كتب ذات صلة

The waterfowl research program in Illinois

Turkeys, ducks, and geese

Preliminary report on availability and use of waterfowl food plants in the Illinois River Valley

A new genus and species of flightless duck from Campbell Island

• Piebald rats and selection : an experimental test of the effectiveness of selection and of the theory of gametic purity in Mendelian crosses
  المؤلفون: Castle, William E. ,  Phillips, John C.
• Piebald rats and selection an experimental test of the effectiveness of selection and of the theory of gametic purity in Mendelian crosses
  المؤلفون: Castle, William E. ,  Phillips, John C.
• A natural history of the ducks
  المؤلفون: Phillips, John C. ,  Benson, Frank Weston

• The whole year round
  المؤلفون: Sharp, Dallas Lore
• Where rolls the Oregon
  المؤلفون: Sharp, Dallas Lore
• Under the maples
  المؤلفون: Burroughs, John