“The Effect of Amendment With Different Rates of Biochar on Physical and Hydrodynamical Soil Characteristics and in Soybean (Glycine max.L) Productivity ”. Latakia University Journal -Biological Sciences Series, vol. 46, no. 1, Apr. 2024, pp. 55-68, https://journal.latakia-univ.edu.sy/index.php/bioscnc/article/view/16477.