TanashevaМ., Ponomarenko, O., Beisembaeva, L. and Kalabaeva, M. 2012. Development of effective methods for determination of boron in soils and soil solutions. Chemical Bulletin of Kazakh National University. 68, 4 (Dec. 2012), 75-78. DOI:https://doi.org/https://doi.org/10.15328/chemb_2012_475-78.