
Urban, E. K.
(1987). The cranes of Africa an overview. Pp. 307‑315. In: G. W.
ArchibaId and R. F. Pasquier.
Urban, E. K.
and N. Gichuki. (1987). Recent research and conservation activities on cranes
in Africa. Int. Crane Workshop, Qiqihar.
Urban, E.K.,
C.H. Fry and K. Keith. (1986). The Birds of Africa. Vol. 2. London
Urbaneck, R.P.,
J.L. McMillen and T.A. Bookhout. (1987). Rocket‑netting Greater Sandhill
Cranes on their breeding grounds at Seney National Wildlife Refuge. Int.
Crane Workshop, Qiqihar.
U.S. Fish and
Wildlife Service. (1981). The Platte River ecology study. Spec. res.
rep. Northern Prairie Wildl. Res. Center, Jamestown, North Dakota.
U.S. Fish and
Wildlife Service. (1986). Whooping Crane recovery plan. Albuquerque,
NM., 283pp.
VaIverde, J.A. (1952). Le passage des
Grues Cendrées en Castille. Nos Oiseaux 21: 196‑198
Vaurie, C. (1965). The birds of the Palaearctic fauna: Nonpasserines. London
Veiga, J.P.,
J.A. Alonso and J.C. Alonso. (1983). A method to estimate a wintering crane
population by counts of settled migrants in a single locality. Proc. 7. Int.
Conf. on Bird Census Work. 1981, León.
Veiga, J.P.,
J.A. Alonso and J.C. Alonso. (1985). Factores reguladores del comportamiento de entrada
al dormidero en la Grulla Común Grus grus. VI. Congr. Iberoameric. Orn.
Veracruz, Mexico.
Ven, J. v. d. (1981). Common Cranes in Europe. Pp. 181‑183. In: J. C.
Lewis and H. Masatomi.
Ven, J. v. d. (1987a). Results of the 1st meeting of ICF's working group of
European cranes. Aquila 93‑94: 241‑243.
Ven, J. v. d. (1987b). Demoiselles in Europe and Cyprus. Aquila 93‑94: 31‑33.
Ven, J. v. d. (1987c). Nature management: to balance wildlife and human use. Int.
Crane Workshop, Qiqihar.
Vergoosen, W.G.
(1981). De
trek van Kraanvogels. (Grus grus)
in Belgie. Veldorn. Tidjskr. 4: 11‑26.
Verner, W.
(1909). My life among wild birds in Spain. London.
Veromann, H.
(1971). (Über den Herbstzug des Kranichs in Estland). In: E. Kumari, A. Jogi
and S. Onno. (Vogelzug in Estland). Orn. Kogumik Tartu 5: 164‑186.
(In Estonian, with English summ.).
Vietinghoff
Riesch, A. v. (1938). Vom Schutze des Kranichs. (Megalornis Grus grus L.).
Vogelzug 63: 141‑144.
Vijayan, L. and V.S. Vijayan. (1987). Status, distribution and ecology of the
Sibirian Crane at Kealadeo National Park. Int. Crane Workshop, Qiqihar.
Voderberg, K. (1955).
Die Vegetation der neugeschaffenen Insel Bock. Feddes Rep., Beih. 135: 232‑260.
Voderberg, K.
(1966). AbschlleBende Betrachtung der Vegetationsentwicklung der Insel Bock in
den Jahren 1946‑1966. Rep., Beih.
74: 171‑176.
Voss, K.S.
(1976a). Behavior of the Greater Sandhill Crane. M. Sc. Thesis. Univ.
Wisconsin, Madison.
Voss, K.S.
(1976b). Ontogeny of behaviour of the Greater Sandhill Crane. Pp. 252‑262.
In: I. C. Lewis.
Vuosalo TavakoIi, E. (1987). The Sibirian Crane in Iran. Int. Crane Workshop,
Qiqihar.
Walkinshaw,
L.H. (1973). Cranes of the World. New York, 370pp.
Walkinshaw,
L.H. (1981). Cranes of the world: A partial bibliography. Pp. 24‑45. In:
J. C. Lewis and H. Masatomi.
Walkinshaw,
L.H. (1982). Nesting of the Florida Sandhill Crane in central Florida. Pp. 53‑62.
In: J.C. Lewis.
Wallace, B.M.,
R.J. Warren and G.D. Gaines. (1983). Lead shot incidence in Sandhill Cranes
collected from Alaska, Canada and Texas. Prairie Nat. 15: 155‑156.
Walter, F.
(1930). Der Zug des Kranichs in der Dessauer Gegend. Beitr. Avitauna Anhalt
1: 6‑7.
Wang, Y.
(1987). A preliminary study of the wintering ecology of Common Crane in
Caohai. Int. Crane Workshop, Qiqihar.
Wang, Z. and J.
Wu. (1987). The distribution of cranes in Yunnan province. Int. Crane
Workshop, Qiqihar.
Warmbier, N.
(1978). Zur Vogelwelt des NSG "Hiorichshagen". Naturschutzarb.
Mecklenb. 21: 36‑39
WasiItchenko,
D.A. (1986). (Gegenwartiger Bestand des Monchskranichs im Hinterbalkalbezirk). Beratung
AG Kraniche, USSR, Archara. (In Russian)
Weber, B.
