Article Figures & Data
Tables
- Table 1.
The ectomycorrhizal infection of lateral roots of pin oak (Quercus palustris) seedlings grown in either acidic or alkaline medium and inoculated with live or autoclaved soil from 3 different sites.
Soil pH1 Site2 Autoclaved inoculum % lateral root infection Acidic Forest No 77.7 ab3 Acidic Chlorotic No 88.9 ab Acidic Non-chlorotic No 87.2 ab Acidic Forest Yes 0.0 c Acidic Chlorotic Yes 0.0 c Acidic Non-chlorotic Yes 1.7c Alkaline Forest No 77.3 ab Alkaline Chlorotic No 71.4 b Alkaline Non-chlorotic No 96.6 a Alkaline Forest Yes 0.0 c Alkaline Chlorotic Yes 0.0 c Alkaline Non-chlorotic Yes 0.0 c ANALYSIS OF VARIANCE Model 0.00014 Ph 0.7367 Site 0.4220 Inoculation 0.0001 pH*Site 0.5778 pH*lnoculation 0.8215 Site*lnoculation 0.5073 pH*Site*lnoculation 0.5066 ↵1 Acidic soil pH = 5.5 and alkaline soil pH = 7.5.
↵2 Soil inoculum from pin oak forest stand, urban chlorotic pin oak trees, and urban non-chlorotic pin oak trees.
↵3 Means (n = 36) in the same column with a different letter are significantly different at the α = 0.05 level using a Fisher’s protected LSD.
↵4 Significance probabilities from the F statistic from an ANOVA. Significant values (P ≤ 0.05) in bold.
- Table 2.
Biomass partitioning and root to shoot ratio of 7-month-old pin oak (Quercus palustris) seedlings grown in either acidic or alkaline soil medium and inoculated with live or autoclaved soil from 3 different sites.
Soil pH1 Site2 Autoclaved inoculum Shoot mass(g) Root mass(g) Total mass(g) Root/shoot Acidic Forest No 1.63 a 5.32 ab3 6.97 a 3.23 a Acidic Chlorotic No 1.73 a 5.31 ab 7.06 a 3.01 a Acidic Non-chlorotic No 2.00 a 5.57 a 7.60 a 2.99 a Acidic Forest Yes 1.13 a 3.09 cd 4.27 a 2.62 a Acidic Chlorotic Yes 1.73 a 3.33 bcd 5.09 a 2.03 a Acidic Non-chlorotic Yes 2.03 a 4.68 abc 6.77 a 2.31 a Alkaline Forest No 1.13 a 2.15 d 3.34 a 1.92 a Alkaline Chlorotic No 1.53 a 3.41 bcd 4.98 a 2.22 a Alkaline Non-chlorotic No 1.73 a 4.40 abc 6.18 a 2.47 a Alkaline Forest Yes 1.37 a 3.28 bcd 4.69 a 2.22 a Alkaline Chlorotic Yes 1.57 a 4.17 abcd 5.80 a 2.66 a Alkaline Non-chlorotic Yes 1.57 a 4.54 abc 6.16 a 2.76 a Means 1.60 4.10 5.74 2.54 ANALYSIS OF VARIANCE Model 0.40574 0.0459 0.0608 0.4138 PH 0.1616 0.0376 0.0411 0.1718 Site 0.0411 0.0415 0.0233 0.8376 Inoculation 0.7018 0.2222 0.2834 0.3782 pH*Site 0.8183 0.5821 0.7613 0.2738 pH*lnoculation 0.5549 0.0074 0.0196 0.0247 Site*lnoculation 0.9273 0.9705 0.9798 0.9796 pH*Site*lnoculation 0.4652 0.4914 0.4377 0.8844 ↵1 Acidic soil pH = 5.5 and alkaline soil pH = 7.5.
↵2 Soil inoculum from pin oak forest stand, urban chlorotic pin oak trees, and urban non-chlorotic pin oak trees.
↵3 Means (n = 36) in the same column with a different letter are significantly different at the α = 0.05 level using a Fisher’s protected LSD.
↵4 Significance probabilities from the F statistic from an ANOVA. Significant values (P ≤ 0.05) in bold.
- Table 3.
