Nikolay Vavilov - Season 1
1 - Episode 1
Air Date: January 7, 1991
2 - Episode 2
Air Date: January 8, 1991
3 - Episode 3
Air Date: January 14, 1991
4 - Episode 4
Air Date: January 15, 1991
5 - Episode 5
Air Date: January 21, 1991
6 - Episode 6
Air Date: January 22, 1991