{"id":2466,"date":"2017-04-11T11:57:17","date_gmt":"2017-04-11T09:57:17","guid":{"rendered":"http:\/\/www.supagro.fr\/wordpress\/modeleco\/?page_id=2466"},"modified":"2024-08-02T14:42:42","modified_gmt":"2024-08-02T12:42:42","slug":"activite-11-effet-de-la-variation-des-prix-sur-le-choix-des-tecniques","status":"publish","type":"page","link":"https:\/\/www.supagro.fr\/wordpress\/modeleco\/auto-formation\/sequence2\/cours1-enrichir-le-modele-de-base\/lecon11\/activite-11-effet-de-la-variation-des-prix-sur-le-choix-des-tecniques\/","title":{"rendered":"Activit\u00e9 11C : Mod\u00e8le \u00ab\u00a0Bassin parisien\u00a0\u00bb &#8211; Introduire plusieurs techniques et analyser la sensibilit\u00e9 aux prix"},"content":{"rendered":"<h4 style=\"text-align: right\"><span style=\"text-decoration: underline\">Dur\u00e9e : environ 35 minutes<\/span><\/h4>\n<p><strong>Voici un nouvel \u00e9nonc\u00e9 :<\/strong><\/p>\n<p><em>\u00ab\u00a0Un agriculteur du bassin parisien a une exploitation de 100 ha en grande culture. Il peut cultiver du bl\u00e9 tendre (bleT), du colza, de l\u2019orge de printemps (orgeP) et de l&rsquo;orge d&rsquo;hiver (orgeH). Pour chaque culture, il peut choisir entre trois modes de conduite\u00a0:<\/em><\/p>\n<ul>\n<li><em>Intensif (not\u00e9 \u00ab\u00a0intens\u00a0\u00bb)\u00a0: C&rsquo;est la technique plus intensive en intrants chimiques, avec un usage \u00ab\u00a0pr\u00e9ventif\u00a0\u00bb des produits phytosanitaires.<br \/>\n<\/em><\/li>\n<li><em>Raisonn\u00e9 (not\u00e9 \u00ab rais \u00bb) : Ce sont des pratiques dites \u00ab\u00a0raisonn\u00e9es\u00a0\u00bb. Les traitements phytosanitaires de l\u2019agriculteur sont d\u00e9cid\u00e9es en fonction de l\u2019observation dans la parcelle des maladies ou des pr\u00e9sences de ravageurs. Les quantit\u00e9s utilis\u00e9es sont adapt\u00e9es \u00e0 la situation.<\/em><\/li>\n<li><em>Protection int\u00e9gr\u00e9e (not\u00e9 \u00ab\u00a0protI\u00a0\u00bb)\u00a0: Ce sont des pratiques int\u00e9grant des mesures agronomiques prophylactiques contribuant \u00e0 la baisse de la pression des bioagresseurs comme des raisonnements sur les dates de semis, le choix des vari\u00e9t\u00e9s, les successions de culture sur une parcelle, etc&#8230;<br \/>\n<\/em><\/li>\n<\/ul>\n<p><em>Pour chaque technique et pour chaque culture, l\u2019agriculteur connait les rendements esp\u00e9r\u00e9s, les charges variables et les temps de travail.<br \/>\nIl peut travailler 2000 heures par an. <\/em><\/p>\n<table width=\"80\">\n<tbody>\n<tr>\n<td style=\"text-align: center\" colspan=\"4\"><strong>Rendements (q\/ha) par culture et mode de conduite<br \/>\n<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center\" rowspan=\"2\" width=\"80\"><strong><span style=\"color: #ffffff\">aa<\/span><br \/>\n<span style=\"color: #696666\">Culture<\/span><\/strong><\/td>\n<td style=\"text-align: center\" colspan=\"3\" width=\"240\"><span style=\"color: #696666\"><strong>Mode de conduite<\/strong><\/span><\/td>\n<\/tr>\n<tr>\n<td width=\"20\"><em>Intensif<\/em><\/td>\n<td width=\"20\"><em>Raisonn\u00e9<\/em><\/td>\n<td width=\"20\"><em>Protection