Moklyachuk, L., Yatsuk, I., Mokliachuk, O. and Plaksiuk, L. (2017) “MATHEMATICAL MODELING AS A TOOL FOR DETERMINATION OF TENDENCIES IN CHANGES OF HUMUS CONCENTRATION IN SOIL OF ARABLE LANDS”, Emirates Journal of Food and Agriculture, 28(6), pp. 438–448. doi: 10.9755/ejfa.2016-04-348.