Integration between Compost, Trichoderma harzianum and Essential Oils for Controlling Peanut Crown Rot under Field Conditions

Table 2

Reduction in the growth of Aspergillus niger in response to Trichoderma  harzianum in vitro.

Trichoderma harzianum isolates	Growth area (mm^2)	Reduction %
T. harzianum 1	12.0 d	81.1
T. harzianum 2	18.0 c	71.7
T. harzianum 3	21.0 c	67.0
T. harzianum 4	19.0 c	70.0
T. harzianum 5	31.5 b	50.5
Control	63.6 a	—

Figures with the same letter are not significantly different (𝑃=0.05).