
Keywords: مدل خاک; SOC; soil organic carbon; 137Cs; Caesium-137; PF; Pinus massoniana Lamb. forest; EF; Elaeocarpus decipiens Hemsl. forest; MF; Michelia maudiae Dunn forest; CF; Cinnamomum bodinieri Levl. forest; LF; Lagerstroemia indica Linn. forest; Soil organic carbon d