int\u00e9gr\u00e9e<\/em><\/td>\n<\/tr>\n<tr>\n<td><em>bleT<\/em><\/td>\n<td>72,8<\/td>\n<td>71<\/td>\n<td>65<\/td>\n<\/tr>\n<tr>\n<td><em>colza<\/em><\/td>\n<td>31<\/td>\n<td>29<\/td>\n<td>26,3<\/td>\n<\/tr>\n<tr>\n<td><em>orgeP<\/em><\/td>\n<td>62,6<\/td>\n<td>62<\/td>\n<td>56<\/td>\n<\/tr>\n<tr>\n<td>orgeH<\/td>\n<td>71<\/td>\n<td>70<\/td>\n<td>64<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table width=\"320\">\n<tbody>\n<tr>\n<td style=\"text-align: center\" colspan=\"4\" width=\"80\"><strong>Temps de travail (heures\/ha) par culture et mode de conduite<br \/>\n<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center\" rowspan=\"2\" width=\"80\"><strong><span style=\"color: #ffffff\">aa<\/span><br \/>\n<span style=\"color: #696666\">Culture<\/span><\/strong><\/td>\n<td style=\"text-align: center\" colspan=\"3\" width=\"240\"><span style=\"color: #696666\"><strong>Mode de conduite<\/strong><\/span><\/td>\n<\/tr>\n<tr>\n<td width=\"80\"><em>Intensif<\/em><\/td>\n<td width=\"80\"><em>Raisonn\u00e9<\/em><\/td>\n<td width=\"80\"><em>Protection<\/em> <em>int\u00e9gr\u00e9e<\/em><\/td>\n<\/tr>\n<tr>\n<td width=\"80\"><em>bleT<\/em><\/td>\n<td width=\"80\">3,2<\/td>\n<td width=\"80\">3,1<\/td>\n<td width=\"80\">3,1<\/td>\n<\/tr>\n<tr>\n<td width=\"80\"><em>colza<\/em><\/td>\n<td width=\"80\">4<\/td>\n<td width=\"80\">3,6<\/td>\n<td width=\"80\">4<\/td>\n<\/tr>\n<tr>\n<td width=\"80\"><em>orgeP<\/em><\/td>\n<td width=\"80\">3,1<\/td>\n<td width=\"80\">3,1<\/td>\n<td width=\"80\">3,3<\/td>\n<\/tr>\n<tr>\n<td width=\"80\"><em>orgeH<\/em><\/td>\n<td width=\"80\">3,3<\/td>\n<td width=\"80\">3<\/td>\n<td width=\"80\">3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table width=\"320\">\n<tbody>\n<tr>\n<td style=\"text-align: center\" colspan=\"4\" width=\"80\"><strong>Charges totales (\u20ac\/ha) par culture et mode de conduite<br \/>\n<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center\" rowspan=\"2\" width=\"80\"><strong><span style=\"color: #ffffff\">aa<\/span><br \/>\n<span style=\"color: #696666\">Culture<\/span><\/strong><\/td>\n<td style=\"text-align: center\" colspan=\"3\" width=\"240\"><span style=\"color: #696666\"><strong>Mode de conduite<\/strong><\/span><\/td>\n<\/tr>\n<tr>\n<td width=\"80\"><em>Intensif<\/em><\/td>\n<td width=\"80\"><em>Raisonn\u00e9<\/em><\/td>\n<td width=\"80\"><em>Protection<\/em> <em>int\u00e9gr\u00e9e<\/em><\/td>\n<\/tr>\n<tr>\n<td width=\"80\"><em>bleT<\/em><\/td>\n<td width=\"80\">652<\/td>\n<td width=\"80\">611<\/td>\n<td width=\"80\">534<\/td>\n<\/tr>\n<tr>\n<td width=\"80\"><em>colza<\/em><\/td>\n<td width=\"80\">724<\/td>\n<td width=\"80\">635<\/td>\n<td width=\"80\">576<\/td>\n<\/tr>\n<tr>\n<td width=\"80\"><em>orgeP<\/em><\/td>\n<td width=\"80\">668<\/td>\n<td width=\"80\">676<\/td>\n<td width=\"80\">594<\/td>\n<\/tr>\n<tr>\n<td width=\"80\"><em>orgeH<\/em><\/td>\n<td width=\"80\">746<\/td>\n<td width=\"80\">680<\/td>\n<td width=\"80\">587<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>Les prix de vente\u00a0des cultures sont : 180\u20ac\/t pour le bl\u00e9 tendre, 365\u20ac\/t pour le colza, 170\u20ac\/t pour l\u2019orge de printemps et 155\u20ac pour l&rsquo;orge d&rsquo;hiver.<br \/>\nL\u2019 objectif de l\u2019agriculteur est de maximiser son revenu.