Table 2. Effect of plant species on soil N pools and process rates.
Response Variable | F | df | P |
Total Soil N (g N m−2) | 1.41 | 11,49 | 0.20 |
DIN (g N m−2)* | 2.63 | 11, 49 | 0.01 |
Microbial Biomass N (g N m−2) | 0.77 | 11, 49 | 0.67 |
Microbial (SIR) Biomass (ug CO2 g−1 soil hr−1) | 1.30 | 11, 49 | 0.25 |
Potential Net N Mineralization (µg N m−2 d−1) | 1.90 | 11, 49 | 0.06 |
Nitrification Potential (µg N g−1 soil h−1)* | 1.90 | 11, 49 | 0.06 |
Gross Nitrification (µg N g−1 soil d−1)* | 2.56 | 11,40 | 0.01 |
Plant N (g N m−2) | 3.14 | 10,43 | <0.01 |
(ANOVA with species as fixed effect and block as a random effect).
*log transformed for normality.