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Least squares means of FIRE system body weights over time for different breed type pigs raised in an outdoor system. * Pig breed types were Berkshire×Yorkshire (BY), Large Black×Yorkshire (LBY), Tamworth×Yorkshire (TY) and Yorkshire×Yorkshire (YY). Average SEM was 2.06 kg for BY, 2.81 kg for LBY, 4.27 kg for TY and 3.78 kg for YY.
