For citations:
Puchkov E.M., Velikanova I.V., Popov R.A. Principles of differentiation of the system of machines for harvesting fiber flax, taking into account the level of technology intensity. Agrarian science. 2020;(10):107-111. (In Russ.) https://doi.org/10.32634/0869-8155-2020-342-10-107-111