Cross-Breeding
Found in 212 Collections and/or Records:
2 years, 3rd Cross with Shorthorn Bull, 1870s-1930s
Photograph of a 2 year old cow that is a third cross with a Shorthorn Bull.
2 years, 3rd Cross with Shorthorn Bull, 1870s-1930s
Photograph of a 2 year old cow that is a third cross with a Shorthorn bull.
A 2-year old Sow by Berkshire Boar and Cross-Bred Sow, 1870s-1930s
Photograph of a 2-year old sow by a Berkshire boar and cross-bred sow. 'The original stock was produced by a Berkshire boar and Country sow.' Part of the Survey of India Office, Calcutta, March 1903.
A field trial of Finnish Landrace rams as sires of crossbred ewes, 1975
Located in A.B.R.O. Reprints 1975. Volume 9 of 19.
A note comparing lambs from three crossing-ram breeds, 1983
Located in A.B.R.O. Reprints 1983. Volume 17 of 19.
A note on a comparison of crossbreds from two prolific sheep breeds, 1980
Located in A.B.R.O. Reprints 1980. Volume 14 of 19.
A note on the growth and food consumption of crossbred lambs of five sire breeds, 1983
Located in A.B.R.O. Reprints 1983. Volume 17 of 19.
A Pure-Bred Suffolk Ram (sire), a Pure-Bred Merino Ewe(dam) and Their Progeny a Suffolk-Merino Wether, 1870s-1930s
Photograph of a pure-bred Suffolk ram (the sire), a pure-bred Merino ewe (the dam) and their progeny, a Suffolk-Merino wether in a sheep pen in the early/mid 20th century.
A repeated cross between inbred lines of poultry, 1952
Located in Poultry Research Centre Staff Papers 1947-52.
A simple regression method for mapping quantitative trait loci in line crosses using flanking markers, 1992
Located in I.A.P.G.R-E.R.S. Staff Papers 1992. Part 1 and Index.