“ad libitum”可以造什么句，ad libitum造句
来源：语文精选馆 2.26W
Abstract : This experiment was conducted to investigate the effects of hot and humid environment on feeding behavior in growing-finishing pigs with ad libitum feeding.
In experiment 3, the roughage intake ad libitum by sheep was negativelycorrelated with concentrate levels in diet (r~0.95 1).