\u00a0\u00bb<\/em><\/p>\n<p><em>Les donn\u00e9es sont issues de : Ecophyto R&amp;D vers des syst\u00e8mes de culture \u00e9conomes en produits phytosanitaires &#8211;\u00a0 Volet 1. Tome II : Analyse comparative de diff\u00e9rents syst\u00e8mes en grandes cultures. Janvier 2009. INRA et le minist\u00e8re de l&rsquo;\u00e9cologie, de l&rsquo;\u00e9nergie, du d\u00e9veloppement durable et de l&rsquo;am\u00e9nagement du territoire.<\/em><\/p>\n<p style=\"text-align: center\"><strong><br \/>\ni<span style=\"text-decoration: underline\">. \u00c9crire le mod\u00e8le\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"http:\/\/www.supagro.fr\/wordpress\/modeleco\/files\/2017\/11\/N2.png\" alt=\"\" width=\"25\" height=\"24\" \/><\/span> <\/strong><\/p>\n<p><strong>Avant de commencer, vous pouvez vous interroger sur les points suivants\u00a0: <\/strong><\/p>\n<p>Combien de contraintes a le mod\u00e8le\u00a0? Que pouvez-vous dire de la contrainte de travail\u00a0?<br \/>\nCalculez les marges brutes de chaque culture pour chaque mode de conduite.\u00a0 Pouvez vous anticiper les cultures et modes de culture que l\u2019agriculteur va choisir\u00a0?<\/p>\n<p><strong>Ecrivez le mod\u00e8le sous GAMS et calculez l\u2019assolement optimal pour un agriculteur qui maximise son revenu. V\u00e9rifiez que vos raisonnements sur la contrainte travail et sur les cultures choisies sont confirm\u00e9s.<a href=\"http:\/\/www.supagro.fr\/wordpress\/modeleco\/auto-formation\/sequence2\/cours1-enrichir-le-modele-de-base\/lecon11\/activite-11-solution-effet-de-la-variation-des-prix-sur-le-choix-des-tecniques\/\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"http:\/\/www.supagro.fr\/wordpress\/modeleco\/files\/2016\/08\/solution.png\" alt=\"solution\" width=\"92\" height=\"45\" \/><\/a><\/strong><\/p>\n<p style=\"text-align: center\"><span style=\"text-decoration: underline\"><strong>\u00a0ii. \u00c9tudier un changement technique <em><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"http:\/\/www.supagro.fr\/wordpress\/modeleco\/files\/2017\/11\/N1-1.png\" alt=\"\" width=\"25\" height=\"24\" \/><\/em><br \/>\n<\/strong><\/span><\/p>\n<p>Nous allons faire plusieurs simulations pour \u00e9tudier l\u2019influence d\u2019une augmentation des prix des c\u00e9r\u00e9ales sur les choix de cultures et de techniques. Pour cela, <strong>dans le mod\u00e8le, vous allez modifier le param\u00e8tre de prix.<\/strong> On va simuler deux sc\u00e9narios :<\/p>\n<p>Baisse des prix (Simulation 1) : 110\u20ac\/t de bl\u00e9, 210\u20ac\/t de colza, 85\u20ac\/t d\u2019orge de printemps et 70\u20ac\/ha pour l&rsquo;orge d&rsquo;hiver.<\/p>\n<p>Hausse des prix (Simulation 2) : 230\u20ac\/t de bl\u00e9, 400\u20ac\/t de colza, 195\u20ac\/t d\u2019orge de printemps et 160\u20ac\/ha pour l&rsquo;orge d&rsquo;hiver.<\/p>\n<script>\n                            if (window.qmn_quiz_data === undefined) {\n                                    window.qmn_quiz_data = new Object();\n                            }\n                    <\/script><script>window.qmn_quiz_data[\"57\"] = {\"quiz_id\":\"57\",\"quiz_name\":\"Activit\\u00e9 11C : Mod\\u00e8le \\u00ab Bassin parisien \\u00bb \\u2013 Introduire plusieurs techniques et analyser la sensibilit\\u00e9 aux