Global ETD Search
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Showing 1 to 2 of 2 for “"Chronic toxicity testing"”.
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Pretreatment and biodegradation of wastewater from a textile dyeing and finishing industry
… to complete organic removal as well as remove toxicity and metals. The wastewater from the textile dyeing and finishing industry studied was not treated efficiently and often failed effluent toxicity and metals tests. In this research project, various pretreatment alternatives were studied in …
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Analysis of Zero-Heavy Data Using a Mixture Model Approach
… The dissertation is motivated from problems of chronic toxicity testing which has a data set that contains a high proportion of zeroes. The analysis of chronic test data is complicated because there are two different sources of zeroes: mortality and non-reproduction in the data. So researchers …