SHORT COMMUNICATION
Blood profiles and health in Holstein cows fed diets with varying cation-anion difference and calcium supplementation
W. X. Wu 1,2
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1
Institute of Dairy Science, MOE Key Laboratory of Molecular Animal Nutrition, Zhejiang University, Hangzhou 310029, P.R. China
 
2
College of Animal Science, Guizhou University, Guiyang 550025, P.R. China
 
 
Publication date: 2007-09-17
 
 
Corresponding author
J. X. Liu   

Institute of Dairy Science, MOE Key Laboratory of Molecular Animal Nutrition, Zhejiang University, Hangzhou 310029, P.R. China
 
 
J. Anim. Feed Sci. 2007;16(Suppl. 2):376-381
 
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ABSTRACT
Three blocks each of twelve Holstein cows beginning 21 days prepartum were randomly allocated to one of three treatments with varying dietary cation-anion difference (DCAD, mEq/kgDM) at +150 (HD), -100 (LD), and -100 plus calcium (LDCA) to investigate fluid acid-base balance, serum Ca, health status, and lactation performance. Feeding LD diets induced mild metabolic acidosis. Serum Ca in diet LD was higher (P<0.05) than that in other two diets. Health disorder was lower in the two LD diets. Milk yield was unaffected (P<0.05) by dietary treatments. It is indicated that negative DCAD was beneficial for blood calcium homeostasis and health status in Holstein periparturient cows.
 
CITATIONS (2):
1.
Reducing Dietary Cation-Anion Difference on Acid-Base Balance, Plasma Minerals Level and Anti-Oxidative Stress of Female Goats
Wen-xuan WU, Yi YANG, Ji-kun ZHANG, Sheng-li LI
Journal of Integrative Agriculture
 
2.
Growth performance, nutrient digestibility, blood profile, gut health and La deposition of weaning rabbits fed with a low dosage of La2O3
Liang Cai, Yiwen Ding, Wenjing Liu, Tinghua Zhang, Mao Hu
Livestock Science
 
ISSN:1230-1388
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