. During the first experiment year, 20 and 40 cm row width produced significantly (p < 0.01) more seed than 80 cm row spacing but there was no significant difference between 20 and 40 cm row spacings. In the two subsequent years, row spacing had not influence seed yield. For fertilizer, N level of 50 or 100 kgha-1 had produced significantly more seed than 0 or 200 kg Nha-1 during the first year but no significant difference had been observed between 50 and 100 kg Nha-1. In the second year, seed yield ranged in the order: F50 = F100 > F200 > F0 (p < 0.05). In the third year, the ranking was: F100 > F50 > F200 > F0 (p < 0.05). Row spacing had no influence on seed fertility and seed germination. N fertilizer had significantly influenced seed fertility, diaspore weight and germination but had no effect on caryopsis weight or germination rate. It can be concluded that spacing row of 40 cm would be recommended. N fertilizer input at the rate of 50 kgha-1 is necessary during the establishment year. In the second and third years, 50 and 100 kg of Nha-1 should be applied, respectively, for optimum seed yield and quality. [less ▲]

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See detailInfluence de l'effort physique sur le systeme immunitaire muqueux
Close, Patricia ULg; Thielen, V.; Bury, Thierry ULg

in Revue Médicale de Liège (2003), 58(9), 548-53

It is now generally accepted that strenuous exhausting exercise can increase susceptibility to viral infection during the following days or weeks. This review addresses the role of mucosal immunity in ... [more ▼]

It is now generally accepted that strenuous exhausting exercise can increase susceptibility to viral infection during the following days or weeks. This review addresses the role of mucosal immunity in respiratory illness and associations with the intensity, volume and duration of exercise. Indeed habitual exercise at an intense level can cause suppression of mucosal immune parameters. [less ▲]

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See detailInfluence de l’enclavement sur l’économie rurale en République Démocratique du Congo
Bolakonga Ilye, Antoine Bily ULg; Disonama, Michel; Michel, Baudouin et al

Conference (2012)

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See detailINFLUENCE DE L'ENCLAVEMENT SUR LE DEVELOPPEMENT RURAL (Cas du territoire d'OPALA, District de la Tshopo, R. D. Congo)
Bolakonga Ilye, Antoine Bily ULg

Doctoral thesis (2013)

Opala municipality is known for isolation and the precarious conditions of survival for the population. Natural factors such as climate, forest environment, soil erosion and socio-cultural factors ... [more ▼]

Opala municipality is known for isolation and the precarious conditions of survival for the population. Natural factors such as climate, forest environment, soil erosion and socio-cultural factors contribute to its isolation. Since Independence, wars and unrests were added to these factors. After a theoretical approach that analyzes the spatial and territorial issues, the general framework of economic policies and institutional contexts are specified in the thesis. A focus is placed on the poor infrastructures that resulted in isolation of a large part of the Congolese territory. In Opala, a code of community life, the Lilwa, relatively coercive or restrictive regulates social relationships. It contributes to the cognitive confinement of the Mbole, majority ethnic in Opala, making them suspicious and less receptive to new technical innovations. However, it is, at the same time, a solid foundation of social cohesion, based on which should be based any strategy for integral development of the municipality. The thesis includes an empirical research based on a sample of 120 farming households spread over four geographic areas selected according to the distance from Kisangani. The analysis of the main variables used in this research highlights an adaptation of farming systems in relation to isolation. Furthermore, it is important to emphasize the multidimensional nature of poverty, affected by low agronomic performance and lack of infrastructure. The thesis concludes with recommendations for a revival of economic activities in Opala. [less ▲]

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See detailInfluence de l'environnement et des pratiques culturales sur la productivité de Jatropha curcas L. en Afrique subsaharienne (synthèse bibliographique)
Minengu, Jean de Dieu; Mobambo, Patrick; Mergeai, Guy ULg

in Biotechnologie, Agronomie, Société et Environnement = Biotechnology, Agronomy, Society and Environment [=BASE] (2014), 18(2), 290-300

In most sub-Saharan African countries, the establishment of Jatropha curcas L. plantations preceded the scientific investigations necessary to optimize the production of this species. Consequently, the ... [more ▼]

