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EFFECTS OF A NEW EVAPORATIVE COOLING SYSTEM ON THE PHYSIOLOGICAL RESPONSES OF DAIRY COWS IN A HOT SUMMER.

[In Japanese. / En japonais.]

Author(s) : AII T.

Type of article: Article

Summary

A NEW COWSHED COOLING SYSTEM, IN WHICH MIST PARTICLES ARE SPRAYED ONTO THE COW'S BODY AND EVAPORATED ALMOST IMMEDIATELY BY A FAN, WAS STUDIED OVER 3 YEARS IN LACTATING HOLSTEIN C BODY TEMPERATURE WAS REDUCED BY 0.9-1.0 K AND RESPIRATION RATE BY 22-25 COUNTS/MIN. DAILY MILK YIELD INCREASED BY 0.66-1. 90 KG, THE BREAK-EVEN POINT BEING AN INCREASE OF 0.81 KG. (DAIRY SCI. ABSTR., GB., 51, N 11, 1989/11, 4637.

Details

  • Original title: [In Japanese. / En japonais.]
  • Record ID : 1990-1232
  • Languages: Japanese
  • Source: Bull. Kyushu natl. agric. Exp. Stn. - vol. 25 - n. 4
  • Publication date: 1989
  • Document available for consultation in the library of the IIR headquarters only.

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