Forty eight 35-d-old durco * landrace-yorkshire weaned pigs were divided into four groups , group FOS(basic diet +0.5%FOS) , group MOS(basic diet +0.3%FOS) .

• 选用48头35日龄断奶的杜×长×大仔猪进行为期28天的试验，采用随机区组法设计，共设4个组：果寡糖组(基础+FOS0.；5%25)；