Breeding birds on organic and conventional arable farms
Kragten, S.
Citation
Kragten, S. (2009, December 2). Breeding birds on organic and conventional arable farms. Retrieved from https://hdl.handle.net/1887/14458
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License: Licence agreement concerning inclusion of doctoral thesis in the Institutional Repository of the University of Leiden Downloaded from: https://hdl.handle.net/1887/14458
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Breeding birds on organic and conventional arable farms
Steven Kragten
© Steven Kragten
Breeding birds on organic and conventional arable farms PhD-thesis Leiden University, The Netherlands
With references and summary in English and Dutch Thesis Leiden University
Photographs: Steven Kragten and Krijn Trimbos Printed by Smart Printing Solutions International
Breeding birds on organic and conventional arable farms
Broedvogels op biologische en gangbare akkerbouwbedrijven
PROEFSCHRIFT
ter verkrijging van
de graad van Doctor aan de Universiteit Leiden,
op gezag van de Rector Magnificus prof. mr. P. F. van der Heijden, volgens besluit van het College voor Promoties
te verdedigen op woensdag 2 december 2009 klokke 15.00 uur
door Steven Kragten geboren te Utrecht
in 1977
Promotiecommissie Promotor:
Prof. Dr. G. R. de Snoo Universiteit Leiden
Overige leden:
Prof. Dr. F. Berendse Wageningen Universiteit Prof. Dr. J. Bengtsson Swedish Agricultural University Prof. Dr. T. Piersma Rijksuniversiteit Groningen Prof. Dr. H. A. Udo de Haes Universiteit Leiden
Table of contents
Summary 7
Chapter 1 General introduction 13
Chapter 2 Field-breeding birds on organic and conventional arable 31 farms in the Netherlands
S. Kragten and G.R de Snoo
Chapter 3 Breeding barn swallows Hirundo rustica on organic and 49 conventional arable farms in the Netherlands
S. Kragten, E. Reinstra and E. Gertenaar
Chapter 4 Nest success of lapwings Vanellus vanellus on organic and 61 conventional arable farms in the Netherlands
S. Kragten and G.R. de Snoo
Chapter 5 Breeding skylarks (Alauda arvensis) on organic and 85 conventional arable farms in the Netherlands
S. Kragten, K.B. Trimbos and G.R. de Snoo
Chapter 6 The effectiveness of volunteer nest protection on the nest 101 success of northern lapwings Vanellus vanellus on Dutch arable farms
S. Kragten, J.C. Nagel and G.R. de Snoo
Chapter 7 Abundance of invertebrate prey for birds on organic and 121 conventional arable farms in the Netherlands
S. Kragten, W.L.M. Tamis, E. Gertenaar, S.M. Midcap Ramiro, R.J. van der Poll, J. Wang and G.R. de Snoo
Chapter 8 Conclusions and discussion 145
Samenvatting 161
Curriculum vitae 167
Publicatielijst 169
Nawoord 173