Baseline loadings of nitrogen, phosphorus, and sediments from Illinois watersheds : October 1980 - September 1996 /

The purpose of the report is to evaluate baseline loadings of nutrients and sediment to the Mississippi River and the Ohio River from the state of Illinois and to identify the sources of those loads; also evaluated are baseline loadings of nutrients and sediments to the Illinois River from its tributaries.

Comprehensive inorganic chemistry

Bibliographical footnotes.

Evaluation of the Technicon block digestor system for total kjeldahl nitrogen and total phosphorus /

Issued Feb. 1978.

The three sludge system for nitrogen and phosphorus removal /

"Presented at the 44th Annual Conference of the Water Pollution Control Federation, San Francisco, California (October, 1971)"--P. 1.