Fruit growing
and viticulture of South Russia
| Name | Science degree | Organisation |
| Orlov Oleg | - | |
| Orlov Vitalij Aleksandrovich | Candidate of Agricultural Sciences | Anapa Zonal Experimental Station of Viticulture and Winemaking – branch of the Federal State Budgetary Scientific Institution «North Caucasian Federal Scientific Center of Horticulture, Viticulture, Winemaking» |
| Orlova Larisa Georgievna | - | Federal State Budgetary Educational Institution of Higher Education «Kuban State University» |
| Oseledceva Inna | Candidate of Technical Sciences | |
| Ostapchuk Irina Nikolaevna | - | - |
| Ostrikova Olga Viktorovna | Candidate of Agricultural Sciences | - |
| Ostroukhova Elena | Doctor of Technical Sciences | Federal State Budget Institution of Science "Russian National Scientific Research Institute of Viticulture and Winemaking" Magarach " RAS" |
| Ovcharenko Ludmila | - | All-Russian Scientific Research Institute of Agricultural Meteorology |
| Ovsyannikova Elena | Candidate of Biological Sciences | State Scientific Organization All-Russian Institute of Plant Protection |
| Ozherelieva Zoya Evgenievna | Candidate of Agricultural Sciences | Federal State Budget Scientific Institution All-Russian Research Institute for Fruit Crop Breeding |