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Documents disponibles écrits par cet auteur (5)
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Article
Hans Arens, AuteurThis study aimed at recording dates of the breeding biology of a pair of Swifts, for each breeding partner (Swift A, B) using transponder technology. In the breeding period 2011, all flights into or out of the nest box of these two Swifts of a l[...]
Article
Hans Arens, AuteurThis study aimed at recording dates of the breeding biology of a pair of Swifts, for each breeding partner (Swift A, B) using transponder technology. In the breeding period 2011, all flights into or out of the nest box of these two Swifts of a l[...]
Article
Hans Arens, AuteurThis study aimed at recording return and activity patterns in the breeding period of individual swifts using transponder technology. Four breeding birds and seven juveniles of a small colony in the southern Emsland, Lower Saxony, Northwest Germa[...]
Article
Hans Arens, AuteurThis study aimed at recording daily and yearly activity patterns of two pairs of Jackdaws of a little colony in the southern Emsland, Lower Saxony, Northwest Germany, from the beginning of March 2008 to the end of February 2009 by using transpon[...]
Article
Hans Arens, AuteurThis study aimed at recording daily and yearly activity patterns of two pairs of Jackdaws of a little colony in the southern Emsland, Lower Saxony, Northwest Germany, from the beginning of March 2008 to the end of February 2009 by using transpon[...]
