| VKM No. | Y-269 |
| Scientific name of the strain | Nadsonia fulvescens (Nadson et Konokotina 1911) Sydow 1912 var. elongata (Konokotina 1913) Golubev et Smith 1989 |
| History | Kudriavzev V.I |
| Received as | Nadsonia fulvescens |
| Source of isolation | slime flux of birch |
| Geographics | Moscow Region |
| Country | Russia |
| Medium | 9 |
| Incubation temp. (C) | 20 |
| Storage methods | F-3, S-4 |
| Risk group | no |
| References | 6857, 7266 |
| VKM No. | Y-269 |
| Scientific name of the strain | Nadsonia fulvescens (Nadson et Konokotina 1911) Sydow 1912 var. elongata (Konokotina 1913) Golubev et Smith 1989 |
| History | Kudriavzev V.I |
| Received as | Nadsonia fulvescens |
| Source of isolation | slime flux of birch |
| Geographics | Moscow Region |
| Country | Russia |
| Medium | 9 |
| Incubation temp. (C) | 20 |
| Storage methods | F-3, S-4 |
| Risk group | no |
| References | 6857, 7266 |