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Chronic toxicity is the most important variable in predicting negative bird population trends associated with pesticides

... significantly negative relationships between Dickcissel (Spiza americana), Grasshopper Sparrow, and Western Meadowlark (Sturnella neglecta) ...

Story - Henk Tennekes - 22/11/2011 - 05:48 - 0 Kommentare - 1 Anhang