@article{Trubnikov2023photometric,
author={Trubnikov, Y.N. and Shpedt, A.A. and Solomennikova, Y.N.},
title={PHOTOMETRIC EXPRESS DIAGNOSTICS OF NITROGEN NUTRITION OF PLANTS},
journal={Bulletin of KSAU},
publisher={Krasnoyarsk State Agrarian University},
year={2023},
pages={165-172},
volume={0},
issue={11},
}