The Effect of Phosphorus Fertilizer Sources and Lime on Acidic Soil Properties of Mollic Rhodic Nitisol in Welmera District, Central Ethiopia
Table 6
Effects of lime and different sources of P fertilizers on NUE like agronomic efficiency, physiological efficiency, and P recovery of barley in Wolmera highlands, Ethiopia.
Source of var.
Total P uptake (kg ha−1)
BM PR (%)
GY PR (%)
Total P recovery (%)
AE (agronomic efficiency)
PE (physiological efficiency)
P sources
PARP
9.86B
4.72B
16.32AB
21.0B
10.19A
234 (15.9)
MOHP
9.15B
4.75B
12.32B
17.0B
5.02B
277 (16.1)
NPSB
12.73A
8.53A
24.76A
33.3A
12.54A
276 (17.3)
NAFK
8.51B
4.48B
10.65B
15.1B
2.39C
199 (16.0)
LSD
2.03
2.97
7.65
9.14
2.59
Ns
P ferz. rate
34.5 kg·ha−1
9.68
7.03A
20.12A
27.12A
9.29A
267 (16)
69 kg·ha−1
10.45
4.20B
11.90B
16.10B
5.78B
265 (15)
LSD
Ns
2.10
5.42
6.47
1.83
Ns
Lime rate
LM1
9.36
4.02B
14.6
18.6
7.14
238 (15)
LM2
10.76
7.22A
17.4
24.6
7.93
293 (17)
LSD
Ns
2.10
Ns
Ns
Ns
Ns
Location
OnS
13.8A
7.11A
7.11A
19.3A
5.79B
130 (11)B
OnF
6.31B
4.12B
4.12B
12.8B
9.27A
400 (20)A
LSD
1.44
2.10
5.4
6.5
1.82
51 (4.29)
CV %
19.61
20.6t
19.5t
17.14t
26.3
26.9
Values in brackets represent data transformed by the square root method of data transformation. (1+√mean), BM PR biomass P recovery, GY PR grain P recovery, AE: agronomic efficiency, PE: physiological efficiency.
