From: Enhancing rock phosphate integration rate for fast bio-transformation of cow-dung waste-paper mixtures to organic fertilizer
Added RP
Total P (%)
Bray 1 P (mg kg−1)
Increase in Extractability of P (%)
0% P
0.18
80
0.5% P
0.55
101
26
1% P
0.97
141
76
1.5% P
1.32
152
90
2% P
1.76
170
113
4% P
2.31
207
159
CV
5
3
P value
<.0001