EMERGING STRATEGIES FOR ENHANCING EXTERNAL AND INTERNAL P USE EFFICIENCY IN DIFFERENT CROPS/CROPPING SYSTEMS. The Journal of Research, PJTSAU, [S. l.], v. 47, n. 2, 2019. Disponível em: https://epubs.icar.org.in/index.php/TJRP/article/view/92538.. Acesso em: 3 mar. 2024.