Plant propagation by its parts. (Science film) (educational video from the USSR)
This and other videos from the website - http://www.neuro-online.ru
Scriptwriter E. Solovieva, director L. Tsvetkov.
Explains propagation by leaves (violets, glaxinias), branches (willow, gooseberries, strawberries), and underground parts (potatoes - tubers, raspberries - buds on the root, gladiolus - bulbs).