Sheep
 Steven Walling, wikipedia.org
|
German Ewe
|
 Gerals Wiener 1994 Animal breeding - The Tropical Agriculturalist. Macmillan Publishers
|
Methods of selection
|
 Gerals Wiener 1994 Animal breeding - The Tropical Agriculturalist. Macmillan Publishers
|
Open Nucleus breeding scheme ? an example of a group breeding scheme with sheep
|