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Bertrand Méda

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![](data:image/png;base64,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) ![](https://www.univ-tours.fr/medias/photo/umr-boa_1588672356867-png?ID_FICHE=340693) ![](https://www6.val-de-loire.inrae.fr/var/internet_val_de_loire_boa/storage/images/recherches/alimentation-et-systemes-d-elevage-alise/33552-10-fre-FR/Alimentation-et-Systemes-d-Elevage-AliSE_inra_image.png) ***English version?** Select EN in the menu bar above* **POSTE ACTUEL** (depuis 2011) INRAE Val de Loire UMR Biologie des Oiseaux et Aviculture ([BOA](https://www6.val-de-loire.inrae.fr/boa)) Equipe Alimentation & Systèmes d’élevage ([ALISé](https://www6.val-de-loire.inrae.fr/boa/Recherches/Alimentation-et-Systemes-d-Elevage-AliSE)) [bertrand.meda \[at\] inrae.fr](mailto:bertrand.meda@inrae.fr) +33 2 47 42 78 47 **ACTIVTIES DE RECHERCHE** Mes travaux de recherches portent principalement sur l’étude des conséquences de nouvelles stratégies alimentaires (baisse protéique chez le poulet, alimentation de précision) et/ou de l’utilisation de nouvelles matières premières (tourteaux d’oléo-protéagineux, insectes…) sur la durabilité des systèmes de productions avicoles, avec un intérêt tout particulier pour la question de l’autonomie protéique en France et en Europe. Je m’intéresse également au développement de l’alimentation de précision chez le poulet de chair et la poule pondeuse, en vue de la conception de stratégies alimentaires plus durables. Pour cela, je développe des approches de modélisation aux échelles de l’animal et du système d’élevage. J’utilise également des approches systémiques telle que l’Analyse du Cycle de Vie (ACV) pour évaluer les impacts environnementaux des systèmes de productions avicoles. Je participe également des essais nutritionnels *in vivo*. **FORMATION** **2008-2011** : **Doctorat** en Sciences de la Vie et Agronomie - Agrocampus Ouest, Rennes (France). **2004-2008** : **Ingénieur Agronome** spécialisé en Productions Animales - Agrocampus Ouest, Rennes (France). **EXPERIENCES DE RECHERCHE** **2008-2011: Thèse de doctorat :** *Une approche dynamique des flux d’éléments et d’énergie des ateliers de production avicole avec ou sans parcours : Conception et application du modèle MOLDAVI.* UMR Sol, Agro- et Hydrosystème, Spatialisation (UMR SAS), INRA Rennes, France. **2008: Mémoire de fin d’études d’ingénieur :** *Evaluation environnementale des systems de production porcine : Intérêt d’une approche combinant modélisation et Analyse du Cycle de Vie* UMR Systèmes d’Elevage, Nutrition Animale et Humaine (UMR SENAH), INRA Rennes, France. **LISTE DES PUBLICATIONS** (voir ci-dessous)
