Page 72 - EER-2-3

Explora: Environment
and Resource ZnO and TiO nanoparticles and its impact on chickpeas
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extensive root systems. Longer root length is beneficial TiO showed the highest shoot growth, followed by 50 ppm
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for nutrient uptake and water absorption, ultimately ZnO, 25 ppm TiO , 25 ppm ZnO, and control (Figure 2).
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contributing to improved plant health and productivity. Total plant height was determined by summing root
The 50 ppm TiO showed the highest growth, followed and shoot lengths. A significant increase in total height
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by 50 ppm ZnO, 25 ppm TiO , 25 ppm ZnO, and control was observed with the exogenous application of ZnO
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(Figure 2). and TiO . The increase in total height suggests that
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Shoot length, which refers to the length of the above- nanoparticle treatment promoted overall plant growth
ground parts of the plant, also increased in the nanoparticle- and development. Among the treatments, 50 ppm TiO
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treated cultivar. Enhanced shoot length indicates increased resulted in the greatest plant height, followed by 50 ppm
vegetative growth and biomass accumulation. The ZnO, 25 ppm TiO , 25 ppm ZnO, and control (Figure 2).
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promotion of shoot growth by nanoparticle treatment This result indicates a dose-dependent effect on selected
suggests improved photosynthetic capacity and overall cultivars. Nanotechnology represents a promising green
plant health. In this study, the shoot length followed the approach for improving agricultural yield and soil fertility
same trends as the root length of the cultivar. The 50 ppm by activating nutrient availability and energy metabolism

Figure 2. Effectiveness of zinc oxide (ZnO) and titanium dioxide (TiO ) nanoparticles on root length, shoot length, and total plant height (cm) of Cicer
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arietinum cultivar. Mean ± standard deviation of three replicates is shown by thin vertical bars. T1 is the control, T2 is 25 parts/million (ppm) TiO , T3 is
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50 ppm TiO , T4 is 25 ppm ZnO, and T5 is 50 ppm ZnO.
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Note: Values within same letter are not significantly different p<0.05, according to Duncan’s multiple range test.
Abbreviation: DAG: Days after germination.
Volume 2 Issue 3 (2025) 5 doi: 10.36922/EER025120024