Complex reasons of decreases in fertility of Tomsk oblast soilsE.A. Moliboga, A.I. Syso, N.A. Levochkina, T.B. Smirnova and D.M. FialkovSHS Web of Conf., 94 (2021) 01025DOI: https://doi.org/10.1051/shsconf/20219401025
