- UHRA Home
- Browsing by Author
Browsing by Author "Williams, R.H."
Now showing items 1-1 of 1
-
Differentiating A and B groups of Leptosphaeria maculans, causal agent of stem canker (blackleg) of oilseed rape
Williams, R.H.; Fitt, Bruce D.L. (1999-04)Stem canker or blackleg of brassicas, caused by Leptosphaeria maculans, is one of the most damaging diseases of winter oilseed rape in the UK. Airborne ascospores, released in autumn and winter, initiate leaf infections ...