1. Crude glycerin in supplement to primiparous lactating cows grazing on tropical pasture: nutritional and productive characteristics;Almeida;R. Bras. Zootec.,2013
2. Cost of reproductive diseases and conditions in cattle;Bellows;Prof. Ani. Sci.,2002
3. Temperature-humidity indices as indicators of milk production losses due to heat stress;Bohmanova;J. Dairy Sci.,2007
4. Brazil, M., Rogers, G., 2017. Harnessing the Power of Hybrid Vigor. Progressive Dairyman, February 24. (Accessed 25 February 2017). 〈http://www.progressivedairy.com/topics/a-i-breeding/harnessing-the-power-of-hybrid-vigor?Utm_source=DIGITAL+Editions&utm_campaign=c41c4ce58d-0417PD_Digital_Edition_Notification&utm_medium=email&utm_term=0_a251a4c7d8-c41c4ce58d-87268325〉.
5. Council on Dairy Cattle Breeding, 2016,. DHI participation (DHI Report K-1). (Accessed 25 February 2016). 〈https://www.cdcb.us/publish/dhi/part.html〉.