(1971). Der Kranichzug im Jahre 1970. Jschr. Kreismos. Haldensleben 12:
94‑95.
Weiß, R.
(1988). Beobachtuagen zum Verhalten des Kranichs auf Nahrungsflacherr. Falke
35: 332‑335.
Wessels, H.
(1983). De
trek van de Kraanvogels. (Grus grus)
in de jaren 1978 tot en met 1982 over Nederland. Vogelvlucht 6: 114‑120.
Wessels, H.
(1987). Crane. (Grus grus) migration over the Netherlands. Aquila 93‑94:
91‑105.
Wetmore, A.
(1960). A classification of the birds of the world. Smithson. Misc. Coll.
139: 1‑37.
Whecler, R. H.
(1966). Sandhill Crane casualities in the blizzard of March 22, 1966. Nebraska
Bird Rev. 34: 69‑70.
Whecler, R.H.
and J.C. Lewis. (1972). Trapping techniques for SandhilL Crane studies in the
Platte River Valley. U.S. Fish Wildl. Publ. Serv. 107, 19pp.
White, D. M.
(1987). The status and distribution of the Brolga in Victoria, Australia. Pp.
115‑132. In: G.W. Archibald and R.F. Pasquier.
Wiens, J.A. and
M.I. Dyer. (1977). Assessing the potential impact of granivorous birds in
ecosystems. Pp. 205‑268. In: J. Pinowski and S. C. Kendeigh, Granivorous
Birds in Ecosystems. Cambridge.
Wille, H.
(1964). Une
migration extraordinaire de Grues en automne 1963. Aves 1: 17‑21.
WiIIiams, G.C.
(1941). The Season, Texas coastal region. Audubon Mag. 43: 233‑234.
Williams,
L.E. (1981). Capturing and marking Sandhill Cranes. Pp. 175‑179. In: J.
C. Lewis and H. Masatomi.
WiIIiams, G.C. and
R.W. Phillips. (1973). Capturing Sandhill Cranes with alpha‑chloralose.
J. Wildl. Man. 37: 94‑97.
William s,
M.D., D.N. BakeweII, G.J. Carey and W. Hsu. (1987). Crane migration at Beidaihe
Beach, China. Int. Crane Workshop, Qiqihar.
Windigstad, R.M., R.E. George and R.F. Kroy.
(1987). Sandhill Crane mortality at Cedar Lake, Texas an overview. Pp. 137-139.
In: J. C. Lewis.
Windigstad,
R.M., H.E. StiIes and R.C. Drewien. (1981). Whooping Crane preyed upon by
Golden Eagle. Auk 98: 393‑394.
Windigstad,
R.M., D.O. Trainer and R. Duncan. (1977). Salmonella enteritidis and Arigona
hinsbazii isolated from wild Sandhill Cranes, Avian Dis. 21:
704-707.
Winter, C. W. (1986). (Zustand der Population
und Besonderheiten des Schutzes der Jungfernkraniche im europaischen Teil der
USSR). Beratung AG Kraniche UdSSR, Archara. (In Russian).
Wisser, J.
(1987). Todesursachen bei Kranichen. Verh. ber. Erkrank. Zootiere 29:
115‑123.
Witte, H.
(1937). Zum "Durchzug des Kranichs" in Nordhannover. Vogelzug 8:
28.
Wodner, D.
(1975). Zur Vogelwelt des Eichsfoldes. Eichsfelder Heimath., Suppl., pp.
52‑53.
Won, P. (1981).
Status and conservation of cranes wintering in Korea. Pp. 61‑65. In: J.
C. Lewis and H. Masatomi.
Wood, D.S.
(1976). Phenetic relationship within the family Gruidae. M.S. Thesis, UnIv. Oklahoma, Norman.
Wu, Z., Y.
Wang, Z. Li, Y. Jiang, R. Li, D. Li and Z. Zhou. (1987). Distribution and
abundance of the Biack‑Necked Crane. (Grus nigricollis) in China. Int.
Crane Workshop, Qiqihar.
Wülker, H. (1929).
Zusammenstellung der Brutplatze des Kranichs in Nordwestdentschland. Mitt.
Prov.‑stelle Naturdenkm. Hannover 2: 84‑95.
WWF‑Report.
(1987). Status of Common Cranes. (Grus grus) in West Germany. Umweltst. WWF Dtsch.
Yang, D.
(1982). Ecological observations of the Common Crane in winter. Chin. J.
Zool. 3: 6‑7.
Yang, L.
(1987). An analysis of the distribution and habitats of the cranes in Yunnan
province. Int. Crane Workshop, Qiqihar.
Yao, I.‑C.
(1982). Ecology of Black‑Necked Crane. Wild Animal. China. 1: 20‑22.
Yeatman, L.
(1971). Histoire des oiseaux d'Europe. Paris, 376pp.
Yessou, P.
(1983). La
migration d'automne des Grues Cendrées. Cas particuller du passage de Novembre
1982. Bull. Serv. Techn. O.N.C. 66: 24‑28.
[index] [A-C] [D-I] [J-L] [M-R]
[S-T] [U-V-W-X-Y-Z]
Any missing reference?
http://www.ecwg.org/
mailto:jaalonso@bio.ucm.es