GALWAB, A. M.; KAMAU, P. P. EFFECT OF WATER HARVESTING TECHNIQUES ON GRAIN YIELD AND ABOVE GROUND BIOMASS OF COWPEA. International Journal of Agriculture, [S. l.], v. 2, n. 1, p. 58–76, 2017. Disponível em: https://www.iprjb.org/journals/index.php/IJA/article/view/429. Acesso em: 3 may. 2024.