Abo, A. A., and T. A. . Ergudo. “EFFECT OF WHEAT CROP RESIDUE INCORPORATION WITH THE SOIL AND NITROGEN FERTILIZER RATES ON PRODUCTIVITY OF MAIZE (ZEA MAYS L.) VARIETY IN GIBE DISTRICT HADIYA ZONE, SOUTHERN ETHIOPIA”. International Journal of Agricultural and Natural Sciences, vol. 16, no. 2, Oct. 2023, pp. 207-22, https://ijans.org/index.php/ijans/article/view/738.