{"bf_titre":"Marronnier, une fleur changeante","bf_auteur":"CRIE de Mouscron","bf_intro":"Photo CC BY-SA stanze\r\nVid\u00e9o CC BY-SA CRIE de Mouscron\r\n\r\nLe marronnier d'Inde, en r\u00e9alit\u00e9 originaire des for\u00eats de montagnes des Balkans, a d\u00e9velopp\u00e9 un langage sp\u00e9cifique \u00e0 l'intention des pollinisateurs. En effet, chaque fleur comporte une tache jaune ou rouge. Quand la fleur produit du nectar, la tache est jaune. Quand elle est pollinis\u00e9e et que par cons\u00e9quent la production de nectar s'arr\u00eate, la tache devient rouge.\r\nLes abeilles ne percevant pas le rouge, elles ne visitent que les fleurs jaunes. L'insecte et l'arbre gagnent tous les deux en efficacit\u00e9. \r\nIng\u00e9nieux...","bf_video":"https:\/\/video.coop.tools\/videos\/embed\/5e5a8980-946a-4f3c-a9ab-3059a2940cbf","checkboxListeType":"4,5","bf_objectifs":,"bf_ingredient":,"bf_preparation":,"bf_materiel":,"bf_deroulement":,"checkboxListeMois":"4,5,6","bf_plus":,"data-imagebf_image1":,"filename-imagebf_image1":,"data-imagebf_image2":,"filename-imagebf_image2":,"data-imagebf_image3":,"filename-imagebf_image3":,"data-imagebf_image4":,"filename-imagebf_image4":,"data-imagebf_image5":,"filename-imagebf_image5":,"data-imagebf_image6":,"filename-imagebf_image6":,"data-imagebf_image7":,"filename-imagebf_image7":,"data-imagebf_image8":,"filename-imagebf_image8":,"data-imagebf_image9":,"filename-imagebf_image9":,"data-imagebf_image10":,"filename-imagebf_image10":,"data-imagebf_image11":,"filename-imagebf_image11":,"data-imagebf_image12":,"filename-imagebf_image12":,"id_typeannonce":"1","id_fiche":"MarronnierUneFleurChangeante","date_creation_fiche":"2020-06-19 16:27:18","statut_fiche":"1","imagebf_image":"MarronnierUneFleurChangeante_42437422461_58ce0b9368_c.jpg","checkboxListeJour":null,"fichierfichier":,"date_maj_fiche":"2020-11-02 10:35:23","listeListePb":}