1. Akbar G, Ahmad M, Rafique S, Babar KN (1990) Effect of trees on the yield of wheat crop. Agrofor Syst 11:1–10
2. Aklilu BM, Bekele L, Merkineh MM, Barana. (2019) Is the expansion of the Eucalyptus tree a curse or an opportunity? Implications from a dispute on the tree’s ecological and economic impact in Ethiopia: a review. J Ecol Natl Environ 11(6):75–83
3. Alebachew M, Amare T, Wendie M (2015) Investigation of the effects of Eucalyptus camal dulensis on performance of neighboring crop productivity in Western Amhara Ethiopia. Open Access Libr J 2
4. Alemie TC (2009) The effect of Eucalyptus on crop productivity, and soil properties in the Koga Watershed, Western Amhara Region, Ethiopia. M.Sc. Thesis, faculty of the graduate school of Cornell University 60
5. Armel Thongo M, Bou ED, Jourdan C, Deleporte P, Saint-andré L, Bouillet J, Mialoundama F, Mabiala A, Yann N (2008) Root elongation in tropical Eucalyptus plantations: effect of soil water content. Ann Forest Sci 65(6):1