'Infected plant material' presentation slideshows

626 views • 41 slides

Phytophthora Dieback

Phytophthora Dieback. The biological bulldozer. Adapted from presentations by Dr Chris Dunne, Science Division, DEC. Threats to rare flora of the south-west of WA. Consequences of construction developments i.e. road works, recreation. Invasive weeds. Grazing by feral/ introduced animals.

415 views • 31 slides

Late Blight of Potato

Late Blight of Potato. Description: This disease caused by fungus called Phytophthora infestans . The disease may attack almost any time after the crop has put up a fairly good foliage . Initially the lower leaves infected. Symptoms: They show water-soaked lesions especially towards margins.

2.7k views • 4 slides