{"id":9657,"date":"2021-04-19T09:00:56","date_gmt":"2021-04-19T14:00:56","guid":{"rendered":"https:\/\/backup.primeaction.com\/sp\/?p=9657"},"modified":"2021-04-11T22:43:54","modified_gmt":"2021-04-12T03:43:54","slug":"debe-la-agroecologia-guiar-al-campo-mexicano-por-desarrollo-sustentable","status":"publish","type":"post","link":"https:\/\/backup.primeaction.com\/sp\/debe-la-agroecologia-guiar-al-campo-mexicano-por-desarrollo-sustentable\/","title":{"rendered":"Debe la agroecolog\u00eda guiar al campo mexicano por desarrollo sustentable"},"content":{"rendered":"<p><img fetchpriority=\"high\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/www.diariomarca.com.mx\/wp-content\/uploads\/2021\/04\/0-8.jpg\" width=\"700\" height=\"468\" class=\"aligncenter size-medium lazyload\" \/><noscript><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.diariomarca.com.mx\/wp-content\/uploads\/2021\/04\/0-8.jpg\" width=\"700\" height=\"468\" class=\"aligncenter size-medium\" \/><\/noscript><\/p>\n<p>El \u201cdi\u00e1logo\u201d entre campesinos y ciencia beneficia a los sistemas agr\u00edcolas, afirm\u00f3 Mariana Ben\u00edtez Keinrad, del Instituto de Ecolog\u00eda  <\/p>\n<p>Apoyarse en la agroecolog\u00eda permite llevar a cabo pr\u00e1cticas sustentables o amigables con la biodiversidad y gu\u00eda para dar acceso a la tierra, al agua y a la justicia para los trabajadores del campo, explic\u00f3 Mariana Ben\u00edtez Keinrad, investigadora del Laboratorio Nacional de Ciencias de la Sostenibilidad (LANCIS) del Instituto de Ecolog\u00eda (IE) de la UNAM. <\/p>\n<p>La agroecolog\u00eda incluye pr\u00e1cticas que se basan principalmente en promover interacciones biol\u00f3gicas y sinergias beneficiosas para los sistemas agr\u00edcolas. Esta ciencia busca \u201cdialogar\u201d con el conocimiento campesino de los productores agr\u00edcolas y retoma aspectos de la ecolog\u00eda, de la agronom\u00eda y de otras disciplinas cient\u00edficas.  <\/p>\n<p>\u201cTambi\u00e9n se reconoce como parte de un movimiento social campesino que reivindica la lucha por la tierra, por el agua y el territorio. En LANCIS proponemos trabajar con los campesinos no para difundir o imponer pr\u00e1cticas que nosotros ya tengamos, sino para experimentar con ellos diferentes pr\u00e1cticas y entender la ecolog\u00eda y el funcionamiento de los agroecosistemas\u201d, se\u00f1al\u00f3 Ben\u00edtez Keinrad. <\/p>\n<p>La agroecolog\u00eda involucra un conjunto de pr\u00e1cticas basadas en la diversificaci\u00f3n de los sistemas agr\u00edcolas, la cual considera que la biodiversidad asociada a los cultivos y a los suelos puede lograr el control de plagas, realizar el reciclaje de nutrientes y mantener la fertilidad de los suelos. <\/p>\n<p>La idea es que el quehacer cient\u00edfico no sea unidireccional, sino que haya trabajo colaborativo y experimentaci\u00f3n continua con los agricultores. <\/p>\n<p>Escarabajos y reciclaje de nutrientes <\/p>\n<p>En un estudio agroecol\u00f3gico realizado en los Valles Centrales de Oaxaca, Ben\u00edtez Keinrad, sus colaboradores y la estudiante Cecilia Gonz\u00e1lez Gonz\u00e1lez encontraron en los escarabajos importantes aliados para evaluar sus investigaciones. <\/p>\n<p>\u201cHemos estado evaluando la biodiversidad de insectos, en particular de escarabajos, asociados a distintas formas de producir ma\u00edz y hacer milpa en los Valles Centrales de Oaxaca. Hemos podido identificar un conjunto de pr\u00e1cticas asociadas con una mayor diversidad de estos escarabajos, que a su vez son indicadores de que est\u00e1n ocurriendo muchos otros procesos ecosist\u00e9micos de reciclaje de nutrientes y fertilidad del suelo. Son indicadores importantes de todo el sistema\u201d, coment\u00f3. <\/p>\n<p>Con la presencia de cole\u00f3pteros, los cient\u00edficos identificaron pr\u00e1cticas como el policultivo (en el cual se aprovecha el mismo suelo para sembrar especies diferentes) y el uso de variedades nativas de ma\u00edz, frijol y calabaza, entre otros, en asociaci\u00f3n con una mayor biodiversidad de insectos. <\/p>\n<p>En colaboraci\u00f3n con otros investigadores, Mariana Ben\u00edtez y su grupo estudiaron c\u00f3mo estas pr\u00e1cticas agroecol\u00f3gicas tambi\u00e9n se asocian con mayor biodiversidad de plantas que no son cultivadas, pero crecen en los agroecosistemas y pueden tener diferentes funciones ecol\u00f3gicas y usos culturales. <\/p>\n<p>Abonos verdes <\/p>\n<p>La experta, el estudiante Alexandre Beaupr\u00e9 y un grupo de colaboradores tambi\u00e9n analizaron el uso de abonos verdes, una alternativa a los fertilizantes comerciales y a los insumos externos los cuales buscan que el sistema recupere o mantenga la fertilidad de manera aut\u00f3noma. <\/p>\n<p>Los abonos verdes son leguminosas que se siembran con el objetivo principal de aportar materia org\u00e1nica y nitr\u00f3geno al suelo. En asociaci\u00f3n con bacterias permiten fijar nitr\u00f3geno atmosf\u00e9rico. <\/p>\n<p>Al implementarlos, en rotaci\u00f3n o alternancia con el cultivo principal, y al reincorporarlos al suelo, en un plazo de cinco a\u00f1os suelen verse cambios significativos en la fertilidad. Para complementar su uso, algunos tambi\u00e9n pueden usarse como alimento animal o humano y as\u00ed diversificar los sistemas agr\u00edcolas. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>El \u201cdi\u00e1logo\u201d entre campesinos y ciencia beneficia a los sistemas agr\u00edcolas, afirm\u00f3 Mariana Ben\u00edtez Keinrad, del Instituto de Ecolog\u00eda Apoyarse en la agroecolog\u00eda permite llevar a cabo pr\u00e1cticas sustentables o amigables con la biodiversidad y gu\u00eda para dar acceso a la tierra, al agua y a la justicia para los trabajadores del campo, explic\u00f3 Mariana [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":9659,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"single-post.php","format":"standard","meta":{"_eb_attr":"","site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_mbp_gutenberg_autopost":false,"fifu_image_url":"https:\/\/www.diariomarca.com.mx\/wp-content\/uploads\/2021\/04\/0-8.jpg","fifu_image_alt":"Debe la agroecolog\u00eda guiar al campo mexicano por desarrollo sustentable","footnotes":""},"categories":[6],"tags":[],"class_list":["post-9657","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-post-agronegocios"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Debe la agroecolog\u00eda guiar al campo mexicano por desarrollo sustentable &#183; 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