S. D. Lin

• Algae in selected Illinois streams, 1971-1976
• Algal removal by alum coagulation
• Coliforms and fecal streptococcus in the Illinois River at Peoria, 1971-1976
• Concentration and genera of the algae in selected Illinois streams, 1971-1973
• Development and evaluation of a two-step membrane filter method for fecal coliform recovery in chlorinated sewage effluents
• Evaluation of methods for detecting coliforms and fecal streptococci in chlorinated sewage effluents