selected publications
-
academic article
- Tracking an invader to its origins: the invasion case history of Crupina vulgaris. Weed Research. 43:177-189. 2003
- Multiple introductions from the Iberian peninsula are responsible for invasion of Crupina vulgaris in western North America. New Phytologist. 154:419-428. 2002
- Estimation of base and optimum temperatures for seed germination in common crupina (Crupina vulgaris). Weed Science. 45:529-533. 1997
- Prediction of flowering in common crupina (Crupina vulgaris). Weed Science. 45:519-528. 1997
- Reproductive phenology in yellow starthistle (Centaurea solstitialis). Weed Science. 45:763-770. 1997