QUALITY OF MILK-RAW MATERIALS AT DIFFERENT LEVEL OF SOLAR ACTIVITY AND METHODS AND PRACTICES OF DETECTING MILK QUALITY Article Norezzine A., Nikishov A.A., Plushikov V.G., Rebouh N.Y., Vatnikov Y.A., Babichev N.V., Kulikov E.V., Terekhin A.A., Shopinskaya M.I., Bolshakova M.V., Kostitsyna E.A. EurAsian Journal of BioSciences. Foundation for Enviromental Protection and Research. Vol. 14. 2020. P. 309-316