For citations:

Yakouma E.G., Koy K., Azovtseva N.A., Piven E.A., Shuravilin A.V. Evaluation of the composition, properties and fertility of Haplic Ferralsol on the fields abandoned for five years in the Republic of Chad. Dokuchaev Soil Bulletin. 2019;(99):145-170. (In Russ.) https://doi.org/10.19047/0136-1694-2019-99-145-170