Table 1.
Survival rate, body weights and egg production of White Leghorns kept in conventional cages and floor-pens

Housing types	Survival rate from 34 to 43 wks (%)	Body weight (g)		Weight gain from 30 to 40 wks (g)	Ave. hen-day egg production from 34 to 43wks (%)
Housing types	Survival rate from 34 to 43 wks (%)	30 wks	40 wks	Weight gain from 30 to 40 wks (g)	Ave. hen-day egg production from 34 to 43wks (%)
Cages	99.3	1,393.8±150.4	1,572.7±137.4	178.9±106.8	80.7±5.9
Floor-pens	99.1	1,412.6±130.6	1,592.9±114.0	180.3±98.1	78.3±1.8
P-values		0.6449	0.5850	0.9638	0.2596