Agriculture Reference
In-Depth Information
Target P
conc. (mg/L)
Sandy clay loam
Clay loam
Sandy loam
kg P/ha
Yield
kg P/ha
Yield
kg P/ha
Yield
Control
0
71.26 f
0
99.05 h
0
79.12 h
0.05
27
80.57 e
29
109.39 g
25
89.33 g
0.10
33
90.20 d
37
116.45 f
31
95.69 f
0.15
39
96.56 c
43
122.91 e
43
102.86 e
0.20
47
102.29 b
49
129.43 d
47
107.70 d
0.25
54
106.33 ab
58
137.55 b
52
115.00 c
0.30
61
110.50 a
69
141.88 a
56
120.89 ab
0.35
62
110.33 a
73
140.65 a
62
123.45 a
0.40
66
106.86 ab
96
135.64 bc
67
120.18 ab
0.50
73
102.66 b
103
133.42 c
71
118.56 bc
Means sharing same letters are statistically ≤5% level of probability.
Table 17.21
Effect of applied P on dry matter (%) of berseem on the three soils.
Target P
conc. (mg/L)
Sandy clay loam
Clay loam
Sandy loam
kg P/ha
Dry matter (%)
kg P/ha
Dry matter (%)
kg P/ha
Dry matter (%)
Control
0
9.02 h
0
8.84 f
0
8.61 h
0.05
27
9.37 g
29
9.31 e
25
8.95 gh
0.10
33
9.72 f
37
9.59 de
31
9.30 fg
0.15
39
10.09 e
43
9.92 cd
43
9.55 ef
0.20
47
10.15 de
49
10.00 c
47
9.73 de
0.25
54
10.47 cd
58
10.39 b
52
9.78 cde
0.30
61
10.51 c
69
10.48 b
56
10.02 bcd
0.35
62
10.86 b
73
10.68 b
62
10.08 bc
0.40
66
11.41 a
96
11.21 a
67
10.31 ab
0.50
73
11.49 a
103
11.38 a
71
10.51 a
Means sharing same letters are statistically ≤5% level of probability.
Table 17.22
Effect of applied P on P concentration (%) of berseem on the three soils.
Target P
conc. (mg/L)
Sandy clay loam
Clay loam
Sandy loam
kg P/ha
P conc. (%)
kg P/ha
P conc. (%)
kg P/ha
P conc. (%)
Control
0
0.192 j
0
0.196 j
0
0.182 j
0.05
27
0.204 i
29
0.212 I
25
0.192 i
0.10
33
0.218 h
37
0.224 h
31
0.204 h
0.15
39
0.228 g
43
0.236 g
43
0.214 g
0.20
47
0.238 f
49
0.248 f
47
0.222 f
0.25
54
0.250 e
58
0.256 e
52
0.234 e
0.30
61
0.260 d
69
0.268 d
56
0.242 d
0.35
62
0.272 c
73
0.278 c
62
0.252 c
0.40
66
0.282 b
96
0.292 b
67
0.260 b
0.50
73
0.300 a
103
0.306 a
71
0.274 a
Means sharing same letters are statistically ≤5% level of probability.
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