Browsing All Electronic Theses and Dissertations by Subject "Oats -- Diseases and pests -- South Africa"
Now showing items 1-1 of 1
Pathogenic variability and yield losses associated with rust diseases of barley and oats in South Africa (University of the Free State, 1999-11)English: This study showed less variation in the South African populations of P. hordei, P. graminis f. sp. avenae and especially P. coronata f. sp. avenae than was expected. In the case of P. hordei only two pathotypes ...