![](https://upload.wikimedia.org/wikipedia/fr/thumb/2/2a/Logo-INRAE_Transparent.svg/1024px-Logo-INRAE_Transparent.svg.png) ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAbkAAAByCAMAAAD50l/ZAAAAwFBMVEX///8vPkcAqZsAppcpOUMApJUrO0R9zsYkNT9eaG709fYhMz35+fonN0FWYWjO6eee29Xs7e5td334/f3HysxOWWCFjZKYnaDk5udoxLq55ODd8u8YLDgQKDR/yL/d3+E3uKyo2NI8SVGW0cpTwLXo+Pfw+vm/wsWgpql2f4TR1Naqr7LF6OWPlZmN08xaZGuzt7lCUFhKua4dsqYFIzBmcHYgnZQ/Qk07OEQtm5Qgjoiv4dyCzsdfvbNtycAACR5y4WZSAAAVJ0lEQVR4nO2dCX+ivNbAy1oEccdqxZFSV7RWpb53se39/t/qTSCBBBKI1D4dZzz3d5+xSgjkn5ycJYS7u2+UefPx6X4ahrIsh6E3fH5sdoXLzjaPT59TD5YVEO3xG2/jL5Nus+XJsqIpCm5dBX48tATozR4/Q3A4UbZElBu4S8loe5CZ7Q7wee+F8OabIbtogdzAXUa6j1NFK2hnTTk88tjNW9652G7gLiUnTytre0XzTix2821YhJxzshu4i8hGsO21MN/gLfns4QZOtPmBu/zzZDYVHzOaN6LKbsIK3GTlBu4Scjpr0ChKKy06H1bhJss3cJeQ5f+d2ezKcI6Kjg7VwN3muAuIeXT3/zkXHdKYj1VmOPk24i4ibceSVP/sUSc3QdnT+RZlVPgG7gIykWxJkvR/nYsONv+2Gjit+dM3/SdIT1IlqRo6ueIUd1OVl5BA0qVY9LMVZsUp7gbuEtL2VUlK0J1rptzA/ZjUG7aUyvlmyg3cT8nKkkipMtedKbeQ10VkOZZo0f/9zeiUm1V5CZkk1kkq//reue424i4iNTsH7pvNlBu4i8jayoP7XnQ3cBcRU83rythM+SZ0tznuQvLCHHJQ/p2gU5TzVyiQZSm5gSuWel3suHbWrsygUzRN9qbD6SEUX8mVQIvL0nIDVyzmyhQ78IE75KCF+V/5sB11oxUn3dnp4yx2Sjg8zbriCzRvAsVsOGLkTJ89y0Vi2/0R1fKjT+EYpeKd5rxKb8KVesNqiJHbuXxwVi3IHd88iCV0lO2NWwUxXy1djFy9pvK46dYLs4hILk4JR8yyNykWs2FJguQmBh/cjlOmPP+teLcBV0XMBsAhSG7JtU+MBbfQY8lcp4TfA675/DT7lhMXS/f0Lh462EyBVIw0ROBEyXGVpbsuKNUqQfc9qvKkKJr8z6PrTjVNuRc9GvhO2rRaRaYTKUAxcgOeZWl3CssVLq3UTtWuvEzgmgnl/XvOXSAb7YzO2AIHh9V6l/kaz1xi5Ho8ZTluF5abFenKil2uVCA5bftNJ+dLMyInRmMuV35KAhonZ5DjTXMcszKVAgNT+y6zcqNo2jfNoEUCtKWipWu5u0/Pz888jvearFXTCkhVCpM7sqc5XSoecuD6uery24YcGOmnn1kQvTkRnXHugemWE8FrKrJyqBQ0SsEJktuzpzljVVqSO9P96Ytfux53nWj3oCnVrDPTSVOkQuRMRjI8Upa90qJczyD8wwOVBeQ23sGrZJ0RI06Q3ISTmfMHpUV5Nso3KsvfQ4rGXLdafD32484iFzCWMQBRXwWq49kn/7zx989KAbmKQoMTI9djx75KnLlYPLa6/ONX43UPFzafzT1N4SvkBAwUrolSmPGeNZvNUe6bxMQegT/iD61pqCnhkDYlu0lp+KmZtcznTVwcHf5478nAj5hmQmawSqjUuqeprIXvyY+z02cYanI43T7S1wgva5582sCtRk7wU+Ze5qC8rEVJyYImyAlpnHydXF+gxvsK5J6V7Dy4VWTtCf/xAU45hw88y/EOA4pCPc48Al958UQCnXIvM6fcUyfvPuOdPcA/Q7ItQZXQWR6F0e84VDW/T49X5APZ+r8UvM9Oprcqw/Sg2RZdNDzNu7jXmQP3m5LTGOSUhNy7ApVt/MBzvPBFIZeJjWASIsYFLduMXu7KpEfS9DQZLYGB/4aEyfcYectNlCJW4nl5FB+v4QJKmOYXU3If9D1rKbn4EXm8XEcJRSfCtpND8HuSy485jSDXAj+3thCK7E2nh3i/gHTUEWNu7tE9HsgTOJOH/9hALmDofN7fH+SISRoEmYEDf83Ar3Fbz+LzweOBonxq3U/D6Jd0OytizOG7DGP5TK4cFtHCw/395yGuWmy6zxgnV0sOxnYhkvApwjV7h21wSI4lyMXZCmqaCYlQ9ya6EjSFzVoKNUJhbPFjCr5rNUfN7bSLLgPARaOs23wGmjRMzpySGwFpQttyM48FHQEzluB8cX2jbabH8cXMj7jrJUelA2CLpE1OkoPNT0UIYdmQ+JFsulk0ovC0OI8nowM5F4XUqISnI/RrSg5KZFvSNzmC4Lx0ZhxFCpPVALSYe5ZXdo3kRhE5Us9MQYFEJZHk4AQpk+FnYDwkYeFhdkDO4YDEKTbokJFDGZ1Z4151hlzenwP2kkLZSyM52xOY0mC609dIbq5lcyTQEkk6L0VuBo9Nx8VISfNiI/onfB4ZK0NIjs6hNb9ELlIV9G0/k9fNFU64/0rJ0fMDBCInf5Dk4MBKLZLIJcCD6l3JDCnAmZgFo6anDYhojDzzrrqMHLwS2lqKB3Gpfcls/D+E3IxPbqMQlUEyCioZNW1WVQF7XvlF/E7bD124faryOWKHHUvIwQhuNnIEDypXl38pubuQmANbWtrtYepQyS6Jh2Q/0O95cjAjCr052RsOfz0/n2gOJeRgzlzJVPdZOIix/K3kIm88/pNSgJvEBycEfjUlDs6Q6+L1v/BYDfxvSky3JeROCqe+jAbNy99Krpua8htyzovIabkniBTtwCd3132nn1ZStNTKLyG3ZfUUWN9HQUtE8reSi7zx2IUDzkO64Czy7FoMIS2UvJ88237AH3D8C3jW2OcQIOex6itdevHXkosMRqgjKQs0jsQUZDg55GD9s9GoeYLxryj8hSfRMnJKMoWeKX8tucgVGKJ/U3Mg8ucLEi18cmm1z9G9oJOUkHvU6JiAuPy95EYoVqJQqKKkQYGmEiBHx93KvAKtaqr1qsm1vkIu8oHvoxTDJ/HtR94TJ0WIHExGYFwl5KK8RSV1eUXkoE3hkV90PeUr5CJjZOZlSkWR+4wb3E1dNCFyUVxZbMxFIdTs1rhdkSzPFZHbZAKT8+hRgWTN0dnk7iC0ac5CiAwMqulmwzSqwiL3+UT/HcfDmPPcPBc8i5IPdC51NBVJ0F0RuXjBWNJqzWgVUvqczPnkTlEWMxt8iteCpu9T6J5CIpPAILdRlCl13XA38WS1cj7Lo9AL3FpReo44pAX7Tjm6ayIXt3TkWHUfP4DvFH6NXNwVcivCo2vTDlGqs7t5jlcq4KIMclBno8MjeYwePsEoaHJ3n8mITlTiMF7REj0Y332MX7ahlYZQroocukfZO4SKBrt1UyasiwrkogBG/rGv9ziuockh9K3h58Q7Y5F7h8eAw8Ph9unpeRitBUoLZMg141Da/dTTkkTOMFefIrDu9KrIdT/RjUWtOYTedBq3KienZMnFS63z9dDvXQADKr0saBVl57nZMH4PEWh8DS0hShPuGXK4Wyhklm+biZ1NRdyEqyIXv/QnCutpB9gcHpGCnMPGoMnJvMwqFhiVZwXlZ/dJ7FKTh+ScE2Vgcg0723rJui9YgjjgV9Y/fEeLCjVyedMQxy41LfwUW/p1ZeTA7HD/cTh8bOOdVmZAkp+oP3LfdPM/x1+yQ12z0+fH4eNj+L5hnJNRZD5qgQKed/i4p9e6znPHb4ZeGB4+WnQWuDWM6ts2RQMq10but5buXKzZu7z+co7cyF2r3Mhdq9zIXavcyF2rfIUce2uGG7l/Rnw2OadsewUgCzY560Gg2hu5L4vDfNhb9wXI7TjklgLV3sh9WRrsx/TdSXnRPnues4r2/MJyI/dl4exG4/I2OSSEsx2Ky99mL5VrI2cK7mv9PZUDyX/7wnlMv/xhb5Oz+bbIcP0xcvVSyZZoB8tVreE4jWN/PWHbbZySd/lTsio0C3pFfbLr1xwosPqAmsI4k5W+L53oeCVL946C8lPk+q+1YjlSV2/2Vv7YMlRdV3XVcN3GC2Ovl2UjKtnIbX78EFdGWHus6htOrfMSsPqEuXy1XUMFtQNRDcv1O+u0ft5+edw9YRN5ZetZVWjjqQuRq08mE5GOkkjNUgvFlkg0671rUFOCbhn9XH0vblR0nNt6aRVX9paessOoXge1WuN93jrY+W6miXXbso54MuJsJAQGXUkb9DjKUmg7lEuRm/xv/Fa2sR8l/I2n0W0TGyhN9i6jcYxx1nZGL9twc+SQCTcmyLE3/4EVu/vMmO2MmWhs10eDire7aIlxb7LdCUGn4GLkxmLuYyJnkFuOOce6DVplXoQcqJruEg3uTsu660dVrXgnswq37+K+1WUsYqBcAbk+cYO6atvE+4dsnzKfL0SO7vQvyfsEwAQHxCDq1/2ojRe8Vw7YrwUT1oJ3CbokZD//GDmDmGBSMKngeS7tmbpl7Y+dTs13k3tWbZJSBXKgJxCSXEhqlg8wFUOt9ZdA+se9YcUH6nasV1kv/kNdYMWFEOi8QgLuBJSfIrdyCMFoyO+QJlwns7jlP8TW+KC3UjE7nVRIFcjVOqAvdOL/dDoOZmcfM+cEDBKYwD1xLKgyxtiY4SsQt8MZdT3W1I3KiPjhP0eOEhSFUPN3Gbyh21HtB+LXyRGPRNVJvz2fnJ6ZiHp4gww81ZhOfGlWJnrfA7Zx+l3BG1os9laVyzduCcnlNxQpvwU51GftnJ1fRw0nGftMA6yRxpLc1KStQC5rC2B7