Intensification of rice-based production systems in Malaysia: combining integrated plant nutrition and monitoring of environmental impact

agricultural policies agricultural practices arroz crop yield cropping systems environmental protection fertilisation fertilizer application gestion des eaux intensification land use mechanization nutrition des plantes oryza plant nutrition plant production politique agricole pratique agricole protection de l'environnement rendement des cultures rendimiento de cultivos rice riz sistemas de cultivo sostenibilidad sustainability utilisation des terres variedades varieties water management