| 摘要 |
PCT No. PCT/EP94/03511 Sec. 371 Date Apr. 4, 1996 Sec. 102(e) Date Apr. 4, 1996 PCT Filed Oct. 26, 1994 PCT Pub. No. WO95/12366 PCT Pub. Date May 11, 1995A method and apparatus for indicating when a female stock animal has been ridden or mounted by another stock animal comprises providing indicator means which is mounted on a female animal to be monitored. The apparatus is directly engaged by the other stock animal during riding or mounting and pressure applied to a smoothly curved actuator causes release of a signalling element to provide a visually observable signal. The device is re-setable by simple manual intervention and can be transferred to another animal after use.
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