A dynamic model is developed to analyze farmers' irrigation investment and crop choice decisions under alternative water quality protection policies. The model is applied to an empirical example in the Oklahoma High Plains. The choices of crops and irrigation systems and the resulting levels of...

Not Available.

Presents a study which looked at farmers' choice of conservation, tillage, rotation and soil testing practices in the Nebraska corn area. Estimation of various combinations of the practices impact on fertilizer use, corn yield, and soil erosion; Details on a polychotomous-choice selectivity...