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The development of the selected indicators of fertility of cows with using a variety of programs to detect of estrus.
3 H! r* }' ~; a, k4 \# R* qhttp://www.cabdirect.org/abstracts/20153201712.html;jsessionid=72F4E2146C3678D6636D6B05A347EC33

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8 e- L8 _% o  _0 \% hThe development of the selected indicators of fertility of cows with using a variety of programs to detect of estrus.8 j+ y1 w! J# V% b