22 
BULLETIN 654, U. S. DEPARTMENT OF AGRICULTURE. 
prominence, and obtaining over SO per cent of their total receipts 
from the two enterprises. Of these, 37 combined hay farming with 
either grain farming or dairying, 1 combined it with the production 
of beef cattle, and 2 combined it with poultry raising. Hay farming 
is found on farms of all sizes, though the medium and larger-sized 
farms (see fig. 5) are better adapted to the enterprise than the smaller 
Fig. 5.— An alfalfa hay farm— cutting the first crop cf the season. 
farms, as will be shown in tables presented farther on. The average 
results obtained in hay farming and its various combinations are 
shown in Table VI : 
Table VI. — Results obtained in hay farming in the irrigated valleys of southern Arizona, 
1913 to 1915. 
Type of farming and percentage of receipts 
from leading enterprises. 
Number 
of farms. 
Hay, 69.7 85 
Hay,43.7 \ iq 
Grain, 3»i.i J iy 
Hay, 40.5 \ 1Q 
Daily, 41.1 / 16 
I 
Average 
Total 
Farm 
area. 
receipts. 
income. 
Acres. 
100 
S3, 742 
S2, 110 
96.7 
3,212 
1,803 
. 63.0 
2,792 
1,709 
Labor 
income. 
S420 
143 
556 
Number 
failing 
to make 
8 per 
cent on 
invest- 
ment. 
29 
Success in hay farming is greatly influenced by both price and 
yield. The effect of increasing yield per acre with price remaining 
nearly constant is shown in Table VII : 
