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Effectiveness of selection for productive characteristics in developing the Montana no. I hogs

Creator:: McEwen, Wesley Charles
Abstract:: One of the most important productive characteristics of hogs is reproductive efficiency. Reproductive efficiency is best measured by litter size at weaning. Litter size at birth and weight of the pigs at birth are among the most important factors affecting litter size at weaning. It has been demonstrated that less...
Resource Type:: Masters Thesis
Full Text:: in Developing the Montant No. 1 Hogs AN ASTFACT OF TI TEIS OF p es1ey Charles Mcwen For the M

The effects of thiouracil and thyroprotein on growth, wool production and fertility of rams

Creator:: Adams, Charles C.
Resource Type:: Masters Thesis
Full Text:: Diti1W3Ofl, Androws and Beeson (13) report increased daily gains in the thiouradil- Led heifers over

The effect of antibiotics on semen production

Creator:: Bhannasiri, Tim
Resource Type:: Masters Thesis
Full Text:: . REVIEW OF LITERATURE No papers have been found 1n the literature directly bearing on the effects of

The effect of dietary factors upon the hormone content of the anterior pituitary

Creator:: Nicholson, Hugh Hampson
Resource Type:: Dissertation
Full Text:: lees thyrotrophin than those from normal animals. Riboflavin deficiency had no effect upon the thyro

Reproductive performance in the rat in relation to selection for time of puberty

Creator:: Warren, Edward Perrin
Resource Type:: Dissertation
Full Text:: and ovulation had occurred. It is apparent from these data that no single one of these phenomena is

Genetic and environmental factors affecting certain productive characters in sheep

Creator:: McLeroy, G. B. (George B.)
Resource Type:: Dissertation
Full Text:: is almost no handicap to the conatructive breeder ot economic plants and animala. What the

Sex hormone influence on rate and efficiency gains, endocrines and carcass characteristics of rabbits

Creator:: Rasheed, Ahmed Adel
Resource Type:: Dissertation
Full Text:: of life is incomplete and not without certain limitations. No doubt there are many unexplored and

Response of genetically different groups of sheep to hill pasture conditions

Creator:: Johnston, Elbert Felton
Resource Type:: Dissertation
Full Text:: has no value the money spent for feed and labor is wasted. Whether or not there are any breed

Effectiveness of selection for gains in body weight in beef cattle

Creator:: Hitchcock, Glen Henry
Abstract:: Research has yielded valuable information about the inheritance of body weight in many mammals. The results with one species may not be directly applicable to another species, but since the results do not contradict genetic theory, one must assume that the same general rules apply to all species. When the...
Resource Type:: Masters Thesis
Full Text:: report by Tyler et al. ( 46, p.516 ). Woodward and Clark ( 48, pp.588-592 ) found that sires had a

Some genetic and environmental factors affecting "net efficiency" of beef cattle

Creator:: Nelms, George Estes, 1927-2011
Resource Type:: Masters Thesis
Full Text:: restrictions. No new genes can be created by selection, so the effectiveness of his selections depend upon

ScholarsArchive@OSU

Effectiveness of selection for productive characteristics in developing the Montana no. I hogs

The effects of thiouracil and thyroprotein on growth, wool production and fertility of rams

The effect of antibiotics on semen production

The effect of dietary factors upon the hormone content of the anterior pituitary

Reproductive performance in the rat in relation to selection for time of puberty

Genetic and environmental factors affecting certain productive characters in sheep

Sex hormone influence on rate and efficiency gains, endocrines and carcass characteristics of rabbits

Response of genetically different groups of sheep to hill pasture conditions

Effectiveness of selection for gains in body weight in beef cattle

Some genetic and environmental factors affecting "net efficiency" of beef cattle

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