1. Feeds, mixed feeds and raw material. Determination of mass fraction of nitrogen and calculation of mass fraction of crude protein. Part 1. Kjeldahl method. (2014). (July 1, 2014 GOST R 32044.1-2012 [ISO 5983-1:2005]). Standardinform, Moscow, Russia
2. Voronichev BA, Zadorin AM, Tolkacheva MA, Zelenov AA, Yatchuk PV, Kononova ME (2020) Fodder beans. Universal (May 21, 2020 Author’s certificate No. 76540 RF; Patent holder Federal State Budgetary Scientific Institution “Federal Scientific Center of Legumes and Groat Crops”). Federal State Budgetary Scientific Institution “Federal Scientific Center of Legumes and Groat Crops”, Streletsky Village, Russia
3. Bobkov SV, Lazareva TN (2012) Band composition of electrophoretic spectra of storage proteins in interspecific pea hybrids. Russ J Genet 48(1):56–61
4. Bobkov SV, Selikhova TN (2015) Obtaining interspecific hybrids for introgressive pea breeding. Ecol Genet 13(3):40–49. https://doi.org/10.17816/ecogen133
5. FAOSTAT (n.d.) Crops. Retrieved from http://www.fao.org/faostat/en/#data/QC. Accessed 8 February 2021