Ecological and biological substantiation of breeding and seed production methods for common onion in the conditions of the steppe zone of the North Caucasus
Kravchenko, Roman Viktorovich, 1998, Candidate of Sciences dissertation
Ecological and biological substantiation of breeding and seed production methods for common onion in the conditions of the steppe zone of the North Caucasus — Kravchenko, Roman Viktorovich — 1998 — Russian Dissertation Library