A baseline study on potato seed production systems in Meghalaya and Nagaland states of Northeast India - Kadian, M.S.; Lotha, N.E.; Girish, B.H.; Ilangantileke, S.; Ortíz, O.; Sah, U.; Kumar, S.; Pandey, S.K.; Dkhor, S.A. (International Potato Center, 2010)