Florida Agricultural Experiment Stations


TABLE 11 -YIELDS OF HIGH QUALITY TOBACCO IN POUNDS PER 12 PLOTS*
 FOR RATES OF IRRIGATION WITH RATES AND TIME OF APPLICATION
 OF FERTILIZER IN 1950.
 1 1 1 | IMean
 Fertilizer Irrigation Irrigation Irrigation Total Yield
 Rates None % Inch % Inch Yields per Plot$

800 .......... -17.89 24.55 28.53 70.97 1.97
1600 ............ 16.22 34.49 33.29 84.00 2.33
400 + 400**.... 24.70 31.67 30.00 86.00 2.39
800 + 800**.... 17.44 36.56 27.14 81.00 2.25

Totals ........... 76.25 127.27 118.96

Meant ......... 1.59 2.65 2.49 _
 To convert to yield per acre multiply each entry by 25.50.
 ** One-half of fertilizer was applied one week prior to transplanting, the other half approxi-
 mately four weeks after transplanting.
 SLSD at .05 probability for irrigation means = .49.
 $ LSD at .05 probability for fertilizer means = .27.

TABLE 12.-YIELDS OF TOBACCO IN POUNDS PER 24 PLOTS* AS AFFECTED BY
 TIME OF FERTILIZER APPLICATION AND IRRIGATION, AND RATE OF
 FERTILIZER AND IRRIGATION IN 1950.


Treatments**


Time of Singlet
Application
 SSplits


Rate of 800


Irriga-
tion
None


Irriga-
 tion
12 Inch


90.19 104.19

90.25 99.47


88.43 95.17


 IAverage
Irriga- Total Mean
 tion Yield Yield
% Inch per Plot

101.84 296.22 4.11

108.04 297.76 1 4.13


98.30 281.90


Application |
Applitin 1,600 92.01 108.49 111.58 312.08 4.33

 *To convert to yield per acre multiply each entry by 12.75.
 ** Difference between rates of application is highly significant.
 t All fertilizer applied before transplanting.
 $ One-half of fertilizer applied before transplanting, one-half one month after trans-
 planting.

TABLE 13.-YIELDS OF HIGH QUALITY TOBACCO IN POUNDS PER 24 PLOTS' AS
 AFFECTED BY TIME OF FERTILIZER APPLICATION AND IRRIGATION,
 AND RATE OF FERTILIZER AND IRRIGATION IN 1950.
 SI Average
 I Irriga- Irriga- IIrriga- Total Mean
 Treatments** tion tion tion Yield Yield
 _None 1/2 Inch %4 Inch i per Plot

Time of Singlet 34.11 59.04 61.82 154.97 2.15
Application
Application lit, 42.14 | 68.23 57.14 167.51 2.33

Rate of 800 42.59 56.22 58.53 157.34 2.19
Application
 Ap1,600 33.66 71.05 | 60.43 165.14 2.29
 To convert to yield per acre multiply each entry by 12.75.
 ** Difference between times of application is significant.
 t Total rate of fertilizer applied before transplanting.
 $ One-half of fertilizer applied before transplanting, one-half one month after trans-
 planting.


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