GRAIN PHYSICAL QUALITIES OF TWO SORGHUM (Sorghum bicolor (L.) Moench) VARIETIES AS AFFECTED BY COWDUNG AND INORGANIC NITROGEN IN NORTHERN GUINEA SAVANNA ECOLOGICAL ZONE, NIGERIA. wujostec. 2026;8(1). Accessed June 1, 2026. https://www.wujostec.com.ng/index.php/wujostec/article/view/83