Agriculture Reference
In-Depth Information
Table A.7
Variable means for crop yield data
1986 Nebraska-South Dakota Crop Samples
Dryland
Irrigated
Dryland
Irrigated
Dryland
Irrigated
Variable
corn
corn
soybeans
soybeans
sorghum
sorghum
Barley
Oats
Wheat
REGIONAL
0.24
0.09
0.18
0.10
0.19
0.09
0.24
0.24
0.22
CV
(0.04)
(0.04)
(0.02)
(0.02)
(0.04)
(0.01)
(0.03)
(0.06)
(0.07)
COUNTY
0.26
0.12
0.20
0.11
0.20
0.11
0.29
0.24
0.21
CV
(0.05)
(0.03)
(0.03)
(0.02)
(00.04)
(0.02)
(0.06)
(0.06)
(0.07)
REGIONAL
17.61
11.79
5.19
3.93
11.15
8.37
9.05
10.86
6.47
STD
(4.54)
(5.08)
(0.46)
(0.67)
(0.88)
(1.15)
(0.76)
(2.49)
(1.58)
COUNTY
19.33
14.88
5.71
4.54
12.98
9.79
10.88
10.99
6.35
STD
(4.58)
(4.35)
(.84)
(.79)
(1.79)
(1.67)
(1.92)
(2.37)
(1.42)
REGIONAL
73.29
127.31
29.40
40.51
62.53
90.71
38.87
45.98
31.11
MEAN
(12.65)
(6.01)
(1.99)
(1.44)
(13.13)
(4.92)
(4.52)
(4.77)
(4.51)
COUNTY
74.29
125.56
29.44
40.51
67.27
90.06
37.80
46.73
31.07
MEAN
(12.08)
(8.61)
(2.92)
(2.39)
(10.58)
(5.61)
(4.73)
(6.72)
(5.06)
1992 Louisiana Crop Samples
Variable
Cotton
Corn
Rice
Sorghum
Soybeans
Sugarcane
Wheat
PARISH CV
0.19
0.34
0.15
0.33
0.24
0.18
0.23
(0.05)
(0.13)
(0.04)
(0.11)
(0.08)
(0.04)
(0.04)
PARISH STD
136.70
26.19
6.09
14.71
5.85
5.11
7.77
(31.23)
(9.95)
(1.52)
(2.99)
(0.92)
(0.97)
(1.40)
PARISH MEAN
697.74
77.76
40.42
45.46
25.85
29.00
33.27
(82.48)
(12.14)
(4.47)
(6.03)
(5.01)
(1.46)
(1.89)
Note:
Standard errors in parentheses.