In most sub-Saharan African countries, the establishment of Jatropha curcas L. plantations preceded the scientific investigations necessary to optimize the production of this species. Consequently, the development of the plants was low and yields during the first years of cultivation were mostly disappointing. The low yields obtained in marginal conditions led to the belief that the cultivation of Jatropha could only be profitable in areas with fertile soils and sufficiently humid climates, which would place the plants in direct competition with food production. This article analyzes the available scientific knowledge regarding the ecological and technical factors influencing the productivity of J. curcas and suggests possible solutions for improving its performance in sub-Saharan Africa. [less ▲]

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See detailInfluence de l'etat d'alimentation sur l'hyperlactacidemie d'exercice
Scheen, André ULg; Juchmes, J.; Cession-Fossion, A. M. et al

in Comptes Rendus des Séances de la Société de Biologie et de ses Filiales (1976), 170(1), 223-6

In normal man, food ingested two hours before the beginning of physical exercise increases the lactacidemia (+ 27%).

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See detailInfluence de l'état d'ameublissement et de la rugosité du sol des parcelles agricoles sur l'exactitude de l'altitude des points de contrôle positionnés au GPS
Ouedraogo, Mohamar ULg; Debouche, Charles ULg; Degre, Aurore ULg

in Biotechnologie, Agronomie, Société et Environnement = Biotechnology, Agronomy, Society and Environment [=BASE] (2012), 16(1), 33-44

Our goal in this study is to estimate through ranges of variation, the impact of agricultural parcels soil’s tilth and roughness, due to cultivation techniques, on the exactness of ground control points ... [more ▼]

Our goal in this study is to estimate through ranges of variation, the impact of agricultural parcels soil’s tilth and roughness, due to cultivation techniques, on the exactness of ground control points elevation surveyed by RTK (Real Time Kinematic) GPS (Global Positioning System). So, 16 point’s elevations which were located each 100 mm on a transect have been surveyed first by using a total station (TS), and then a RTK GPS in 2 parcels (3 transects per parcel). Cultivation techniques on those parcels were different. The parcel 1 was tilled, and the soil of parcel 2 was prepared for cereal cropping. Then, the analysis of variance has been applied on the differences of TS and RTK GPS elevations data to estimate the confidence interval of ground control points elevation due (i) to soil tilth, whereas the times series statistical method have been applied on elevation data to estimate the confidence interval due (ii) to soil roughness. The confidence intervals of points elevation are estimated being (i) [51 mm; 57 mm], (ii) [-4 mm; 4 mm] for parcel 1, and (i) [97 mm; 113 mm], (ii) [-35 mm; 23 mm], for parcel 2. Results show that ground control point’s elevations exactness is influenced by soil tilth and soil roughness. In conclusion, we can admit that soil tilth and soil roughness have significant impact on the exactness of ground control points located on agricultural parcels. This impact must be considered in DEM errors evaluation of agricultural watershed. [less ▲]

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See detailInfluence de l'évolution de la phytotechnie du blé sur le raisonnement de la protection fongicide
Bodson, Bernard ULg; Meeus, Patrick; Falisse, André

in Conférence internationale sur les maladies des plantes (1997, December 03)

Au cours de la dernière décennie, le rendement des cultures de blé a largement progressé essentiellement grâce à l'amélioration génétique et aux performances accrues en matière de fertilisation et de ... [more ▼]

Au cours de la dernière décennie, le rendement des cultures de blé a largement progressé essentiellement grâce à l'amélioration génétique et aux performances accrues en matière de fertilisation et de protection de la culture. L'amélioration génétique a petit à petit transformé la plante de blé: l'accroissement du potentiel de rendement repose principalement sur l'amélioration des composantes du rendement déterminées tardivement: fertilité des épis et capacité de remplissage des grains. La part de matière sèche produite à partir du stade dernière feuille devient prépondérante. La fertilisation azotée de la culture s'adapte à cette évolution: report d'une partie de la fumure en cours de montaison (France), renforcement de la fraction de la fumure apportée au stade dernière feuille (Belgique). Le glissement d'une part de la fumure azotée vers des stades plus avancés de la culture modifie les données de l'interaction entre les maladies cryptogamiques et la fumure la pression des maladie diminue en début de montaison mais s'accentue en fin de végétation. Dès lors, les programmes de protection fongicides devraient privilégier la protection des organes supérieurs de la plante: dernière feuille et épi. Les nouveaux fongicides de la famille des strobilurines sont dans cette optique des outils très intéressants. [less ▲]

