Explain about the air pollution effect on Vegetation?
(a) Plant growth
1 Reduction of biomass
2. Alteration of crop quality
3. Alteration of carbon allocation
4. Disturbance of the reproduction
(1) Appearance of foliar injuries
(2) Alteration of leaf senescence
(3) alteration of leaf chemical composition.
(4) Reduction of photosynthesis.
(5)discruption of stomatal conductance
(6) stimulation of the anti-oxidative metabolism
(C) underground process
(a) alteration of the production and decomposition of litter
(b) alteration of carbon and soil nutrient recycling.
(c) alteration of soil microbial and animal communities.