Study on the Effect of Dairy Cows’ Rectal Temperature on Milk Yield in Summer in Beijing Area
XU Wei，ZHAO Yu-chao，CAO Lu，ZHOU Jie，GUO Gang，DONG Gang-hui，WANG Xin-yu，LI Xi-zhi，QIAO Lü，WANG Ya-chun
ACTA VETERINARIA ET ZOOTECHNICA SINICA . 2016, (4): 745 -751 .  DOI: 10.11843/j.issn.0366-6964.2016.04.014