> DfrmBird <- data.frame(Farm1=Farm,Month1=Month,Year1=Year,Sex1=Sex,LCl1=LCl,LCT1=LCT,Ecervi1=Ecervi,Tb1=Tb,SqLCT=sqrt(LCT))
Error in data.frame(Farm1 = Farm, Month1 = Month, Year1 = Year, Sex1 = Sex,  :
  参数值意味着不同的行数: 8, 7