20 90 FUNGI aS Oo Ow oO (EXPRESSED IN MILLIONS) ° Ne oO nm ASS (EXPRESSED IN THOUSANDS) ce o LL STREPTOMYCES 0 Oc Ui 0-9 cm “AXGGGIKi BACTERIA SOIL DEPTH SEGMENT (cm) | | BEFORE PLANTING /L/) BT HARVEST FIGURE |. TOTAL NUMBERS OF FUNGI, BACTERIA AND STREPTOMYCES PER GRAM OF OVEN DRY SOIL.