TY JOUR TI Stimulation of the photosynthetic apparatus in buckwheat plants of different years of selection under the influence of urea innoculated by the bacterium Bacillus Subtilis Ch-13 KW buckwheat KW chlorophyll a KW chlorophyll b KW urea KW B.s. Ch-13 KW photosynthesis KW leaf area JO INTERNATIONAL AGRICULTURAL JOURNAL AU Ivanov, R.G. AU Naliukhin, A.N. AU Belopukhov, S.L. PY 2025 IS 0 PB Electronic science