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Soils in which 4 grasses, 8 broadleaved species and 2 ferns had been grown individually for 16 yr were examined for p-hydroxybenzoic, vanillic, p-coum...
Read moreThe berry fruits are one of the best sources of bioactive compounds. Polyphenols abundant in berries belong to different chemical groups: phenolic aci...
Read moreOrganochlorine levels and shell thickness indices varied little between eggs in the same clutch of Accipiter nisus in the UK, but they varied greatly ...
Read moreIn a randomized plot experiment on Festuca arundinacea grassland on alluvial loam soil during 1968, plots were mowed and raked bi-weekly, mowed and sp...
Read moreSalt-marsh microcosms containing the halophyte Spartina alterniflora were maintained in a greenhouse for 2 years and given daily dosages of a hydrocar...
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 moreSoil profiles developed under beech (Fagus sylvatica) woodland, spruce (Picea abies) woodland, pasture, and arable cropping in the UK were analysed fo...
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 application of fungicides is considered an indispensable measure to secure crop production. These substances, however, may unintentionally enter s...
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