Biological effects of electric and magnetic fields on productivity of dairy cows JF Burchard, DH Nguyen, L Richard, E Block Journal of dairy science 79 (9), 1549-1554, 1996 | 73 | 1996 |
Macro‐and trace element concentrations in blood plasma and cerebrospinal fluid of dairy cows exposed to electric and magnetic fields JF Burchard, DH Nguyen, E Block Bioelectromagnetics: Journal of the Bioelectromagnetics Society, The Society …, 1999 | 63 | 1999 |
Blood melatonin and prolactin concentrations in dairy cows exposed to 60 Hz electric and magnetic fields during 8 h photoperiods M Rodriguez, D Petitclerc, JF Burchard, DH Nguyen, E Block Bioelectromagnetics: Journal of the Bioelectromagnetics Society, The Society …, 2004 | 57 | 2004 |
Responses of the estrous cycle in dairy cows exposed to electric and magnetic fields (60 Hz) during 8-h photoperiods M Rodriguez, D Petitclerc, JF Burchard, DH Nguyen, E Block, BR Downey Animal reproduction science 77 (1-2), 11-20, 2003 | 40 | 2003 |
Progesterone concentrations during estrous cycle of dairy cows exposed to electric and magnetic fields JF Burchard, DH Nguyen, E Block Bioelectromagnetics: Journal of the Bioelectromagnetics Society, The Society …, 1998 | 40 | 1998 |
Effects of electromagnetic fields on the levels of biogenic amine metabolites, quinolinic acid, and β-endorphin in the cerebrospinal fluid of dairy cows JF Burchard, DH Nguyen, L Richard, SN Young, MP Heyes, E Block Neurochemical research 23, 1527-1531, 1998 | 32 | 1998 |
Effects of electric and magnetic fields on nocturnal melatonin concentrations in dairy cows JF Burchard, DH Nguyen, E Block Journal of Dairy Science 81 (3), 722-727, 1998 | 32 | 1998 |
Effect of electric and magnetic fields (60 Hz) on production, and levels of growth hormone and insulin-like growth factor 1, in lactating, pregnant cows subjected to short days M Rodriguez, D Petitclerc, DH Nguyen, E Block, JF Burchard Journal of Dairy Science 85 (11), 2843-2849, 2002 | 31 | 2002 |
Effect of 10 kV, 30 μT, 60 Hz electric and magnetic fields on milk production and feed intake in nonpregnant dairy cattle JF Burchard, H Monardes, DH Nguyen Bioelectromagnetics: Journal of the Bioelectromagnetics Society, The Society …, 2003 | 28 | 2003 |
Lack of effect of 10 kV/m 60 Hz electric field exposure on pregnant dairy heifer hormones JF Burchard, DH Nguyen, HG Monardes, D Petitclerc Bioelectromagnetics: Journal of the Bioelectromagnetics Society, The Society …, 2004 | 26 | 2004 |
Plasma concentrations of thyroxine in dairy cows exposed to 60 Hz electric and magnetic fields JF Burchard, DH Nguyen, M Rodriguez Bioelectromagnetics: Journal of the Bioelectromagnetics Society, The Society …, 2006 | 25 | 2006 |
Fatores que afetam a composição do leite JW Dürr, RS Fontaneli, JF Burchard Curso de, 2000 | 24 | 2000 |
Exposure of pregnant dairy heifer to magnetic fields at 60 Hz and 30 µT JF Burchard, DH Nguyen, HG Monardes Bioelectromagnetics: Journal of the Bioelectromagnetics Society, The Society …, 2007 | 21 | 2007 |
Nutrição do gado leiteiro e composição do leite JF Burchard, E Block Simpósio Internacional sobre qualidade do leite 1, 16-19, 1998 | 20 | 1998 |
Implementation of Feed Saved evaluations in the US K Gaddis, P VanRaden, R Tempelman, K Weigel, H White, ... Interbull Bulletin, 147-152, 2021 | 17 | 2021 |
Exposure chamber for determining the biological effects of electric and magnetic fields on dairy cows DH Nguyen, L Richard, JF Burchard Bioelectromagnetics: Journal of the Bioelectromagnetics Society, The Society …, 2005 | 13 | 2005 |
Multiple-trait random regression modeling of feed efficiency in US Holsteins P Khanal, KLP Gaddis, MJ Vandehaar, KA Weigel, HM White, ... Journal of Dairy Science 105 (7), 5954-5971, 2022 | 12 | 2022 |
The Resilient Dairy Genome Project—A general overview of methods and objectives related to feed efficiency and methane emissions N van Staaveren, HR de Oliveira, K Houlahan, TCS Chud, GA Oliveira Jr, ... Journal of dairy science 107 (3), 1510-1522, 2024 | 9 | 2024 |
Production of prostaglandin by late-gestation porcine placental cells in vitro JF Burchard, GCB Randall, BR Downey Reproduction 95 (1), 167-173, 1992 | 8 | 1992 |
Genetic Evaluations of Stillbirth for Five United States Dairy Breeds: A Data-Resource Feasibility Study A Sigdel, XL Wu, KL Parker Gaddis, HD Norman, JA Carrillo, J Burchard, ... Frontiers in Genetics 13, 819678, 2022 | 7 | 2022 |