Gravi, K.A. and Ibrahim, S.M. 2020. A Studying the Possibility of Estimating Soil Organic Carbon of Soils Under PINUS BRUTIA and QUERCUS AEGILOPS L. Trees in Sarke-Duhok By Using ASD FieldSpec 3 Spectroradiometer. Science Journal of University of Zakho. 8, 1 (Mar. 2020), 34–41. DOI:https://doi.org/10.25271/sjuoz.2020.8.1.651.