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Table 2 Effects of litter deposition and tree species on occluded light C, N and P SOM fractions (oLF)

From: Trees enhance soil carbon sequestration and nutrient cycling in a silvopastoral system in south-western Nicaragua

Depth (cm) Litter deposition Tree species C (mg/g) N (mg/g) P (mg/g)
Mean SE Mean SE Mean SE
0–20 Pasture Guácimo 2.278 0.558 0.0448 0.0125 0.00193 0.00046
   Jícaro 1.142 0.271 0.0290 0.0039 0.00098 0.00008
  Canopy Guácimo 3.237 0.919 0.0640 0.0193 0.00298 0.00070
   Jícaro 1.499 0.266 0.0422 0.0076 0.00100 0.00007
  Litter Guácimo 3.183 0.759 0.0653 0.0152 0.00151 0.00050
   Jícaro 1.298 0.238 0.0307 0.0033 0.00098 0.00012
20–40 Pasture Guácimo 0.471 0.102 0.0072 0.0011 0.00029 0.00006
   Jícaro 0.603 0.089 0.0179 0.0025 0.00036 0.00005
  Canopy Guácimo 0.562 0.097 0.0090 0.0017 0.00034 0.00004
   Jícaro 0.581 0.086 0.0189 0.0040 0.00035 0.00007
  Litter Guácimo 0.787 0.107 0.0135 0.0017 0.00037 0.00006
   Jícaro 0.712 0.144 0.0169 0.0035 0.00030 0.00007
  1. Litter deposition effect on occluded light C (P = 0.046), N (P = 0.048) and P (P = 0.002) at 0–20 cm depth
  2. Litter deposition × tree species effect on occluded light P (P = 0.003) at 0–20 cm depth
  3. Tree species effect on occluded light C (P = 0.049) and P (P = 0.046) at 0–20 cm depth
  4. Litter deposition effect on occluded light C (P = 0.044) at 20–40 cm depth
  5. Tree species effect on occluded light N (P = 0.030) at 20–40 cm depth
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