1. Alexandratos, N., & Bruinsma, J. (2012). World agriculture towards 2030/2050: The 2012 revision. ESA Working paper No. 12-03. Rome: FAO.
2. Cao, X., Yao, D., Duan, X., Liu, W., Fan, J., Ding, K., & Zhou, Y. (2014). Effects of powdery mildew on 1 000-kernel weight, crude protein content and yield of winter wheat in three consecutive growing seasons. Journal of Integrative Agriculture, 13(7), 1530–1537.
3. Draz, I. S., Abou-Elseoud, M. S., Kamara, A.-E. M., Alaa-Eldein, O. A.-E., & El-Bebany, A. F. (2015). Screening of wheat genotypes for leaf rust resistance along with grain yield. Annals of Agricultural Science, 60(1), 29–39.
4. El Wazziki, H., El Yousfi, B., & Serghat, S. (2015). Contributions of three upper leaves of wheat, either healthy or inoculated by Bipolaris sorokiniana, to yield and yield components. Australian Journal of Crop Science, 9(7), 629–637.
5. FAO. (2011). The state of the world’s land and water resources for food and agriculture (SOLAW) – Managing systems at risk. London: Food and Agriculture Organization of the United Nations, Rome and Earthscan.