Author
Russian S.F.S.R. Narodnyĭ komissariat zemledelii︠a︡. Opytnyĭ otdel
2
Cha︠i︡anov, S. K. (Sokrat Konstantinovich), 1882-1963
1
Cheli︠a︡binskai︠a︡ oblastnai︠a︡ selʹskokhozi︠a︡ĭstvennai︠a︡ opytnai︠a︡ stant︠s︡ii︠a︡
1
Russian S.F.S.R. Narodnyĭ komissariat zemledeli︠i︡a
1
Severo-Chernozemnai︠a︡ oblastnai︠a︡ selʹsko-khozi︠a︡ĭstvennai︠a︡ opytnai︠a︡ stant︠s︡ii︠a︡
1
Shatilovskai︠a︡ selʹsko-khozi︠a︡ĭstvennai︠a︡ opytnai︠a︡ stant︠s︡ii︠a︡
1
Tambovskai︠a︡ raĭonnai︠a︡ selʹskokhozi︠a︡ĭstvennai︠a︡ opytnai︠a︡ stant︠s︡ii︠a︡
1
Zapadno-Sibirskai︠a︡ oblastnai︠a︡ selʹsko-khozi︠a︡ĭstvennai︠a︡ opytnai︠a︡ stant︠s︡ii︠a︡
1