Philippona, Jules
-
The Wildfowl Trust Seventeenth Annual Report - Articles
Geese in cold winter weather
Abstract PDF -
The Wildfowl Trust Eighteenth Annual Report - Articles
Geese on the Hortobgy, autumn 1966
Abstract PDF -
Wildfowl 32 - Articles
Numbers and distribution of wild geese in the Netherlands, 1974-1979
Abstract PDF -
Wildfowl 37 - Articles
Numbers and distribution of wild geese in The Netherlands, 1979-1984
Abstract PDF -
Wildfowl 43 - Standard Papers
Numbers and distribution of wild geese in the Netherlands, 1984-89, with special reference to weather conditions
Abstract PDF