Effects of pesticides on esterase activity of two species of freshwater snails helisoma duryi and lymnaea natalensis /
Basopo, Norah
Effects of pesticides on esterase activity of two species of freshwater snails helisoma duryi and lymnaea natalensis / N. Basopo. - Bulawayo : Natioanl University of Science and Technology, 2007 - xx, 197 p.: ill. (some col.); 28 cm.
Includes bibliographical references. Thesis(PhD)---NUST,2007.
Pesticides.
Freshwater snails
Water. Aquatic biology.
Effects of pesticides on esterase activity of two species of freshwater snails helisoma duryi and lymnaea natalensis / N. Basopo. - Bulawayo : Natioanl University of Science and Technology, 2007 - xx, 197 p.: ill. (some col.); 28 cm.
Includes bibliographical references. Thesis(PhD)---NUST,2007.
Pesticides.
Freshwater snails
Water. Aquatic biology.