Treating tubers going into storage with Mertect. Handling treated seed with clean, disinfected equipment. Harvesting during cool dry weather. Preventing bruising during harvesting, handling and grading operations. Fusarium and Verticillium Wilts - Wilt diseases caused by Fusarium spp. and Verticillium spp.
Plants infected with wilts start to show symptoms in the middle of the growing season.
The lower stems of diseased plants and tubers have brown discolouration in the vascular tissue when cut open. Both Fusarium spp. The diseases can become established through the use of infected seed. Treating seed pieces with chemicals recommended for seed-piece decay. Planting certified seed free from wilts.