Research Article
Ameliorating Effects of Iron and Zinc on Vigna mungo L. Treated with Tannery Effluent
Table 3
Trend of various parameters over control value in V. mungo under TE treatment.
| | Treatments | Chlorophyll a | Chlorophyll b | Chlorophyll total | Carotenoid | Protein | Catalase | Peroxidase | | 35 days | 70 days | 35 days | 70 days | 35 days | 70 days | 35 days | 70 days | 35 days | 70 days | 35 days | 70 days | 35 days | 70 days |
| | Control | 1.728 | 1.493 | 0.878 | 0.870 | 2.606 | 2.363 | 0.797 | 0.423 | 1.341 | 1.125 | 263.33 | 142.66 | 84.09 | 57.12 | | 25% E | − | − | − | + | − | − | − | + | − | − | − | + | − | NS | | 50% E | − | − | − | − | − | − | + | NS | − | − | + | + | − | − | | 75% E | − | − | − | − | − | − | + | − | − | − | + | + | + | − | | 100% E | − | − | − | − | − | − | + | − | − | − | + | + | + | − | | 50% E + 5 ppm Zn | − | − | + | − | − | − | − | − | − | NS | − | + | − | + | | 50% E + 10 ppm Zn | − | − | NS | − | − | − | − | NS | − | NS | − | + | − | + | | 50% E + 15 ppm Zn | − | − | NS | + | − | − | − | NS | − | + | − | + | − | + | | 50% E + 5 ppm Fe | − | − | NS | − | − | − | − | NS | − | NS | − | + | − | + | | 50% E + 10 ppm Fe | − | − | + | + | − | NS | − | NS | − | − | − | + | − | + | | 50% E + 15 ppm Fe | NS | NS | + | + | + | NS | − | + | + | − | − | + | − | + | | 50% E + 5 ppm Zn + 5 ppm Fe | − | − | NS | − | − | − | − | NS | + | NS | − | + | + | + | | 50% E + 10 ppm Zn +10 ppm Fe | − | − | NS | − | − | − | − | NS | − | − | − | + | − | + | | 50% E + 15 ppm Zn + 15 ppm Fe | − | − | NS | − | − | − | − | NS | NS | NS | − | + | − | + |
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+: increase over control; −: decrease over control; NS: nonsignificant.
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