“Agroforestry in Crops Systems and Its Influence on the Chemical Fertility of Soils in Semi-Arid Regions: Case of the Dahra Foothills (North-West, Algeria)”. Journal of Agriculture and Applied Biology, vol. 6, no. 2, May 2025, pp. 222-40, https://doi.org/10.11594/jaab.06.02.07.