Toxicite a long terme d'un insecticide organophosphore (fenthion) chez le mollusque Lymnaea stagnalis L.


A chronic intoxication with fenthion was induced in adult and young snails. The fecundity was only reduced by the concentratration of 4 ppm in adults. In the snails intoxicated by fenthion from hatching the shell growth and the fecundity were both reduced from a concentration of 2 ppm. Above 2.15 ppm the rearing of young snails was not possible. 
DOI: 10.1007/BF00006215

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