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The influence of copper on feeding rate, growth, and reproduction of Pomacea canaliculata Lamarck was evaluated. Ten days of exposure to copper of relatively high concentration (67.5 μg/L) reduced the snails’ feeding rate and retarded their growth. Exposure to 20 μg/L after 36 days increased feeding rate to 28%. After 20 days of exposure at 30 μg/L, snail’s growth was significant but thereafter declined...
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