prix\",\"disable_answer\":0,\"ajax_show_correct\":0,\"progress_bar\":\"0\",\"contact_info_location\":0,\"qpages\":{\"1\":{\"id\":\"1\",\"quizID\":\"57\",\"pagekey\":\"tAjqo3WV\",\"hide_prevbtn\":\"0\"}},\"skip_validation_time_expire\":0,\"timer_limit_val\":0,\"disable_scroll_next_previous_click\":0,\"disable_scroll_on_result\":0,\"disable_first_page\":\"0\",\"enable_result_after_timer_end\":0,\"enable_quick_result_mc\":0,\"end_quiz_if_wrong\":0,\"form_disable_autofill\":0,\"disable_mathjax\":0,\"enable_quick_correct_answer_info\":0,\"quick_result_correct_answer_text\":\"Correct! You have selected correct answer.\",\"quick_result_wrong_answer_text\":\"Wrong! You have selected wrong answer.\",\"quiz_processing_message\":\"\",\"quiz_limit_choice\":\"La limite de choix est atteinte.\",\"not_allow_after_expired_time\":0,\"scheduled_time_end\":false,\"prevent_reload\":0,\"limit_email_based_submission\":0,\"total_user_tries\":0,\"is_logged_in\":false,\"error_messages\":{\"email_error_text\":\"Not a valid e-mail address!\",\"number_error_text\":\"This field must be a number!\",\"incorrect_error_text\":\"The entered text is not correct!\",\"empty_error_text\":\"Please complete all required fields!\",\"contact_field_required_error_text\":\"Please complete all required fields!\",\"url_error_text\":\"The entered URL is not valid!\",\"minlength_error_text\":\"Required atleast %minlength% characters.\",\"maxlength_error_text\":\"Maximum %maxlength% characters allowed.\",\"recaptcha_error_text\":\"ReCaptcha is missing\",\"phone_error_text\":\"Phone number is invalid\"},\"first_page\":false,\"questions_settings\":[]}\n                    <\/script>\t\t<div class='qsm-quiz-container qsm-quiz-container-57 qmn_quiz_container mlw_qmn_quiz  quiz_theme_default  '>\n\t\t\t\t\t\t\t\t<form name=\"quizForm57\" id=\"quizForm57\" action=\"\/wordpress\/modeleco\/wp-json\/wp\/v2\/pages\/2466\" method=\"POST\" class=\"qsm-quiz-form qmn_quiz_form mlw_quiz_form\" novalidate enctype=\"multipart\/form-data\">\n\t\t\t\t<input type=\"hidden\" name=\"qsm_hidden_questions\" id=\"qsm_hidden_questions\" value=\"\">\n\t\t\t\t<input type=\"hidden\" name=\"qsm_nonce\" id=\"qsm_nonce_57\" value=\"a8cfbaf842\">\n\t\t\t\t<input type=\"hidden\" name=\"qsm_unique_key\" id=\"qsm_unique_key_57\" value=\"6a534c27d05fa\">\n\t\t\t\t<div id=\"mlw_error_message\" class=\"qsm-error-message qmn_error_message_section\"><\/div>\n\t\t\t\t<span id=\"mlw_top_of_quiz\"><\/span>\n\t\t\t\t\t\t\t<section class=\"qsm-page \">\n\t\t\t\t\t\t\t\t<div class=\"quiz_section quiz_begin\">\n\t\t\t\t\t\t<div class='qsm-before-message mlw_qmn_message_before'>\n\t\t\t\t<p><strong>Apr\u00e8s avoir modifi\u00e9 le mod\u00e8le et regard\u00e9 les solutions, r\u00e9pondez aux questions et cliquez sur Submit<\/strong><\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"quiz_section qsm-question-wrapper question-type-0 question-section-id-264 \" data-qid=\"264\">\n\t\t\t\t\t\t<div class='mlw_qmn_new_question'>Suite \u00e0 une baisse des prix (simulation 1), quel est le nouvel assolement ? <\/div>\n\t\t\t<div class='mlw_qmn_question  qsm_remove_bold' >\n\t\t<p><\/p>\n\t<\/div>\n\t\t<fieldset>\n\t\t<legend><\/legend>\n\t<div class='qmn_radio_answers '>\n\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question264-1 