Boke, Shiferaw, and Anteneh Fekadu. “Lime and NPK Effect on Soil Acidity and Yield of Barley in Different Acid Soils of Southern Region, Ethiopia”. International Journal of Natural Sciences Research 2, no. 7 (July 15, 2014): 113–122. Accessed May 15, 2024. https://archive.conscientiabeam.com/index.php/63/article/view/2323.