Construction and Operation of a Respiration Chamber of the Head-Box Type for Methane Measurement from Cattle
This paper aims to describe the construction and operation of a respiration chamber of the head-box type for methane (CH4) measurements in bovines.The system consists of (1) a head box with a stainless steel frame and acrylic walls, floor, and ceiling; (2) a stainless steel feeder; (3) an automatic drinking water bowl; (4) a hood made from reinforc