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This program explains how roots and tubers function as underground storage structures. Using potatoes, sweet potatoes, and dahlias as examples, it discusses traditional propagation methods with tubers, as well as True Seed Potatoes or TSP, which are vital in the development of new potato varieties and which are increasingly produced for developing countries. It shows how to take sweet potato cuttins and considers ways to use these nutritious roots. It also shows how to propagate the tuberous roots of dahlias and demonstrates various treatments for extenting the vase life of these cut flowers.
Length: 34 minutes
Copyright date: ©2010
Prices include public performance rights.
Not available to Home Video and Publisher customers.
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