Biomass partitioning and root to shoot ratio of 2-year-old pin oak (Quercus palustris) seedlings grown in either acidic or alkaline soil medium and inoculated with live or autoclaved soil from 3 different sites.
Soil pH1 Site2 Autoclaved inoculum Shoot mass(g) Root mass(g) Total mass(g) Root/shoot Acidic Forest No 7.83 a3 8.41 ab 16.23 a 1.09 a Acidic Chlorotic No 5.83 ab 7.92 abc 13.76 ab 1.36 a Acidic Non-chlorotic No 7.46 a 8.24 ab 15.69 a 1.13 a Acidic Forest Yes 7.94 a 8.43 ab 16.37 a 1.05 a Acidic Chlorotic Yes 5.12 abcd 6.95 abc 12.07 ab 1.39 a Acidic Non-chlorotic Yes 7.19 a 10.33 a 17.51 a 1.47 a Alkaline Forest No 5.60 abc 7.50 abc 13.09 ab 1.35 a Alkaline Chlorotic No 3.36 bcd 5.47 bcd 8.83 bc 1.72 a Alkaline Non-chlorotic No 5.60 abc 6.96 abc 12.55 ab 1.46 a Alkaline Forest Yes 2.19 d 3.24 d 5.43 c 1.50 a Alkaline Chlorotic Yes 3.79 bcd 4.79 cd 8.49 bc 1.35 a Alkaline Non-chlorotic Yes 2.65 cd 3.17 d 5.82 c 1.10 a Means 5.38 6.78 12.15 1.33 ANALYSIS OF VARIANCE Model 0.00124 0.0021 0.0010 0.0545 pH 0.0001 0.0001 0.0001 0.0541 Site 0.1421 0.5393 0.2936 0.1089 Inoculation 0.0658 0.0687 0.0550 0.6066 pH*Site 0.3650 0.5329 0.5157 0.1914 pH*lnoculation 0.1680 0.0199 0.0472 0.0761 Site*lnoculation 0.5098 0.6861 0.6551 0.5092 pH*Site*lnoculation 0.2494 0.1813 0.1943 0.0887 ↵1 Acidic soil pH = 5.5 and alkaline soil pH = 7.5.
↵2 Soil inoculum from pin oak forest stand, urban chlorotic pin oak trees, and urban non-chlorotic pin oak trees.
↵3 Means (n = 36) in the same column with a different letter are significantly different at the α = 0.05 level using a Fisher’s protected LSD.
↵4 Significance probabilities from the F statistic from an ANOVA. Significant values (P ≤ 0.05) in bold.
- Table 4.
The concentration of iron in leaf tissue from 2-year-old pin oak (Quercus palustris) seedlings grown in either acidic or alkaline soil medium and inoculated with live or autoclaved soil from 3 different sites.
Soil pH1 Site2 Autoclaved inoculum Iron (ppm) Acidic Forest No 53.1 abcde3 Acidic Chlorotic No 48.7 bcde Acidic Non-chlorotic No 46.1 cde Acidic Forest Yes 54.1 abcd Acidic Chlorotic Yes 65.0 a Acidic Non-chlorotic Yes 58.7 ab Alkaline Forest No 56.1 abc Alkaline Chlorotic No 55.2 abc Alkaline Non-chlorotic No 46.7 bcde Alkaline Forest Yes 51.3 bcde Alkaline Chlorotic Yes 40.7 e Alkaline Non-chlorotic Yes 42.5 de Means 5.15 ANALYSIS OF VARIANCE Model 0.01374 Ph 0.0336 Site 0.2365 Inoculation 0.6769 pH*Site 0.2998 pH*lnoculation 0.0010 Site*lnoculation 0.6136 pH*Site*lnoculation 0.1450 ↵1 Acidic soil pH = 5.5 and alkaline soil pH = 7.5.
↵2 Soil inoculum from pin oak forest stand, urban chlorotic pin oak trees, and urban non-chlorotic pin oak trees.
↵3 Means (n = 36) in the same column with a different letter are significantly different at the α = 0.05 level using a Fisher’s protected LSD.
↵4 Significance probabilities from the F statistic from an ANOVA. Significant values (P ≤ 0.05) in bold.