Search Results - "Dufrasne, Isabelle"

Selenium in Cattle: A Review by Mehdi, Youcef, Dufrasne, Isabelle

“…This review article examines the role of selenium (Se) and the effects of Se supplementation especially in the bovine species. Selenium is an important trace…”
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Selenium in the environment, metabolism and involvement in body functions by Mehdi, Youcef, Hornick, Jean-Luc, Istasse, Louis, Dufrasne, Isabelle

“…Selenium (Se³⁴₇₉) is a metalloid which is close to sulfur (S) in terms of properties. The Se concentration in soil varies with type, texture and organic matter…”
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Development of Machine Learning Models to Predict Compressed Sward Height in Walloon Pastures Based on Sentinel-1, Sentinel-2 and Meteorological Data Using Multiple Data Transformations by Nickmilder, Charles, Tedde, Anthony, Dufrasne, Isabelle, Lessire, Françoise, Tychon, Bernard, Curnel, Yannick, Bindelle, Jérome, Soyeurt, Hélène

“…Accurate information about the available standing biomass on pastures is critical for the adequate management of grazing and its promotion to farmers. In this…”
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Effect of Minimum Milking Interval on Traffic and Milk Production of Cows Milked by a Pasture Based Automatic Milking System by Lessire, Françoise, Hornick, Jean-Luc, Dufrasne, Isabelle

“…In dairy farms automatic milking systems and grazing, traffic to the robot is the cornerstone of profitability as higher milking frequency enhances milk yield…”
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Influence of Days in Milk and Parity on Milk and Blood Fatty Acid Concentrations, Blood Metabolites and Hormones in Early Lactation Holstein Cows by Van, Quynh Chau Dang, Knapp, Emilie, Hornick, Jean-Luc, Dufrasne, Isabelle

“…The objective of this paper is to study the influence of physiological factors that affect the energy balance, such as lactation stage and parity, on milk…”
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Creation of a Walloon Pasture Monitoring Platform Based on Machine Learning Models and Remote Sensing by Nickmilder, Charles, Tedde, Anthony, Dufrasne, Isabelle, Lessire, Françoise, Glesner, Noémie, Tychon, Bernard, Bindelle, Jérome, Soyeurt, Hélène

“…The use of remote sensing data and the implementation of machine learning (ML) algorithms is growing in pasture management. In this study, ML models predicting…”
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Systematic Review and Meta-Analysis: Identification of Factors Influencing Milking Frequency of Cows in Automatic Milking Systems Combined with Grazing by Lessire, Françoise, Moula, Nassim, Hornick, Jean-Luc, Dufrasne, Isabelle

“…More dairy farms (up to more than one in four in some countries) are equipped with automatic milking systems (AMS) worldwide. Because of the positive impacts…”
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Harvesting Insights from the Sky: Satellite-Powered Automation for Detecting Mowing Based on Predicted Compressed Sward Heights by Dichou, Killian, Nickmilder, Charles, Tedde, Anthony, Franceschini, Sébastien, Brostaux, Yves, Dufrasne, Isabelle, Lessire, Françoise, Glesner, Noémie, Soyeurt, Hélène

“…The extensive identification of mowing events on a territory holds significant potential to help monitor shifts in biodiversity and contribute to assessing the…”
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Effect of Dry-Period Diet on the Performance and Metabolism of Dairy Cows in Early Lactation by Soulat, Julien, Knapp, Emilie, Moula, Nassim, Hornick, Jean-Luc, Purnelle, Céline, Dufrasne, Isabelle

“…The objective of this work was to observe the effect of three different dry-period diets on blood metabolites ( = 9) and the production and fatty acid (FA)…”
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In Vitro and In Vivo Evaluation of the Effects of a Compound Based on Plants, Yeast and Trace Elements on the Ruminal Function of Dairy Cows by Lessire, Francoise, Point, Sandra, Laza Knoerr, Anca-Lucia, Dufrasne, Isabelle

“…The high production levels reached by the dairy sector need adjustment in nutritional inputs and efficient feed conversion. In this context, we evaluated a…”
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Selenium status in cattle herds in Wallonia (Belgium): overview and health management by Mehdi, Youcef, Cabaraux, Jean-François, Hornick, Jean-Luc, Istasse, Louis, Dufrasne, Isabelle

