共 20 条
[1]
PHOTOPERIODISM IN EWE .4. A NOTE ON EFFECT ON ONSET OF OESTRUS IN CLUN FOREST EWES OF APPLYING SAME DECREASE IN DAYLENGTH AT 2 DIFFERENT TIMES OF YEAR
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ANIMAL PRODUCTION,
1970, 12
:513-&
[2]
PHOTOPERIODISM IN EWE .5. ATTEMPT TO INDUCE SHEEP OF THREE BREEDS TO LAMB EVERY 8 MONTHS BY ARTIFICIAL DAYLENGTH CHANGES IN A NON-LIGHT-PROOFED BUILDING
[J].
ANIMAL PRODUCTION,
1972, 14 (JUN)
:323-&
[3]
PHOTOPERIODISM IN EWE .2. EFFECTS OF VARIOUS PATTERNS OF DECREASING DAYLENGTH ON ONSET OF OESTRUS IN CLUN FOREST EWES
[J].
ANIMAL PRODUCTION,
1970, 12
:115-&
[4]
PHOTOPERIODISM IN EWE .1. EFFECT OF LONG SUPPLEMENTED DAYLENGTHS ON BREEDING ACTIVITY OF PREGNANT AND NON-PREGNANT TEESWATER-CLUN EWES
[J].
ANIMAL PRODUCTION,
1970, 12
:107-&
[5]
PHOTOPERIODISM IN EWE .3. EFFECTS OF VARIOUS PATTERNS OF INCREASING DAYLENGTH ON ONSET OF ANOESTRUS IN CLUN FOREST EWES
[J].
ANIMAL PRODUCTION,
1970, 12
:465-&
[6]
DUCKER MJ, TO BE PUBLISHED
[7]
DUCKER MJ, 1973, 3 P INT S COMP REP S, V19, P143
[8]
DUCKER MJ, 1971, THESIS U READING