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Showing 1 to 4 of 4 for “"Booroola-Merino"”.
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The effect of early-pregnancy nutrition on lamb birth weight in fecund Booroola-Merino cross sheep
… on lamb birth weight were studied. 218 Booroola cross Coopworth ewes carrying at least one copy of the F gene were stratified according to live weight, breed and age, and randomly allocated to a high(H), medium (M) or low (L) early-pregnancy (0-42 days) nutritional treatment. Target live …
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Ovarian sensitivity of the prepubertal ewe to exogenous gonadotropins
Ovulatory response of prepubertal ewe lambs of Booroola Merino x Rambouillet (F+) and Rambouillet (++) breeding was compared after administration of 500 IU PMSG, 750 IU hCG, a combination of PMSG and hCG (500 IU PMSG followed by 250 IU hCG), 4, 8, 20, 30 or 40 mg of ovine pituitary extract or 12 mg …
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Performance of hair breeds and prolific wool breeds of sheep in southern Illinois, United States of America
… prolific wool-breeds (Finnsheep, Combo-6 and Booroola Merino) and 2 hair-breeds (St. Croix and Barbados) were evaluated. Suffolk and Targhee ewes were exposed to rams (3 rams per breed per year) of these 5 breeds. Results indicated that ewes mated to hair-breed rams had higher fertility and …
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The epidemiology of ovine progressive pneumonia (ovine lentivirus): Diagnosis, risk factor analysis, and production effects in sheep at the United States Meat Animal Research Center
… Finnsheep and Texel ewes having the highest and Booroola Merino and Suffolk ewes having the lowest prevalence. Among yearling replacements, increased risk of OLV infection was associated with dam seropositivity (OR = 2.0) and difficult birth (OR = 3.0) while decreased risk was associated with …