Table 4 The effect of AgNPs synthesized by Moringa treatment on changes in nutrient elements (NPK) in geranium leaves under drought stress.

From: The effect of foliar application of silver nanoparticles synthesized by Moringa oleifera on improving the yield and quality of Pelargonium hortorum under drought stress

Drought stress

AgNPs

Nitrogen (%)

Phosphorus (%)

Potassium (%)

90

0

1.08 ± 0.002c

0.1 ± 0.000c

1.77 ± 0.003 cd

90

10

1.06 ± 0.002c

0.1 ± 0.000c

1.8 ± 0.003c

90

20

1.04 ± 0.001c

0.11 ± 0.000c

1.77 ± 0.003 cd

90

30

1 ± 0.001c

0.12 ± 0.000c

1.77 ± 0.003 cd

60

0

1.4 ± 0.002a

0.2 ± 0.000b

2.24 ± 0.005a

60

10

1.28 ± 0.003b

0.28 ± 0.000a

2.26 ± 0.004a

60

20

1.2 ± 0.002b

0.2 ± 0.000b

2.3 ± 0.005ab

60

30

1.1 ± 0.001c

0.18 ± 0.000b

2.3 ± 0.005ab

30

0

0.97 ± 0.000 cd

0.11 ± 0.000c

1.7 ± 0.004 cd

30

10

0.97 ± 0.000 cd

0.12 ± 0.000c

1.88 ± 0.002c

30

20

1.02 ± 0.001c

0.13 ± 0.000c

1.86 ± 0.002c

30

30

0.9 ± 0.001d

0.12 ± 0.000c

1.7 ± 0.002 cd