Sex-ratio of Skylark Alauda arvensis broods in relation to timing of breeding: Capsule Earlier broods tend to be more male biased than later broods.

By Eraud Cyril   Lallemand Joëlle   Lormee Herve  

Bird Study, Vol. 53, Iss. 3, 2006-11 ,pp. : 319-322

Taylor & Francis Ltd

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Observer variation in estimates of Meadow Pipit Anthus pratensis and Skylark Alauda arvensis abundance on moorland: Capsule Counts least susceptible to observer effects were those within 25 m of a transect and the total number along a transect, with observer effects greater for distance sampling.

By Buchanan Graeme M.   Pearce-Higgins James W.   Grant Murray C.  

Bird Study, Vol. 53, Iss. 1, 2006-03 ,pp. : 92-95

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Decline of Northern Lapwing Vanellus vanellus breeding on arable farmland in relation to loss of spring tillage: Capsule A decrease in the area of spring tillage was not the primary cause of a decline to extinction of a local breeding population of Lapwing.

By Milsom Tim P.  

Bird Study, Vol. 52, Iss. 3, 2005-11 ,pp. : 297-306

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Stopover ecology of Black-tailed Godwits Limosa limosa limosa in Portuguese rice fields: a guide on where to feed in winter: Capsule Conservation management of rice fields may be necessary to guarantee the availability of high quality stopover habitats.

By Lourenço Pedro M.   Piersma Theunis  

Bird Study, Vol. 55, Iss. 2, 2008-07 ,pp. : 194-202

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Early nesting does not result in greater productivity in the multi-brooded Woodlark Lullula arborea: Capsule Birds that started nesting early and made more nesting attempts did not produce more fledglings or recruits.

By Mallord John W.   Dolman Paul M.   Brown Andy   Sutherland William J.  

Bird Study, Vol. 55, Iss. 2, 2008-07 ,pp. : 145-151

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