D99MGzGxclovcBrJ53bBW5F06yHXIYPXgvdfCaV47n53cmvUcHb+xVJJgsRKWv8C5IAWi35QjzGqQays1RrjqolL4kSO0QXu12S3qwcdtcg+svJvUWLKb00O6ypmxgRTTTeDvAQ5tLuJirpKEFdS5lRPCl5oBYed31kG7bbZbk8W/YZVaNcyOwlLfmtyeP5gz9k1jBUDuQi5WPHp+5gcfiFjWd6l2MuAMZex4Tt7aZyJBeVFYPPtWL5EbrB7eVhPoF5hkKsHy36//7ATiMHxyCHLRXeYpQKkL5N0yiXImUhbojHXxu1sdRZFaYqgwOJI8HH9AELUBr8SWr5AbvE6doFrOt4vGeTaD9LYMgzDcgl7micccm2UvrI4ZjKyJhIT/hLk0BuisU9VT5Jvtus6nZflbtEbsAK0naKZ7gwRHnLVyQ2csQpdZ13SXSkYZMitLWD76bFza7+VWUsccgF6w43PGbYoSaL7aDBcgFyAwgKJdtwRUWEYZ7Zcd/z2tl+tM3bEoEwLCoITNCzvqpMLbFtSXf/YcSwYdgdtQ5LrA2426KOrzn4MWs06FqtMDrkFtvN414BCGRJq/wqeeGCSMlhjhWYll8LcSQ8wNPw+hZ3/IrkzRCwzF0tFcoGkAh49oPrNwfLV1W1qwVLfBfbUKkp/msEK9EarOKDDIYcag+vgYDdKRf2/Ark9KY6PnUTiXto+Rw/qlv5CdMg6e7PE80RkBQSWauTaewDuAc/Y9SUM3KV3CzSMrqbXsAC/Fr4Hj0cOva+Za7TW8TyIUFUgp9OCGlD1CWNkULN4ipBKVvCjl8IitNs9lmrk+hb9nq0A9P6kgdvgFqh8MDDusZXNlpIxx038OV8mxxRdpyex3d6w2JFJg1xUuSh4pbuQqH5BG+WkErmBkfVNe25KDgyVzEQLyBTqAQ455M5xY+cmGnPGZclZUi6KETw4b9CQNmyVNu2paeCl0B8vFd0WysthqUQOsqFJEF4BDHyoNIOFVRwa4JDDkSi2Owf1E5LqFgqj/dw+22+bLNbL/urVkcZjIgpikK29+oqVkh3pZVKJnK9n41EEuYkLrEHKZKv3wBgt0gQccgkZTmp5jb0CpIm/lJ9L1GGZdVc3g+VKxWYLvfLgWN2r01Wx5E4ilci9SXrG1SfIQR3nO5REWq2gRTjkksA9R9M2UIyxuicuocQcTNFhFEKu8AB73rTLUq+MTueFG7hShRxwu7PLkwhy0CLUM6uq9GJPhRf9WmFXnFkKR78SrxnZovkoJ1ooQrx1lpGfw5U5Ymtxk8Opb+udagpTzy9YK5Mq5Cal5LLWNjS4K5Dr4Ygzc9ChIacnyhTZormlU/XXeOy+pfYtI4aC1y1kHRjO7DPBiDLfr6pYmKpoaoeQKuTaZeTK14jSwiNXxw9bsBZRLXNZHpSyyxlDKD1KrsxhRb/QUiWdnlZ3/2M7JQPU6Ln8z/LtbL/O2p9lVcZScZ7L2nsEOdDzxRYMpsLNrOKooZ5NiafpOclOfkLRMClrpKH5zyamJBY5E+e/SUu/B26swWpXNOayEz4swou6cER3VyJrmrNSiZyjZzomSa6XH5Flwl/N8IosCTu7fPUBKys37SU4pqLSU9UCmY1kjo0ZccahRzutKwqMqPpLXtUjq8dmhOYGR27UhSGGLvLMVV4qkYPDiq6OIAdDKMZ5o59LLp1N6NYLavh7u0ZQwjhth6g/iSITBgqbXEI+GUdtFIy0/OxzDGvcHVgmYX3nixoqqnWsoCmhVIuhQIuD6tdkDAVYXdkAXIk24JNLlaJkSS8wwn1XH+yOyTp/nSozwKFDVe8H8Prq7V0NL4+jromd5cHP1iTzdAfXrlt2Zz1IArUT7HPzDC+zPxZRmarrn+sMJFI5bkk1RCARcctgnDXQJkbxSocCcjDvgFsPPsOzOvrjNIioGrQSTeNPxliqrTqOmzJWyVHDyc9hc9VAjBZS2v629bbvPCx3u3XfSbBY3JjqoO+W6UzV3VfmVpUcfDmlm67ffXCpXAE00ojFdObDWB8XPi5SRI5AB9uUXJwu2bkI42va0rpqq2mcOOPpcsjhB6oSIO0j+ThIlFqFC9ST/lHk/LVf/DE/36oSTwNVkor5uYmvSoa/G5h37cnat1TfJ5Mx8E16lr+bmKY56fWBngN2b9HDEYXk7ta8xVLua+6kbYfzMGFmXublxJF/TSxP30n8oWOUPNxo9lZ711Kz5XWgPezasvxt74VSNSc+AXOwbvl7Z69burEPGjoR0jdhSku3YN5SskC3U91V4S0Wk7ubHJlPYdkPjA5fZx8rZUIUPHLYIiKs4/aDz15Jrruv5RnsdrA8gkawDNuGTwXahuXafqO/GHz5qel7xgtU4B6BpetQ2h3Lhk9wgv+7x/ZdzSCtvHpfh3oiip3ohuWUhHZqRhRmMbgNsXAy4w50iw7HJlvuM8k00LU62f7diWpU1dw5+lYc8iFDaO2lY+UGHui2S8HWNyfBur/qHGu142r1sAi+ONiQbD22CKz96h11qPVVB1pifcmndP5kJcGHlsAs7Xd6ZXd49GPhd+H6AlYWPbABCOcWgVDS3jV0y8CP24BjX/LHrlCNuV/aEvqFeoCqHvT3sP4oAgsmUMuSnPVZz+j+ZtLurXcLbg8KFrvFolfRW2FVtlw19qCDHPu7oKQvDBYvx2hroFdw7IXqH/SW8CF/yXFeV8teiu3/AZ3OEFfDDnIJAAAAAElFTkSuQmCC) ![](https://www.univ-tours.fr/medias/photo/umr-boa_1588672356867-png?ID_FICHE=340693) ![](https://www6.val-de-loire.inrae.fr/var/internet_val_de_loire_boa/storage/images/recherches/alimentation-et-systemes-d-elevage-alise/33552-10-fre-FR/Alimentation-et-Systemes-d-Elevage-AliSE_inra_image.png) ***Version française ?** Choisir FR dans la barre de menu ci-dessus* **CURRENT POSITION** (since 2011) INRAE Val de Loire UMR Biologie des Oiseaux et Aviculture ([BOA](https://www6.val-de-loire.inrae.fr/boa_eng/); *Avian* *Biology & Poultry Science*) Equipe Alimentation & Systèmes d’élevage ([ALISé](https://www6.val-de-loire.inrae.fr/boa_eng/Research/Feeding-and-Livestock-Systems-AliSE); *Feeding & Livestock Systems*) [bertrand.meda \[at\] inrae.fr](mailto:bertrand.meda@inrae.fr) +33 2 47 42 78 47 **RESEARCH ACTIVTIES** My current research activities focus on the consequences of new feeding strategies (*e.g.* crude protein reduction in broilers, precision feeding) and/or the use of new feedstuffs in diets (*e.g.* oilmeals, protein crops, insects…) on the sustainability of poultry production systems, with a special emphasis on protein self-sufficiency in France and Europe. I am also interested in applying the “precision feeding” concepts to poultry to design more sustainable feeding strategies, both in broilers and layers. To that purpose, I develop models both at animal and farm scales, and I use systemic approaches such as Life Cycle Assessment (LCA) to evaluate the sustainability of poultry production systems. I also conceive or take part in *in vivo* nutritional trials. **EDUCATION** **2008-2011**: **PhD** in Life and Agricultural Sciences - Agrocampus Ouest, Rennes (France). **2004-2008**: **Agricultural Engineering MSc** (“*ingénieur* *agronome*”) specialized in Animal Sciences - Agrocampus Ouest, Rennes (France). **RESEARCH EXPERIENCES** **2008-2011: PhD thesis:** *A dynamic approach of nutrients and energy flows in poultry rearing systems: Conception and application of the model MOLDAVI.* Joint Research Unit Soil, Agro- and hydro-systems, Spatialization (UMR SAS), INRA Rennes, France. **2008: Master 2 thesis:** *Environmental assessment of pig production systems – Interest of an approach combining modelling and Life Cycle Analysis.* Joint Research Unit, Livestock systems, Animal and Human nutrition (UMR SENAH), INRA Rennes, France. **LIST OF PUBLICATIONS** (see below)

