共 50 条
[23]
GENETIC-ASPECTS OF FEMALE FERTILITY IN DAIRY-CATTLE
[J].
LIVESTOCK PRODUCTION SCIENCE,
1981, 8 (04)
:307-319
[24]
REARING OF DAIRY-CATTLE .7. EFFECT OF LEVEL OF NUTRITION AND BODY CONDITION ON FERTILITY OF HEIFERS
[J].
ANIMAL PRODUCTION,
1977, 25 (OCT)
:219-224
[25]
EFFECTS OF FARM ANALYSIS AND OF CONSULTING ON THE FERTILITY OF DAIRY-CATTLE
[J].
ZUCHTHYGIENE-REPRODUCTION IN DOMESTIC ANIMALS,
1987, 22 (03)
:135-135
[28]
RATIONALE FOR EMPHASIS ON COMPLETE FEEDS IN DAIRY-CATTLE NUTRITION
[J].
FEEDSTUFFS,
1972, 44 (15)
:28-&
[29]
THE INTERRELATIONSHIPS BETWEEN YIELD, FERTILITY AND CALVING INTERVAL IN HIGH-YIELDING DAIRY-CATTLE
[J].
ANIMAL PRODUCTION,
1981, 32 (JUN)
:394-394