An interesting feature is the highly significant diffe- rence in age at first lambing (table 3 ), to the advantage of the less upgraded cross- breds (25 p. 10 0 Fr and 5 0 p. 100 Fr).
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An interesting feature is the highly significant diffe- rence in age at first lambing (table 3 ), to the advantage of the less upgraded cross- breds (25 p. 10 0 Fr and 5 0 p. 100 Fr).