TABLE 21.-ANALYSIS OF VARIANCE FOR YIELD AND QUALITY FOR 1949, 1950 AND 1951 COMBINED.


 Source


Irrigation treatments ..........
Error (a) .... ..........-.. ... ...
Fertilizer treatments .....-..
 Time of application .......
 Level of application ---..
 Time x level ......... .....
Fertilizer x irrigation ..--...
 Time x irrigation --
 Level x irrigation ......
Error (b) ..................... ..-
Years ... --...........-...
Years x irrigation .......-..- .
Years x fertilization ..--.....
 Years x time ...........
 Years x level ...............
Error (c) .. ---- -

 Significant at .05 percent level.
 ** Significant at .01 percent level.


d. f.


2
4
3
1
1
1
6
2
2
18
2
4
6
2
2
48


 TOTAL YIELD
Inference Based on Years


m. s.

206.24
25.16
88.01
64.13
184.71
15.19
10.16
20.02
 7.48
 2.44
134.83
15.62
14.88
21.55
10.95
 2.18


i Fixed


Random


YIELD OF HIGH QUI
 TOBACCO
 Inference Based on


 m. s.

460.62
 3.50
 74.16
137.27
77.45
 7.74
 24.32
 36.29
 35.08
 3.10
147.74
19.28
13.02
16.39
10.75
 1.51


Fixed Ra


ALITY

Years
ndom



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 I
 *3:






**
 0

 0

 0
 *e
 s^
 X~
 "3
 -i



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