Zaki, M. F., Mona E. El-Azab, S. A. Abou Sedera, and M. M. Abou El-Magd. “Spraying With Commercial Fertilizers Beside Effects of the Bio-Nitrogen and Different Levels of Mineral Nitrogen on Growth, Yield and Quality of Broccoli”. Asian Journal of Applied Sciences 4, no. 4 (August 31, 2016). Accessed June 25, 2022.