. The capture and chemical immobilization of wild Hokkaido sika deer ( Cervus nippon yesoensis ) have started since 1981 at Nakajima Island , Hokka 正 do , Japan. We reviewed the techniques of capture and chemi ⊂ al immobilization for the deer . The capture techniques that were mainly used at present were a corral trap , the alpine capture system , a box trap , a blowpipe and a dart gun 、 And xylazine − ketam由e mixture or medetomidlne − ketamine mixture were commonly used for chemical

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... ion . The induction dosage of xylazme − keしamirle mixture as fo1low , xylazine : 1. 2 − 2. O mg / kg , ketamine: 1. 2 − 6 , 0 mg / kg . The jnduction dosage of medetomidirle −ketamine mixture as follow , medetomidine : 35 . 7 − 98. 4 p gfkg 、 ketarnine : 1、 6 − 7. 7 mg / kg . These mixtures were administered intramuscularly by a blowpipe or a dart gun . During immobillzation , respiratory rate 、 heart rate , rectal temparture and