Ecological Archives E093-138-A3
Sydney I. Glassman and Brenda B. Casper. 2012. Biotic contexts alter metal sequestration and AMF effects on plant growth in soils polluted with heavy metals. Ecology 93:1550–1559. http://dx.doi.org/10.1890/10-2135.1
Appendix C (Table C1). Mean biomass of Deschampsia flexuosa shoots (g) and roots (g) for all 18 combinations of soils, AMF treatment (AMF) and non-mycorrhizal soil microbes (MIC). 178/180 plants survived. n = number of replicates per treatment. HC = high heavy metal contaminated soil. LC = low contaminated soil. AMF and MIC were either absent (No) or originated from high or low levels of heavy metal contamination.
SOIL | AMF | MIC | n |
Mean shoot biomass |
SE |
Mean root biomass |
SE |
HC | AMF High | MIC High | 10 | 0.19 | 0.03 | 0.08 | 0.01 |
HC | AMF High | MIC Low | 10 | 0.23 | 0.03 | 0.15 | 0.08 |
HC | AMF High | No MIC | 10 | 0.22 | 0.04 | 0.08 | 0.02 |
HC | AMF Low | MIC High | 10 | 0.21 | 0.05 | 0.07 | 0.02 |
HC | AMF Low | MIC Low | 10 | 0.22 | 0.03 | 0.08 | 0.01 |
HC | AMF Low | No MIC | 9 | 0.21 | 0.04 | 0.09 | 0.02 |
HC | No AMF | MIC High | 10 | 0.28 | 0.03 | 0.08 | 0.01 |
HC | No AMF | MIC Low | 10 | 0.24 | 0.05 | 0.08 | 0.02 |
HC | No AMF | No MIC | 10 | 0.18 | 0.04 | 0.07 | 0.01 |
LC | AMF High | MIC High | 10 | 0.73 | 0.05 | 0.38 | 0.03 |
LC | AMF High | MIC Low | 10 | 0.80 | 0.04 | 0.33 | 0.03 |
LC | AMF High | No MIC | 10 | 0.66 | 0.08 | 0.24 | 0.06 |
LC | AMF Low | MIC High | 10 | 0.79 | 0.06 | 0.29 | 0.03 |
LC | AMF Low | MIC Low | 10 | 0.82 | 0.05 | 0.30 | 0.04 |
LC | AMF Low | No MIC | 10 | 0.82 | 0.08 | 0.27 | 0.03 |
LC | No AMF | MIC High | 10 | 0.65 | 0.05 | 0.30 | 0.03 |
LC | No AMF | MIC Low | 10 | 0.72 | 0.08 | 0.27 | 0.04 |
LC | No AMF | No MIC | 9 | 0.67 | 0.07 | 0.30 | 0.03 |