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- [5] REDUCING CALVING INDEX OF DAIRY-HERD AGRICULTURE IN NORTHERN IRELAND, 1977, 52 (08): : 244 - 246
- [6] REPRODUCTIVE EFFICIENCY IN A SEASONAL CALVING DAIRY-HERD ANIMAL PRODUCTION, 1984, 38 (JUN): : 555 - 556
- [7] BEEF FROM THE DAIRY-HERD AT GREENMOUNT-COLLEGE AGRICULTURE IN NORTHERN IRELAND, 1981, 55 (11): : 324 - 327