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Organochlorine levels and shell thickness indices varied little between eggs in the same clutch of Accipiter nisus in the UK, but they varied greatly ...
Read moreThe following is virtually the author's summary. Since 1950, egg breakage has occurred with unprecedented frequency in the nests of peregrines (Falco ...
Read moreA statistical study of breeding success, eggshell index, and DDE, HEOD and PCB levels in Accipiter nisus eggs collected from 17 areas in Britain durin...
Read moreThe large-scale use of organochlorine compounds in insect control causes increasing concern due to their toxicity and persistance which creates enviro...
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...
Read moreDieldrin was banned from use in sheep dips in January 1966. The proportion of golden eagle eyries in western Scotland that produced young increased fr...
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