“…Aim: Monitoring was performed in order to determine the Selenium (Se) status of cattle herds in different agricultural areas in Wallonia (Belgium). Materials…”
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Amélioration des bilans d'excrétion d'azote dans deux exploitations laitières de la région wallonne par un suivi raisonné des rations by KNAPP, Emilie, ISTASSE, Louis, HORNICK, Jean-Luc, DUFRASNE, Isabelle

“…Improvements after precision dietary management of nitrogen rejection in two commercial dairy farms in Wallonia. Two dairy farms located in Pays de Herve and…”
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Development of an open-source algorithm based on inertial measurement units (IMU) of a smartphone to detect cattle grass intake and ruminating behaviors by Andriamandroso, Andriamasinoro Lalaina Herinaina, Lebeau, Frédéric, Beckers, Yves, Froidmont, Eric, Dufrasne, Isabelle, Heinesch, Bernard, Dumortier, Pierre, Blanchy, Guillaume, Blaise, Yannick, Bindelle, Jérôme

“…[Display omitted] •An iPhone 4S can be used to automatically monitor the behavior of grazing cattle.•A classification tree using the IMU signals in the phone…”
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Influence de facteurs environnementaux influençant la teneur en urée dans le lait de vache en Wallonie et estimation des rejets azotés by DUFRASNE, Isabelle, KNAPP, Emilie, ISTASSE, Louis, VESELKO, Didier, PIRAUX, Emile, ROBAYE, Vincent, HORNICK, Jean-Luc

“…Study on environmental factors influencing the urea content of cow's milk in Wallonia and estimation of nitrogen rejection. In Wallonia (South of Belgium), the…”
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Influence du type de fertilisation, du jour de pâturage et du mois de l'année sur les rejets azotés des vaches laitières by Isabelle Dufrasne, Louis Istasse, Vincent Robaye, Jean-Luc Hornick

“…Cette étude a pour but de quantifier les rejets azotés des vaches laitières au pâturage en rotation avec différents types de fertilisation (compost, lisier ou…”
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Vers une révision de la norme de production d'azote de la vache laitière : justification et conséquences sur le taux de liaison au sol des exploitations laitières by Richard Lambert, Marc De Toffoli, Isabelle Dufrasne, Jean-Luc Hornick, Didier Stilmant, Yves Seutin

“…Actuellement, la norme forfaitaire de production d'azote de la vache laitière en région wallonne est de 90 kg par an. Cette norme est utilisée pour calculer le…”
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Etude des facteurs environnementaux influençant la teneur en urée dans le lait de vache en Wallonie (Belgique) by Isabelle Dufrasne, Louis Istasse, Richard Lambert, Vincent Robaye, Jean-Luc Hornick

“…La détermination des teneurs en urée dans le lait de tank est réalisée de manière courante en Wallonie (Belgique) chez tous les producteurs laitiers par le…”
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Systematic Review and Meta-Analysis: Identification of Factors Influencing Milking Frequency of Cows in Automatic Milking Systems Combined with Grazing by Lessire, Francoise, Moula, Nassim, Hornic, Jean-Luc, Dufrasne, Isabelle

“…Simple Summary: Numerous publications have investigated the possibility of combining automatic milking systems (AMS) with grazing. Milking frequency (MF) was…”
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Évaluation du troisième Programme de Gestion Durable de l'Azote en agriculture. Recommandations en matière de règlementations et de recherches scientifiques by Vandenberghe, Christophe, Destain, Jean-Pierre, Beckers, Yves, Bodson, Bernard, Deneufbourg, Mathieu, De Toffoli, M, Dufrasne, Isabelle, Goffart, J.-P, Heens, B, Henriet, F, Lambert, R, Abras, M, Stilmant, D, Marcoen, Jean Marie

“…Evaluation of the third Action Programme. Recommendations for regulatory and scientific research. In accordance with the Nitrates Directive, the third "Durable…”
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Contribution of milk mid-infrared spectrum to improve the accuracy of test-day body weight predicted from stage, lactation number, month of test and milk yield by Soyeurt, H., Froidmont, E., Dufrasne, I., Hailemariam, D., Wang, Z., Bertozzi, C., Colinet, F.G., Dehareng, F., Gengler, N.

“…•Milk MIR spectrum is an animal specific trait for the prediction of body weight.•Adding milk MIR spectrum improved of 7% the accuracy of predicted body…”
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