[Singh, Rudra P.; Dilworth, Andrea D.] Agr & Agri Food Canada, Potato Res Ctr, Fredericton, NB E3B 4Z7, Canada.
[Ao, Xiaoping] Hunan Agr Univ, Fac Hort & Landscape, Changsha 410128, Hunan, Peoples R China.
[Singh, Mathuresh] Agr Certificat Serv, Fredericton, NB E3B 8B7, Canada.
[Misra, Santosh] Univ Victoria, Dept Biochem & Microbiol, Victoria, BC V8W 3P6, Canada.
[Singh, Rudra P.] Agr & Agri Food Canada, Potato Res Ctr, 850 Lincoln Rd, Fredericton, NB E3B 4Z7, Canada.