Showing papers by "Heidelberg University (Ohio) published in 1985"

TL;DR: The results show that phosphorus removal programs are having the predicted effect on Lake Erie water quality as mentioned in this paper, and the effect of the phosphorus reductions can be seen in the lake concentrations and were predicted by a three-basin phosphorus budget model developed in the early 1970s.

TL;DR: In this article, a method is presented for estimating the amount of change needed to establish a statistically significant reduction, based on the standard t-test, in the Sandusky River, a north-central Ohio tributary of Lake Erie.