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Showing 1 to 2 of 2 for “"Ram Effect"”.
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An analysis of lambing ewes three times in two years in Southland
… either by cross-breeding, selection, use of the 'ram effect', exogenous hormones or a combination of the above. There has been no work done in New Zealand on three lambings in two years, so overseas information and New Zealand data on autumn lambing has been used in this study. To analyse the …