University of Illinois Urbana-Champaign

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Showing 4201–4230 of 16,303 items
Thumbnail for Influence of algal / bacterial interactions on denitrification in stream biofilms
Influence of algal / bacterial interactions on denitrification in stream biofilms
Kelly, John J.; Rojas, Miguel; Peterson, Christopher G.; Kalscheur, Kathryn N.

Thumbnail for State Wide Inventory of Land-based Disposal Sites : FY'88 Update
State Wide Inventory of Land-based Disposal Sites : FY'88 Update
Mehnert, Edward; Mushrush, Mary J.; Perry, Lance G.

Thumbnail for Improving Survey Methods with Cognitive Interviews in Small- and Medium-scale Evaluations
Improving Survey Methods with Cognitive Interviews in Small- and Medium-scale Evaluations
Ryan, Katherine; Gannon-Slater, Nora; Culbertson, Michael J.