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See detailInfluence de l'hérédité, du sexe et de la saison sur le type d'épisode dans le trouble bipolaire.
Mortazi, M.; Bertrand, Jean-Marie ULg; Triffaux, Jean-Marc ULg et al

in Revue Médicale de Liège (2002), 57(3), 171-5

The aim of this work was to investigate if sex, age, family history, season and hypothyroidism have any influence on the type of episodes (manic, depressive, mixed) seen in bipolar patients. This ... [more ▼]

The aim of this work was to investigate if sex, age, family history, season and hypothyroidism have any influence on the type of episodes (manic, depressive, mixed) seen in bipolar patients. This retrospective study concerns a sample of 208 patients with a diagnosis of bipolar disorder (type I or II), who were admitted in one of two psychiatric centers between July 1996 and June 2000. The sex-ratio was 2.8 females for 1 male. Sex, family history and hypothyroidism were not associated with any type of episode. A higher percentage of depressive episodes was observed in the patients who were older than 50 and the average age of depressive patients was higher than that of other patients. There was no seasonal pattern in this study and the season did not influence the type of episode. The results indicate no influence of sex, season, family history and hypothyroidism on the type of episode presented. On the opposite, age seems to favour depression episode. [less ▲]

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See detailInfluence de l'image d'un congénère sur les réactions de peur chez les ovins.
Bouissou, Marie-France; Vandenheede, Marc ULg; Porter, R. et al

Conference (1997)

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See detailL'influence de l'inné et de l'acquis sur le comportement alimentaire
Blecker, Christophe ULg

Scientific conference (2004, January 13)

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See detailInfluence de l'utilisation de régulateurs de croissance sur la qualité de la récolte du froment d'hiver
Bodson, Bernard ULg; Haquenne, W.; Maddens, K.

in Mededelingen van de Faculteit Landbouwwetenschappen Rijksuniversiteit Gent (1989, May 09), 54(2a), 409-417

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See detailInfluence de l’utilisation des combustibles de substitution sur le cycle de vie du ciment
Belboom, Sandra ULg

Master's dissertation (2008)

Dans ce travail de fin d’études, nous avons appliqué la méthodologie de l’Analyse de Cycle de Vie (ACV), également appelée méthodologie LCA (Life Cycle Assessment) à trois systèmes produisant du ciment et ... [more ▼]

Dans ce travail de fin d’études, nous avons appliqué la méthodologie de l’Analyse de Cycle de Vie (ACV), également appelée méthodologie LCA (Life Cycle Assessment) à trois systèmes produisant du ciment et utilisant chacun un taux différent d’utilisation des combustibles de substitution. Les trois systèmes envisagés sont :  Le système CBR Lixhe se basant sur les données techniques de 2006 de l’usine CBR Lixhe. Il utilise les combustibles de substitution pour plus de 50% des besoins en énergie du four de clinkérisation.  Le système BREF charbon qui est une modélisation d’une cimenterie se basant sur les émissions du document BREF Ciment et Chaux de 2001. Il utilise uniquement des combustibles fossiles, à savoir du gaz naturel et du charbon noir.  Le système SimaPro7.1 qui utilise la base de données Ciment de Portland du logiciel SimaPro7.1. L’évaluation des impacts environnementaux a été réalisée en utilisant la méthode normalisée (ISO 14042) Eco-Indicator 99. D’après les valeurs des scores globaux, quelle que soit la perspective envisagée, la charge environnementale du système CBR Lixhe sera moindre que celle du système SimaPro7.1 qui elle-même est moindre que celle du système BREF Charbon. En ce qui concerne les étapes des deux premiers systèmes envisagés (le système SimaPro7.1 n’est pas décomposable en étapes vu la globalité de la base de données), le four est l’étape prépondérante pour l’impact environnemental, ce qui était attendu. Dans le cadre de la perspective Hiérarchiste, définie dans la méthode Eco-Indicator 99 et employée dans ce travail, les dommages affectent tout d’abord la Santé humaine, puis les Ressources (extraction des combustibles fossiles) et enfin la Qualité de l’écosystème, et ce pour les trois systèmes envisagés. Dans le but de vérifier la validité du modèle, des systèmes et des hypothèses de travail, nous avons effectué une analyse de sensibilité. Les résultats obtenus lors de celle-ci montrent que, vu les données de départ, les systèmes sont correctement définis et que la méthodologie LCA – Eco-Indicator 99 est applicable au cycle envisagé. Ils mettent également en évidence les paramètres clés qui modifient de façon notable les scores globaux et qui pourront être régulés afin d’obtenir le meilleur score possible pour le cycle du ciment. [less ▲]

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