Keown JF - Search Results

1

Mastitis control program: effect on milk production.

Natzke RP, Everett RW, Guthrie RS, Keown JF, Meek AM, Merrill WG, Roberts SJ, Schmidt GH. Natzke RP, et al. Among authors: keown jf. J Dairy Sci. 1972 Sep;55(9):1256-60. doi: 10.3168/jds.S0022-0302(72)85658-3. J Dairy Sci. 1972. PMID: 4116355 Free article. No abstract available.

2

Effect of days carried calf, days dry, and weight of first calf heifers on yield.

Keown JF, Everett RW. Keown JF, et al. J Dairy Sci. 1986 Jul;69(7):1891-6. doi: 10.3168/jds.S0022-0302(86)80615-4. J Dairy Sci. 1986. PMID: 3745587 Free article.

3

Relationships among severity and duration of clinical mastitis and sire transmitting abilities for somatic cell score, udder type traits, productive life, and protein yield.

Nash DL, Rogers GW, Cooper JB, Hargrove GL, Keown JF. Nash DL, et al. Among authors: keown jf. J Dairy Sci. 2002 May;85(5):1273-84. doi: 10.3168/jds.S0022-0302(02)74192-1. J Dairy Sci. 2002. PMID: 12086065 Free article.

4

Heritability of clinical mastitis incidence and relationships with sire transmitting abilities for somatic cell score, udder type traits, productive life, and protein yield.

Nash DL, Rogers GW, Cooper JB, Hargrove GL, Keown JF, Hansen LB. Nash DL, et al. Among authors: keown jf. J Dairy Sci. 2000 Oct;83(10):2350-60. doi: 10.3168/jds.S0022-0302(00)75123-X. J Dairy Sci. 2000. PMID: 11049079 Free article.

5

Effect of variance of interaction effects of sire and herd on selection for milk and fat yield.

Dimov G, Keown JF, Van Vleck LD, Norman HD. Dimov G, et al. Among authors: keown jf. J Dairy Sci. 1996 Jan;79(1):140-4. doi: 10.3168/jds.S0022-0302(96)76345-2. J Dairy Sci. 1996. PMID: 8675777 Free article.

6

Variances of direct genetic effects, maternal genetic effects, and cytoplasmic inheritance effects for milk yield, fat yield, and fat percentage.

Albuquerque LG, Keown JF, Van Vleck LD. Albuquerque LG, et al. Among authors: keown jf. J Dairy Sci. 1998 Feb;81(2):544-9. doi: 10.3168/jds.S0022-0302(98)75606-1. J Dairy Sci. 1998. PMID: 9532509 Free article.

7

Heritability of intramammary infections at first parturition and relationships with sire transmitting abilities for somatic cell score, udder type traits, productive life, and protein yield.

Nash DL, Rogers GW, Cooper JB, Hargrove GL, Keown JF. Nash DL, et al. Among authors: keown jf. J Dairy Sci. 2003 Aug;86(8):2684-95. doi: 10.3168/jds.S0022-0302(03)73864-8. J Dairy Sci. 2003. PMID: 12939093 Free article.

8

Estimates using an animal model of (co)variances for yields of milk, fat, and protein for the first lactation of Holstein cows in California and New York.

Albuquerque LG, Dimov G, Keown JF, Van Vleck LD. Albuquerque LG, et al. Among authors: keown jf. J Dairy Sci. 1995 Jul;78(7):1591-6. doi: 10.3168/jds.S0022-0302(95)76783-2. J Dairy Sci. 1995. PMID: 7593854 Free article.

9

Variance caused by cytoplasmic line and sire by herd interaction effects for milk yield considering estimation bias.

Rorato PR, Keown JF, Van Vleck LD. Rorato PR, et al. Among authors: keown jf. J Dairy Sci. 1999 Jul;82(7):1574-80. doi: 10.3168/jds.S0022-0302(99)75385-3. J Dairy Sci. 1999. PMID: 10416173 Free article.

10

Variance of interaction effects of sire and herd for yield traits of Holsteins in California, New York, and Pennsylvania with an animal model.

Dimov G, Albuquerque LG, Keown JF, Van Vleck LD, Norman HD. Dimov G, et al. Among authors: keown jf. J Dairy Sci. 1995 Apr;78(4):939-46. doi: 10.3168/jds.S0022-0302(95)76709-1. J Dairy Sci. 1995. PMID: 7790587 Free article.

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