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The same 25 eyries of golden eagles (Aquila chry-saetos) were examined each year in west Scotland. In 1963-65 the "percentage of nests with eggs from ...
Read moreDDT, dieldrin and heptachlor were applied to separate plots in a hay field at 0.6, 2.2 or 9.0 kg/ha. For 11 yr thereafter, soil and earthworms were an...
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