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Table 4 Effect of Macrophomina phaseolina, soil amendment, and Trichoderma spp. on physiological attributes in Vigna unguiculata

From: Anti-mycotic potential of Trichoderma spp. and leaf biomass of Azadirachta indica against the charcoal rot pathogen, Macrophomina phaseolina (Tassi) Goid in cowpea

Treatments Total chlorophyll content (mg/g) CAT U/min per mg of protein POX U/min per mg of protein PPO U/min per mg of protein PAL U/min per mg of protein
T1: negative control (without any inoculation or amendment) 0.52e 3.54e 1.43f 0.017cd 0.11c
T2: positive control [(inoculated with Macrophomina phaseolina (MP) only)] 0.19f 5.50a 3.05a 0.04a 0.18a
T3: MP + 1% A. indica 0.53e
(− 165%)
4.51b
(18%)
2.41c
(21%)
0.032b
(20%)
0.17a
(29%)
T4: MP + 2% A. indica 0.56d
(− 180%)
4.12c
(25%)
2.44c
(21%)
0.031b
(23%)
0.15d
(29%)
T5: MP + 3% A. indica 0.59d
(− 195%)
4.12c
(25%)
2.18d
(29%)
0.031b
(23%)
0.14b
(24%)
T6: MP + T. harzianum 0.66cd
(− 225%)
3.78d
(31%)
1.80e
(41%)
0.022c
(45%)
0.11c
(39%)
T7: MP + T. harzianum + 1% A. indica 0.73b
(− 265%)
3.73d
(33%)
1.57f
(49%)
0.025bc
(38%)
0.11c
(45%)
T8: MP + T. harzianum + 2% A. indica 0.79ab
(− 295%)
3.62e
(35%)
1.44f
(53%)
0.023c
(43%)
0.11c
(45%)
T9: MP + T. harzianum + 3% A. indica 0.84a
(− 320)
3.61e
(35%)
1.41f
(54%)
0.022c
(45%)
0.09c
(45%)
T10: MP + T. viride 0.59d
(− 193%)
3.98c
(28%)
2.58b
(15%)
0.028bc
(30%)
0.14b
(32%)
T11: MP + T. viride + 1% A. indica 0.64c
(−220%)
3.81d
(31%)
2.41c
(21%)
0.029 bc
(28%)
0.16 ab
(29%)
T12: MP + T. viride + 2% A. indica 0.67bc
(− 235%)
3.71d
(33%)
2.25d
(26%)
0.029b
(28%)
0.15ab
(26%)
T13: MP + T. viride + 3% A. indica 0.71b
(− 255%)
3.67de
(33%)
2.16d
(29%)
0.029b
(27%)
0.14b
(26%)
  1. Values with different letters in column show significant difference (P ≤ 0.05) as determined by LSD test. Values in parenthesis show increase/decrease in treatment with respect to positive control