Boosting biopesticide potential of Trichoderma harzianum for controlling the downy mildew and improving the growth and the productivity of King Ruby seedless grape

Egyptian Journal of Biological Pest Control

Table 5 Effect of TSCIS on proline, H₂O₂, lipid peroxidation, cell membrane stability% of King Ruby seedless grapevines leaf during 2020 season at 30 days post the fruit set

Treatment	Proline µg g⁻¹ FW	H₂O₂ µg g⁻¹ FW	Lipid peroxidation MDA	Cell membrane stability index %
C	28.3a	58.4a	8.12a	85.3f
F	23.9b	56.3b	7.4b	86.69e
T1	20.0c	54.7c	6.7c	88.0d
T2	16.5d	54.03d	6.02d	89.1c
T3	13.2e	49.6e	5.3e	90.3b
T4	10.1f	47.4f	4.6f	91.5a

According to the Duncan multiple range test (P ≤ 0.05), columns denoted by a same letter are not significantly different
C, control untreated; F, fungicide; T1, whole culture of Trichoderma control; T4, whole culture of Trichoderma growing on medium supplemented with K; T3, whole culture of Trichoderma growing on medium supplemented with Mn; T2, whole culture of Trichoderma growing on medium supplemented with thiamine