Bulk density (g/cc) | 0.73* | 1.14 |
Moisture content (% dry wt.) | 30.80** | 18.90 |
Root density (mm root length/cò soil) | 6.16** | 3.20 |
Mycorrhizal infection level (% infection) | 31.80** | 14.50 |
Mycorrhizal density (mm infected root/cc soil) | 1.95* | 0.46 |
Foliage color change (units on a scale of 10, positive change = greener foliage) | + 1.00* | +0.27 |
Soil pH | 5.8* | 6.7 |