PROTECTING COWS FROM FLIES. 























125 
TABLE 48. 
‘Butter Fat Production, Group T, 
1 July 1 Aus 62 : Average 
NAME OF Cow. tse ieee ee “Not a poe rece 2 Ben 
Sprayed Sprayed Sprayed| Sprayed] Sprayed| Sprayed prayed 
Lbs. Lbs. Lbs. Lbs. Lbs. Lbs Lbs. 
Sully, - 6.94 6.55 6.39 7.04 6.24 6.52 0779 
Cynda, Baro 5.90 aye 5.06 5.92 5.50 5.48 
Bell, - Depo 3 1 42 Ooh iaik > BORIC eA OS bos Lisle 5 254. 
Molly, 6.10 a8 6.18 5.94 BRKT 6 02 5.63 
Nellie, 5.93 5.99 5.59 5.89 5.78 5.76 5.94 
Mina, - 8.35 8.62 8.15 Tao 7.46 7.98 eng 2} 
Lena, - 5.49 5.11 4.59 4070 Fok 7 5.08 4.90 
Rob. b,., BTS 2470 225 Tayo 1.66 235 Qe 
46.88 | 45.99 | 43.48 | 43.61 | 42.65 | 44.32 | 44.78 
TABLE 49. 
Butter Fat Production, Group LI, 
July 1 TULyESOU a io Aug. | Average] , 
NAME OF Cow. ne ae phen ae ar Sih Ba oer Ges 2 eee 
Sprayed sprayed Sprayed ebraycd Sprayed| Sprayed Sprayed 
Lbs. Lbs. Lbs. Lbs. Lbs. sl Lbs; Lbs. 
ibe, enc, 6.76 Ob51 Ona2 One 7 05.23 6.43 6.69 
Perhaps, BOF 270 2.30 I.QI 1.59 252 23 
Rose, 2nd, 1.82 1033 ItG 1.06 Te OOM, 1233 [3 19 
Petite, 9.50 S223) hoe 62 8.96 8.65 | 8.92 8.59 
Jane S., 6.95 6.73 6.32 6.55 6.02 6.43 6.64 
Bess, - 6.51 6,62 6.48 6.82 73 Ovi Oa O 0.72 
Copper A., 5.87 5.89 5.93 5.80 5.75 | 5.85 5.84 
Barberry B., 3.39 BE26 2470 2200 257 OS eae 2 OT mee C) 7 
AMAT ATeSS rE FQL00 | 40,83 30-200 Atak yal 41,07 







Tables 48 and 49 show no gain in butter fat production from 
sprayin g. 
Table 46, columns 6 and 7, shows that the average milk flow 
for the first, third, and fifth weeks, when the cows were sprayed, 
was 889.9 pounds; and the average for the second and fourth 
weeks, when not sprayed, was 897.7 pounds of milk, or a loss 
of. 7.8 pounds when sprayed. | 
