The Effects of Organic Wastes on Soil and Cotton Quality with respect to the Risk of Boron and Heavy Metal Pollution
Table 5
Yield and quality parameters of cotton of the experiments from 2003 and 2006.
Year
Treatments
Plant height (cm)
Seed cotton yield (kg ha−1)
Ginning out-turn (%)
Percentage of long fibre (%)
Fineness of fibre micronaire (g in−1)
Fibre elasticity (%)
2003
Control
105
4474
39.5
84.13
4.50
4.90
Mineral fertilizer
117
5049
41.3
84.37
4.53
5.23
Oily cumin wastes
120
5575
42.1
84.23
4.57
5.17
Oily oregano wastes
120
4689
41.0
84.57
5.03
5.47
Oilless oregano wastes
111
3885
39.3
84.23
4.20
4.77
Minimum
105
3885
39.3
84.13
4.20
4.77
Maximum
120
5575
42.1
84.57
5.03
5.47
LSD
13.912
1061.6
0.932
n.s.
n.s.
n.s.
2006
Control
78
2270
—
86
5.1
6.1
Mineral fertilizer
79
2333
—
85
5.2
5.8
Oily cumin wastes
86
2263
—
85
5.5
5.8
Oily oregano wastes
86
2110
—
87
5.1
6.1
Minimum
78
2110
—
85
5.1
5.8
Maximum
86
2333
—
87
5.5
6.1
LSD
n.s.
n.s.
—
n.s.
n.s.
n.s.
Values are an average of three replicates; n.s.: nonsignificant; LSD: least significant difference method. Means for treatments followed by the same letter are not significantly different, , .
