Each bedding material was analyzed for
bulk density, initial moisture content, and moisture
retention capacity [20]. At the end of each
trial, litter was analyzed for percentage of moisture
[21]. Litter caking (trials 1 and 2) [22] and
ammonia volatilization (trials 2 and 3) were also
assessed [23]. The data were analyzed using the
GLM procedure of SAS [24, 25].