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A Columbia ewe lamb. The Columbia is one of the first breeds of sheep developed in the United States. [1] The product of USDA and university research, it was intended to be an improved breed adapted for the Western ranges of the country (where the majority of sheep raising takes place).
Livestock grazing comparison is a method of comparing the numbers and density of livestock grazing in agriculture. Various units of measurement are used, usually based on the grazing equivalent of one adult cow, or in some areas on that of one sheep. Many different schemes exist, giving various values to the grazing effect of different types of ...
This is a list of sheep breeds usually considered to originate in Canada and the United States. [ 1 ] [ 2 ] Some may have complex or obscure histories, so inclusion here does not necessarily imply that a breed is predominantly or exclusively from those countries.
2.1 Comparison with goats. 2.2 Breeds. ... sheep show a range of heights and weights. ... the American Columbia breed was developed by crossing Lincoln rams ...
In British Columbia, the Range Regulation defines "animal unit month" for purposes of the Range Act. Effectively, the regulation assigns animal unit equivalents of 1 for a cow (either by herself or with an unweaned calf), 0.7 for a yearling of the genus Bos, 1.5 for a bull, 1.25 for a horse, 0.2 for a sheep, 0.2 for a llama, and 0.1 for an alpaca.
Four breeds of sheep, in the illustrated encyclopedia Meyers Konversationslexikon. This is a list of breeds of domestic sheep. Domestic sheep (Ovis aries) are partially derived from mouflon (Ovis gmelini) stock, and have diverged sufficiently to be considered a different species. Some sheep breeds have a hair coat and are known as haired sheep.
Dry Sheep Equivalent (DSE) is a standard unit frequently used in Australia to compare the feed requirements of different classes of stock or to assess the carrying capacity and potential productivity of a given farm or area of grazing land.
The Columbia was developed in Wyoming and Idaho in the early 1900s. It is a large, big-bodied sheep with heavy, good quality fleeces. The average Montadale ram weighs 200 to 275 pounds and the ewe weighs 160 to 180 pounds. The first cross of Columbia rams on Cheviot ewes proved to Mattingly that his project was on track.