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Volume 37(2) - December 1990
Articles
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Breeding success of Azure-winged Magpies (Cyanopica cyanea Pall.) in Extremadura, Spain..
DE LA CRUZ, C., DE LOPE, F. & DA SILVA, E. (pages 179-195).
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Geographical trends in the food habits of Golden Eagles (Aquila chrysaetos L.) in Navarra, northern Spain..
FERNÁNDEZ, C. & PURROY, F. J. (pages 197-206).
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The influence of climatic conditions on the productivity of the Red-legged Partridge (Alectoris rufa)..
LUCIO, A. J. (pages 207-218).
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Seasonal variation of a passerine community in a Mediterranean high-mountain..
ZAMORA, R. (pages 219-228).
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Avifauna and landscape in northern Spain: effects of reafforestations with exotic trees..
TELLERÍA, J. L. & GALARZA, A. (pages 229-245).
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Impact of the plantations of Pinus radiata on the forest avifauna in northern Spain..
CARRASCAL, L. M. & TELLERÍA, J. L. (pages 247-266).
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Variations in the diet and foraging behaviour of a wintering Red Kite (Milvus milvus) population in response to changes in food availability..
BLANCO, J. C., HIRALDO, F. & HEREDIA, B. (pages 267-278).
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Migration and wintering of Merlins in Spain..
SUNYER, C. & VIÑUELA, J. (pages 279-290).
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Black-eared Wheatear, Oenanthe hispanica, dimorphism: geographical and interhabitat variations..
SUÁREZ, F. (pages 291-298).
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The status and distribution of the Common Tern (Sterna hirundo) in the Canary Islands..
QUILIS, V., MARTÍN, A., NOGALES, M., DELGADO, G., HERNÁNDEZ, E. & TRUJILLO, O. (pages 299-304).
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Annual changes of the population of Black-headed Gulls (Larus ridibundus) wintering in Madrid..
CANTOS, F. J. & ASENSIO, B. (pages 305-308).
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Effects of reafforestations with exotic trees on the passerine populations breeding in Europe and wintering in northern Spain..
SANTOS, T., ASENSIO, B., CANTOS, F. J. & BUENO, J. M. (pages 309-317).
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Effects of eucalypt plantations on the forest bird communities in a Mediterranean maquis (Montes de Toledo, western-central Spain)..
SANTOS, T. & ALVAREZ, G. (pages 319-324).
Sections
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Ornithological news..
DE JUANA, E. (Rec.). (pages 325-352).
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