Table 3 Mean organic matter loss on ignition (LOI; g kg−1) and ash-free concentrations of six nutrients (carbon, C; nitrogen, N; phosphorus, P; potassium, K; calcium, Ca; and magnesium, Mg) for pine foliar litter collected from three loblolly–shortleaf pine stands prior to a 472-day study (24 Feb 2000 to 10 Jun 2001) in southeastern Arkansas, USA
Source | Organic matter LOI (g kg−1) | Nutrient concentration (g kg−1) | |||||
|---|---|---|---|---|---|---|---|
C | N | P | K | Ca | Mg | ||
Burn | 953 | 502 | 4.47 | 0.28 | 1.39 | 3.85 | 0.96 |
Control | 958 | 504 | 4.49 | 0.23 | 1.15 | 3.42 | 0.81 |
P-value | 0.001 | 0.919 | 0.099 | 0.039 | 0.025 | 0.009 | 0.001 |