About TASAKI SHUMPEI
About HIRAYAMA TAKUJI
About HIRAKAWA MORIHIKO
About 琉球大学農学部学術報告
About cattle
About concentration(ratio)
About methane gas
About rumen
About technology
About gas sensor
About measurement
About capsule
About habitat environment
About raising(livestock)
About alkane
About methane gas concentration
About rumen
About measurement technique
About ラジオカプセル法
About method of measurement
About rearing environment
About livestock husbandry
About Cattle
About Methane
About 牛
About メタン
About 計測