Farhan, Luay D. “THE EFFECT OF ORGINIC MATTER AND POTASSIUM FERTILIZERS ON GROWTH AND YIELD OF BROAD BEAN (Vicia Faba L. )”. Diyala Agricultural Sciences Journal , vol. 4, no. 1, June 2012, pp. 50-61, https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/2934.