Zaki, H.; Mahmoud, A.; Abd El-Ati, Y.; Hammad, A.; Sayed, R. Studies on Pea (Pisum Sativum L.) Growth and Productivity under Agroforestry System: 2. Yield and Seed Quality of Pea under Alley Cropping System With Two Types of Trees. J. basic appl. Res. Biomed. 2016, 3, 1-9.