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Some results are presented, mainly in the form of tables and graphs, on reproductive performance of gilts and sows analysed according to various criteria. These include the effects of age and live weight of gilts at the beginning of synchronisation, lactation length of sows, quality requirements...

Fritzsch, M.; Reuther, E.; Sieland, W.; Bergfeld, J.
Monatshefte fur Veterinarmedizin, 1973, 28, 18, pp 690-694