Table 8 Influence of NPs and bulks at their respective MICs used as seed dressing with tubers on pigment content (mg/g of fresh leaf weight) of potato plants infected with R. solanacearum

CuSO ₄

Healthy

0.476 g ± 0.002

0.301 h ± 0.003

0.200 g ± 0.002

Treated

0.369i ± 0.003

0.221i ± 0.002

0.120 h ± 0.002

MgSO ₄

Healthy

0.529f ± 0.003

0.401f ± 0.003

0.496c ± 0.002

Treated

0.442 h ± 0.002

0.351 g ± 0.002

0.424d ± 0.002

CuO-NPs

Healthy

0.876a ± 0.002

0.691a ± 0.002

0.411e ± 0.002

Treated

0.769c ± 0.003

0.621b ± 0.002

0.392f ± 0.003

MgO-NPs

Healthy

0.799b ± 0.002

0.601c ± 0.003

0.552b ± 0.002

Treated

0.642d ± 0.002

0.551d ± 0.002

0.654a ± 0.002

*Rhizo-N

0.596e ± 0.002

0.504e ± 0.002

0.420d ± 0.002

Positive control (infected)

0.218j ± 0.003

0.191j ± 0.002

0.093i ± 0.002

LSD at 5%

0.010

0.010

0.008