FLORIDA STATE HORTICULTURAL SOCIETY 
19 
tor, tightening bearings, etc.; new parts 
used, none; location of work, Section 29. 
Total operating expense per day: 
Lost time, salary 4 hrs. at 62 l / 2 c_$2.50 
Operating, salary 4 hrs. at 62^2c_2.50 
Gas, 9 gals, at 26c_2.34 
Oil, 12 qts. at 20c_2.40 
Total cost_$9-74 
Operating cost per acre_ .18 
Lost time cost per acre_ .06 
Total cost per acre_$ .24 
Remarks.—Put in fresh oil. 
Kind of Work.—Acme. 
RESUME 
Week ending March 25, 1922: 
Date Cost Grove Acreage 
March 20th_$ .20 45 
March 21st_ .14 65 
March 22d_ .17 55 
March 23d_ .13 75 
March 24th_ .13^4 70 
March 25th_ .24 40 
Total_$1.01 J4 350 Acres 
Average per day, 17c; 58J4 acres aver¬ 
age. 
Depreciation on tractor, $9.00 per 
week; per acre per week, 02 6-ioc.; aver¬ 
age operating cost, 17c. Total cost, 
19 6-ioc per acre. 
Lost time cost for week, $2.50; 350 
acres, 7-ioc per acre. 
Depreciation per year on tractor, 
$300.00. 
Eight months operation; 25 working 
days per month; 200 total working days 
per year; $1.50 depreciation per day. 
REPORT 7 (MINIMUM POSSIBILITY) 
Tractor No. 6 Report.—Operator, 
Jones, Otto; date, April 2, 1922; gas con¬ 
sumed, 16 gallons; oil consumed, 3 quarts; 
amount acreage, 85; kind of work, acme, 
16-foot implement; amount operating 
time, 8 hours; location of work, Section 
29. 
Total operating expense per day: 
Operating, salary 8 hrs. at 62j4c—$5.00 
Gas, 16 gals, at 26c_4.16 
Oil, 3 qts. at 20c_ .60 
Total cost_$9.76 
Total cost per acre_$ .1 ij4 
Remarks.—Operating cost, nj4c; im¬ 
plement depreciation, %c; tractor depre¬ 
ciation, ij4c. Total per acre, I3j4c. 
Kind of Work.—Acme. 
i 
REPORT 8 (MAXIMUM, SHOWING ALL 
cost) 
Tractor No. 6 Report.—Operator, 
Jones, Otto; date, April 3, 1922; gas con¬ 
sumed, 10 gallons; oil consumed, 4 quarts; 
amount acreage, 35; kind of work, acme 
harrow, middles; amount operating time, 
4 hours; time repairing tractor, 4 hours; 
trouble, putting in connecting rod bear¬ 
ings, fan belt, spark plug; new parts used, 
connecting rod bearing $2.45, fan belt 
$2.40 and spark plug $1.00; location of 
work, Section 29; damage to trees, none. 
