Number of the records: 1  

The Diet of the Mallard (Anas Platyrhynchos) in the ČSR

  1. TOUFAR, Jiří - KOŽENÁ, Ivana - FOLK, Čestmír. The Diet of the Mallard (Anas Platyrhynchos) in the ČSR. Praha : Academia, 1987. 32 s.

Number of the records: 1  

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