Publications

"michel-duclos"

OCalM : Un modèle pour étudier l’effet de stratégies alimentaires sur les flux de minéraux chez la poule pondeuse

Yann Guyot , Eva Pampouille , Thierry Burlot , Michel J Duclos , Celine Guerini
15èmes Journées de la Recherche Avicole et Palmipèdes à Foie Gras, Mar 2024, Tours, France. pp.291-295
Communication dans un congrès hal-04516506v1

Coarse limestone particles limit the formation of Ca-phytate complexes in laying hens

F. Hervo , Marie-Pierre Létourneau Montminy , Bertrand Méda , Michel Jacques M.J. Duclos , Agnès Narcy
74. Annual Meeting of the European Federation of Animal Science, EAAP, Aug 2023, Lyon, France
Communication dans un congrès hal-04331993v1
Image document

Replacing soybean meal by alternative protein sources: Multicriteria assessment of medium or slow-growing chicken production system

Cécile Berri , Michel Lessire , Bertrand Méda , Léonie Dusart , Michel Jacques M.J. Duclos
22. European Symposium on the Quality of Poultry Meat - 16. European Symposium on the Quality of Eggs and Egg Products, May 2015, Nantes, France
Communication dans un congrès hal-02742250v1

L'animal d'élevage, système physiologique et élément d'un système de production

Bertrand Méda , Michel Jacques M.J. Duclos
1. Workshop de la Maison Interdisciplinaire des Systèmes Complexes (MISC), Jan 2015, Orleans, France
Communication dans un congrès hal-02794464v1

Flux de minéraux chez les poules pondeuses et les reproductrices lourdes selon trois stratégies d’apport du carbonate de calcium

Bertrand Méda , Mélanie Mireaux , Bruno Chevé , Michel J Duclos , Eric Gambier
15. Journées de la Recherche Avicole et Palmipèdes à Foie Gras, Mar 2024, Tours, France. pp.727-731
Poster de conférence hal-04516740v1

Effect of phytase and limestone particle size on performance, eggshell quality, bone mineralization and mineral digestibility in laying hens

F. Hervo , Marie-Pierre Létourneau Montminy , Bertrand Méda , Michel Jacques M.J. Duclos , Agnès Narcy
23. European Symposium on Poultry Nutrition, Jun 2023, Rimini, Italy. pp.313
Poster de conférence hal-04349937v1

Performances économiques, sociales, environnementales et territoriales de la filière IGP « Volailles de l’Orléanais »

Bertrand Méda , Marion Ferrand , Michel Jacques M.J. Duclos
14èmes Journées de la Recherche Avicole et Palmipèdes à Foie Gras (JRA), Mar 2022, Tours, France. 14èmes Journées de la Recherche Avicole et Palmipèdes à Foie Gras (JRA), 2022
Poster de conférence hal-03601352v1