Predicting N and P fertilizer effects on weed competitiveness with wheat.

Blackshaw, R.E. and Brandt, R.N. (2009). "Predicting N and P fertilizer effects on weed competitiveness with wheat.", 49th Annual Meeting of the Weed Science Society of America (WSSA), Hilton in the Walt Disney World Resort, Orlando, FL, USA, February 9-13, 2009, Abstract #80, pp. 1. (Abstract)