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Quantities of P Extracted from Calcareous Marsh Soil* |
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| Types of P in soil (mg/kg) |
P by sequential fractionation (mg/kg) |
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| Total |
Inorganic |
Organic |
Residual |
Olsen |
Pcb |
Pd |
NaOH |
CB |
CC |
CA |
CBD |
NaOAc |
HCl |
| 839 |
611 |
122 |
105 |
26 |
111 |
145 |
6 |
127 |
389 |
82 |
37 |
13 |
60 |
|
Pcb = CB extr; Pcbd = CBD extr.; ca = citrate-ascorbate; CB = citrate-bicarbonate; CBD = citrate-bicarbonate-dithionite; CC = citrate (2extr). *adapted from ref. [46] | |||||||||||||
von Wandruszka Geochemical Transactions 2006 7:6 doi:10.1186/1467-4866-7-6 |
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