The Effect of Plant Population on Total Yield, Quality and Value of
 Irrigated Tobacco-1953-1955


 Year
Yield,
Pounds/Acre
High Quality,
Percent of
Total Yield
Value,
Dollars/Acre


 5,00(
1953 195


POPULATION, P LANTS/ACRE
0 7,500 10,000
4 1955 1953 1954 1955 1953 1954


1,601 2,060


89.6 72.0

878 983


1,676 1,828 2,182


73.2 87.8 73.5

918 998 1,089


1955


1,810 1,830 2,319


63.5 89.3 74.4

956 997 1,168


 12,500
1953 1954 1955

 1,983 2,266


 86.6 66.1

 1,058 1,059


1953 Yield differences significant at .05 level.
1953 Quality differences significant at .05 level.
1954 Yield differences significant at .05 level.
1955 Value differences significant at .01 level.
Other differences not significant at .05 level or higher.


TABLE 12


Yield and Value of Irrigation on Tobacco in One County in Florida in
 1955 and 1956


Using Irrigation
No Irrigation
Total Farms


No. of Farms
 1955 1956
 55 99
 326 324
 381 425*


 Acres
 1955 1956
 439 524
1115 869
1554 1393*


Average Yield
 1955 1956
 1830 1420
 1417 1121
:'[ 1533 13131


 Total Production
 1955-1956
 808,253 744,292
 1,580,287 974,349
2,283,540 1,718,741


* Different from 1955 total due to reconstitution or combining of allotments.
** Different from 1955 total due to a 12% reduction in allotments.


Average Price
Per Pound
 1955-56
52.7c 51.1c
46.2c 48.9c
48.4c 50.0c


TABLE 11


Total Gross
 Income
 1955-56


$423,156
729,492
1,152,648


380,810
476,685
857,495