For citations:
Paizulayeva R.M., Biybolatova Z.D., Batyrmurzayeva P.A., Asgerova D.B. About the principles of the soil variety of Tersko-Kumskaya lowland. South of Russia: ecology, development. 2009;4(3):140-145. (In Russ.) https://doi.org/10.18470/1992-1098-2009-3-140-145