Ensuring food security via improvement in crop water productivity

acuicultura affectation de ressources agricultura agriculture agua agua aflorada agua dulce aquaculture conservation de l'eau cropping systems eau eau douce ecosistema ecosystems food production food security freshwater gestion des eaux production alimentaire rendement en eau resource allocation seguridad alimentaria sistemas de cultivo uso del agua utilisation de l'eau water water conservation water management water rights water use water yield