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question264\" id=\"question264_1\" value=\"0\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question264_1\">\n\t\t\t\t\t100 ha de bl\u00e9 tendre \u00ab raisonn\u00e9 \u00bb\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question264-2 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question264\" id=\"question264_2\" value=\"1\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question264_2\">\n\t\t\t\t\t100 ha de bl\u00e9 tendre \u00ab protection int\u00e9gr\u00e9e \u00bb\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question264-3 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question264\" id=\"question264_3\" value=\"2\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question264_3\">\n\t\t\t\t\t100 ha de bl\u00e9 tendre \u00ab intensif \u00bb\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question264-4 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question264\" id=\"question264_4\" value=\"3\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question264_4\">\n\t\t\t\t\tAutre\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t \t\t\t<label style=\"display: none !important;\" for=\"question264_none\">Aucun<\/label>\n\t\t\t<input type=\"radio\" style=\"display: none;\" name=\"question264\" id=\"question264_none\" checked=\"checked\" value=\"\" \/>\n\t\t\t\t<\/div>\n\t<\/fieldset>\n\t<input type=\"hidden\" name=\"answer_limit_keys_264\" value=\"\" \/>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"quiz_section qsm-question-wrapper question-type-0 question-section-id-267 \" data-qid=\"267\">\n\t\t\t\t\t\t<div class='mlw_qmn_new_question'>Pourquoi un changement de prix influence-t-il l\u2019assolement ? <\/div>\n\t\t\t<div class='mlw_qmn_question  qsm_remove_bold' >\n\t\t<p><\/p>\n\t<\/div>\n\t\t<fieldset>\n\t\t<legend><\/legend>\n\t<div class='qmn_radio_answers '>\n\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question267-1 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question267\" id=\"question267_1\" value=\"0\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question267_1\">\n\t\t\t\t\tParce qu'il influence les rendements\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question267-2 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question267\" id=\"question267_2\" value=\"1\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question267_2\">\n\t\t\t\t\tParce qu'il modifie les marges brutes\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question267-3 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question267\" id=\"question267_3\" value=\"2\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question267_3\">\n\t\t\t\t\tParce qu'il implique un progr\u00e8s technique\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t \t\t\t<label style=\"display: none !important;\" for=\"question267_none\">Aucun<\/label>\n\t\t\t<input type=\"radio\" style=\"display: none;\" name=\"question267\" id=\"question267_none\" checked=\"checked\" value=\"\" \/>\n\t\t\t\t<\/div>\n\t<\/fieldset>\n\t<input type=\"hidden\" name=\"answer_limit_keys_267\" value=\"\" \/>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"quiz_section qsm-question-wrapper question-type-0 question-section-id-270 \" data-qid=\"270\">\n\t\t\t\t\t\t<div class='mlw_qmn_new_question'>On est pass\u00e9 dans la simulation initiale \u00e0 un assolement de bl\u00e9 tendre \u00ab protection int\u00e9gr\u00e9e \u00bb \u00e0 un assolement de bl\u00e9 tendre \u00ab raisonn\u00e9 \u00bb dans la simulation 1. Peut-on parler de progr\u00e8s technique ? Pourquoi ? <\/div>\n\t\t\t<div class='mlw_qmn_question  qsm_remove_bold' >\n\t\t<p><\/p>\n\t<\/div>\n\t\t<fieldset>\n\t\t<legend><\/legend>\n\t<div class='qmn_radio_answers '>\n\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question270-1 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question270\" id=\"question270_1\" value=\"0\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question270_1\">\n\t\t\t\t\tOui car on vend les c\u00e9r\u00e9ales plus cher dans la simulation 1 que dans la situation initiale\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question270-2 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question270\" id=\"question270_2\" value=\"1\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question270_2\">\n\t\t\t\t\tNon par ce qu\u2019on ne produit pas plus de bl\u00e9 ou d\u2019une autre culture avec la m\u00eame quantit\u00e9 d\u2019intrant\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question270-3 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question270\" id=\"question270_3\" value=\"2\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question270_3\">\n\t\t\t\t\tOui car on produit plus de c\u00e9r\u00e9ales (rendements sup\u00e9rieurs pour \u00ab raisonn\u00e9 \u00bb que pour \u00ab protection int\u00e9gr\u00e9e \u00bb) dans la simulation 1 que dans la simulation initiale\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"qmn_mc_answer_wrap  mrq_checkbox_class\" id=\"question270-4 \">\n\t\t\t\t\t\t\t\t\t\t\t<input type='radio' class='qmn_quiz_radio qmn-multiple-choice-input ' name=\"question270\" id=\"question270_4\" value=\"3\" \/>\n\t\t\t\t\t<label class=\"qsm-input-label\" for=\"question270_4\">\n\t\t\t\t\tNon il s\u2019agit de techniques de production diff\u00e9rentes dans les quelles les quantit\u00e9s d\u2019inputs et d\u2019outputs diff\u00e8rent\t\t\t\t\t<\/label>\n\t\t\t\t\t \t\t\t\t<\/div>\n\t\t\t\t\t \t\t\t<label style=\"display: none !important;\" for=\"question270_none\">Aucun<\/label>\n\t\t\t<input type=\"radio\" style=\"display: none;\" name=\"question270\" id=\"question270_none\" checked=\"checked\" value=\"\" \/>\n\t\t\t\t<\/div>\n\t<\/fieldset>\n\t<input type=\"hidden\" name=\"answer_limit_keys_270\" value=\"\" \/>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/section>\n\t\t\t\t\t<input type=\"hidden\" name=\"qmn_question_list\" value=\"264Q267Q270Q\" \/>\n\t\t\t\t\t\t\t<div id=\"mlw_error_message_bottom\" class=\"qsm-error-message qmn_error_message_section\"><\/div>\n\t\t\t\t\t<input type=\"hidden\" name=\"qmn_all_questions_count\" id=\"qmn_all_questions_count\" value=\"3\" \/>\n\t\t\t\t\t<input type=\"hidden\" name=\"total_questions\" id=\"total_questions\" value=\"3\" \/>\n\t\t\t\t\t<input type=\"hidden\" name=\"timer\" id=\"timer\" value=\"0\" \/>\n\t\t\t\t\t<input type=\"hidden\" name=\"timer_ms\" id=\"timer_ms\" value=\"0\"\/>\n\t\t\t\t\t<input