"GROWTH AND YIELD RESPONSES OF SOYA BEAN (Glycine max L.) TO VARYING SPACING IN JALINGO, TARABA STATE" (2023) FULafia Journal of Science and Technology, 3(2), ص 38–43. موجود في: https://lafiascijournals.org.ng/index.php/fjst/article/view/70 (تاريخ الوصول: 8 يونيو 2026).