Agriculture Reference
In-Depth Information
1
2
Y
Y
X
X
A
B
A
B
3
4
Y
Y
X
X
A
B
A
B
Figure 6.1 Various interactions between factor AB and factor XY. 1 = no interaction, 2 = low
change in magnitude effect, 3 = high change in magnitude effect, 4 = strong interaction effect.
onion seedstems or flowers. Flowering in an onion production crop
is considered an undesirable characteristic because such onions are
culled, which reduces yield. Enter the following command:
anova seedstem rep variety date variety # date
This results in the following output:
Number of obs = 48 R-squared = 0.8071
Root MSE = 5.06648 Adj R-squared = 0.7253
Source | Partial SS df MS F Prob > F
-------------+--------------------------------------------------
Model | 3544.16667 14 253.154762 9.86 0.0000
|
rep | 77.4166667 3 25.8055556 1.01 0.4027
 
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