type=\"hidden\" class=\"qmn_quiz_id\" name=\"qmn_quiz_id\" id=\"qmn_quiz_id\" value=\"57\" \/>\n\t\t\t\t\t<input type='hidden' name='complete_quiz' value='confirmation' \/>\n\t\t\t\t\t\t\t\t\t<\/form>\n\t\t\t\t\t\t<\/div>\n\t\t<div style=\"display: none;\" class=\"qsm-popup qsm-popup-slide\" id=\"modal-4\" aria-hidden=\"false\"><div class=\"qsm-popup__overlay\" tabindex=\"-1\" data-micromodal-close=\"\"><div class=\"qsm-popup__container qmn_quiz_container\" role=\"dialog\" aria-modal=\"true\"><div class=\"qsm-popup__content\"><img decoding=\"async\" src=\"https:\/\/www.supagro.fr\/wordpress\/modeleco\/wp-content\/plugins\/quiz-master-next\/assets\/clock.png\" alt=\"clock.png\"\/><p class=\"qsm-time-up-text\"> Time's up<\/p><\/div><footer class=\"qsm-popup__footer\"><button class=\"qsm-popup-secondary-button qmn_btn\" data-micromodal-close=\"\" aria-label=\"Close this dialog window\" onclick=\"location.reload();\">Annuler<\/button><\/footer><\/div><\/div><\/div>\n<p><a href=\"http:\/\/www.supagro.fr\/wordpress\/modeleco\/auto-formation\/sequence2\/cours1-enrichir-le-modele-de-base\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright\" src=\"http:\/\/www.supagro.fr\/wordpress\/modeleco\/files\/2016\/07\/retourAuSommaireDuCours.png\" alt=\"retourAuSommaireDuCours\" width=\"200\" height=\"54\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dur\u00e9e : environ 35 minutes Voici un nouvel \u00e9nonc\u00e9 : \u00ab\u00a0Un agriculteur du bassin parisien a une exploitation de 100 ha en grande culture. Il peut cultiver du bl\u00e9 tendre (bleT), du colza, de l\u2019orge de printemps (orgeP) et de <a class=\"more-link\" href=\"https:\/\/www.supagro.fr\/wordpress\/modeleco\/auto-formation\/sequence2\/cours1-enrichir-le-modele-de-base\/lecon11\/activite-11-effet-de-la-variation-des-prix-sur-le-choix-des-tecniques\/\">Continuer la lecture <span class=\"screen-reader-text\">  Activit\u00e9 11C : Mod\u00e8le \u00ab\u00a0Bassin parisien\u00a0\u00bb &#8211; Introduire plusieurs techniques et analyser la sensibilit\u00e9 aux prix<\/span><span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":92,"featured_media":0,"parent":394,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2466","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.supagro.fr\/wordpress\/modeleco\/wp-json\/wp\/v2\/pages\/2466","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.supagro.fr\/wordpress\/modeleco\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.supagro.fr\/wordpress\/modeleco\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.supagro.fr\/wordpress\/modeleco\/wp-json\/wp\/v2\/users\/92"}],"replies":[{"embeddable":true,"href":"https:\/\/www.supagro.fr\/wordpress\/modeleco\/wp-json\/wp\/v2\/comments?post=2466"}],"version-history":[{"count":30,"href":"https:\/\/www.supagro.fr\/wordpress\/modeleco\/wp-json\/wp\/v2\/pages\/2466\/revisions"}],"predecessor-version":[{"id":4896,"href":"https:\/\/www.supagro.fr\/wordpress\/modeleco\/wp-json\/wp\/v2\/pages\/2466\/revisions\/4896"}],"up":[{"embeddable":true,"href":"https:\/\/www.supagro.fr\/wordpress\/modeleco\/wp-json\/wp\/v2\/pages\/394"}],"wp:attachment":[{"href":"https:\/\/www.supagro.fr\/wordpress\/modeleco\/wp-json\/wp\/v2\/media?parent=2466"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}