| Effects of controlled heat stress on ovarian function of dairy cattle. 1. Lactating cows SJ Wilson, RS Marion, JN Spain, DE Spiers, DH Keisler, MC Lucy Journal of dairy science 81 (8), 2124-2131, 1998 | 468 | 1998 |
| Use of physiological parameters to predict milk yield and feed intake in heat-stressed dairy cows DE Spiers, JN Spain, JD Sampson, RP Rhoads Journal of Thermal Biology 29 (7-8), 759-764, 2004 | 316 | 2004 |
| Invited review: ruminant ecology and evolution: perspectives useful to ruminant livestock research and production TJ Hackmann, JN Spain Journal of dairy science 93 (4), 1320-1334, 2010 | 200 | 2010 |
| Concentrations of nonesterified fatty acids and glucose in blood of periparturient dairy cows are indicative of pregnancy success at first insemination HA Garverick, MN Harris, R Vogel-Bluel, JD Sampson, J Bader, ... Journal of dairy science 96 (1), 181-188, 2013 | 190 | 2013 |
| Subclinical hypocalcemia, plasma biochemical parameters, lipid metabolism, postpartum disease, and fertility in postparturient dairy cows WG Chamberlin, JR Middleton, JN Spain, GC Johnson, MR Ellersieck, ... Journal of dairy science 96 (11), 7001-7013, 2013 | 182 | 2013 |
| Efficacy of Solis, NovasilPlus, and MTB-100 to reduce aflatoxin M1 levels in milk of early to mid lactation dairy cows fed aflatoxin B1 RE Kutz, JD Sampson, LB Pompeu, DR Ledoux, JN Spain, ... Journal of dairy science 92 (8), 3959-3963, 2009 | 144 | 2009 |
| Effect of colostrum administration by use of oroesophageal intubation on serum IgG concentrations in Holstein bull calves M Chigerwe, JW Tyler, LG Schultz, JR Middleton, BJ Steevens, JN Spain American journal of veterinary research 69 (9), 1158-1163, 2008 | 132 | 2008 |
| Effects of supplemental shade on thermoregulatory response of calves to heat challenge in a hutch environment JN Spain, DE Spiers Journal of dairy science 79 (4), 639-646, 1996 | 123 | 1996 |
| Supplementation of nicotinic acid for lactating Holstein cows under heat stress conditions A Di Costanzo, JN Spain, DE Spiers Journal of Dairy Science 80 (6), 1200-1206, 1997 | 121 | 1997 |
| Comparison of four methods to assess colostral IgG concentration in dairy cows M Chigerwe, JW Tyler, JR Middleton, JN Spain, JS Dill, BJ Steevens Journal of the American Veterinary Medical Association 233 (5), 761-766, 2008 | 118 | 2008 |
| Learning styles, teaching performance, and student achievement: A relational study BL Garton, JN Spain, WR Lamberson, DE Spiers Journal of agricultural education 40 (3), 11-20, 1999 | 100 | 1999 |
| Development and testing of a high-density cDNA microarray resource for cattle SP Suchyta, S Sipkovsky, R Kruska, A Jeffers, A McNulty, MJ Coussens, ... Physiological Genomics 15 (2), 158-164, 2003 | 96 | 2003 |
| Relationship of thermal status to productivity in heat-stressed dairy cows given recombinant bovine somatotropin RS Settivari, JN Spain, MR Ellersieck, JC Byatt, RJ Collier, DE Spiers Journal of Dairy Science 90 (3), 1265-1280, 2007 | 66 | 2007 |
| Comparing relative feed value with degradation parameters of grass and legume forages TJ Hackmann, JD Sampson, JN Spain Journal of animal science 86 (9), 2344-2356, 2008 | 64 | 2008 |
| An economic simulation study of large-scale dairy units in the Midwest K Bailey, D Hardin, J Spain, J Garrett, J Hoehne, R Randle, R Ricketts, ... Journal of dairy science 80 (1), 205-214, 1997 | 57 | 1997 |
| Results of a nationwide survey to determine feedstuffs fed to lactating dairy cows A Mowrey, JN Spain Journal of dairy science 82 (2), 445-451, 1999 | 52 | 1999 |
| Evaluating effects of fish meal on milk fat yield of dairy cows JN Spain, CE Polan, BA Watkins Journal of dairy science 78 (5), 1142-1153, 1995 | 52 | 1995 |
| Effects of calcium chloride and calcium sulfate in an oral bolus given as a supplement to postpartum dairy cows. JD Sampson, JN Spain, C Jones, L Carstensen Veterinary therapeutics: research in applied veterinary medicine 10 (3), 131-139, 2009 | 49 | 2009 |
| Effect of protein source and energy on milk composition in midlactation dairy cows JN Spain, MD Alvarado, CE Polan, CN Miller, ML McGilliard Journal of Dairy Science 73 (2), 445-452, 1990 | 48 | 1990 |
| How to reduce heat stress in dairy cattle JF Keown, RJ Grant, JN Spain, JL Garrett, B Steevens | 41 | 1993 |
