618
F. Abdelradi and D. Yassin
Table 2
(continued)
Variable
Production
Cultivated area
Fertilizers
Pesticides
Labor
Max.
Temp.
Humidity
Solar
radiation
Wheat
Mean
295,195
5,600,073
417
141
556
26.2
61.5
20
Std. Dev.
17,756
337,746
125.8
40.6
268
1.2
1.9
0.91
Normality
0.290 (0.385)
−0.825 (0.795)
3.086
(0.001)
2.504
(0.006)
1.403
(0.080)
−1.505
(0.933)
1.401
(0.080)
1.536
(0.062)
Rice
Mean
1,691,729
403,732
234
106
365
24.7
63.9
20.5
Std. Dev.
539,775
124,181
126
36
105
1.33
3.54
0.52
Normality
3.271 (0.000) 3.858 (0.000)
2.963
(0.001)
−0.669
(0.748)
2.627
(0.004)
1.171
(0.120)
1.494
(0.067)
−4.262
(0.999)
Sharkia governorate
Maize
Mean
210,351
54,210
311
89
614
28
51.3
20.1
Std. Dev.
50,031
12,879
172
38
171
1.6
4.5
0.57
Normality
0.610 (0.270) 0.370 (0.355)
1.380
(0.083)
−0.515
(0.696)
−0.648
(0.741)
1.558
(0.059)
−0.703
(0.758)
1.876
(0.030)
Wheat
Mean
395,447
7,054,729
464
148
646
29.3
48.3
20.7
Std. Dev.
32,326
759,039
166
34.5
251.4
1.5
2.2
0.82
Normality
1.767 (0.038)
−1.271 (0.898)
0.794
(0.213)
−1.986
(0.976)
0.781
(0.217)
0.899
(0.184)
1.412
(0.0780
2.180
(0.014)
Rice
Mean
1,132,717
287,202
182
93
609
27.7
52
20
Std. Dev.
112,544
30,097
74
30
173
1.4
4.1
0.5
Normality
−0.310
(0.621)
−1.152 (0.875)
2.083
(0.018)
−0.373
(0.645)
−0.738
(0.769)
1.113
(0.132)
−1.461
(0.928)
−4.639
(1.000)