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Effect of automobile pollutions on chlorophyll content of avenue trees along state highway between Saharsa to Supaul

Rupak Kumari*
Department of Botany, RJM College, Saharsa, B.N.M.University, Madhepura, Bihar, India
Received : 22nd December 2019; Revised : 21st February 2020

Abstract: Automobile exhaust contains a large number of air pollutions. Among the important constituents of pollutants are carbon monoxide, unburnt hydrocarbons, Nitrogen oxide, particulates and lead. These vehicle pollutions adversely affect Avenue trees by chlorosis, damage leaves and reduces Nutrient uptake. In the present study chlorophyll content of four Avenue trees- Ficus religiosa, Ficus bengalensis, Delonix regia and Cassia fistula was estimated and compared with that of trees far away from the road side.

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