Table 1. OBSERVATIONS ON REPRODUCTIVE ACTIVITY

 

POSITIVE SMEARS "EFFECTIVE
STIMULUS"

DAY OF % SHOWING DAY OF TO
UP TO ENTRY DURING 14 DAYS EFFECTIVE OESTRUS BY  FIRST STAT. OESTRUS
GROUP OF RAMS AFTER ENTRY STIMULUS 24th DAY* OESTRUS SIG. INTERVAL

e Mean/S.E (p) (days)
1 21.7 61.1 235 91.7 269 + 2.29 34

(ram) ¥ 0:00

2 15,3 57.7 249 16.6 277 + 1.46 28
3 (ram) ) 0.001

3 90.0 10.0 269 750 290 + 1.24 21

(housed)

+ Subsequent to day 269 * From "effective stimulus"

1546

Table 2. Post Mortem Data

% FOLLICLES
s e e MEAN WTS/S.E WITH MEAN DIAMETER (mm)
RECENT OVULATIONS TRACTS OVARIES <3 T byt Gk

 

 

4 - 26.03 + 2.14 0.63 + 0.04 88.6 9.4 2l

5 - 24708yl 0.57 + 0.04 85.4 14.6 -

6 - 24.59 + 2.03 0.61 + 0.05 86.2 e -

* gll less than 6 m.m.