Fertilizer Decisions in 2009

The dynamic conditions of crop production today increase the importance of measurement-based decision making rather than automatically doing what has always been done. Site-specific application of the 4R strategy of applying the right source, at the right rate, at the right time, and in the right place is an approach that can help manage risk and improve efficiency and returns. Price ratios can be a useful tool in assessing the impact of market conditions on optimum rates.