<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Complex estimation of industrial pollution in Kyiv using spectrophotometric method for measuring the reflection characteristics of bioindicator species <italic>Tilia cordata</italic> Mill. leaves was held. As the most informative indicator that determines the state of the plant (by inhibition of the photosynthesis), we selected index of stress (reverse vegetation index). At low values of the index of stress the productivity of photosynthesis is higher and respectively the state of the ecosystem as a whole is better. The spectral reflective coefficients of <italic>T. cordata</italic> leaves were measured in green – R1 (551.9 nm), red – R2 (656.8 nm) and near infrared – R3 (802.0 nm) the spectrum zones. The measured spectral reflective coefficients in these ranges were from 0 to 1. Studies on reflective characteristics of more than 500 samples of <italic>T. cordata</italic> leaves from 17 habitats in 7 administrative districts of Kyiv has revealed the trend of increasing index of stress on the gradient of the traffic intensity. On the base of obtained results it is recommended the using of this method for monitoring of environmental quality, the possibility of rapid assessment of current environmental changes. In perspective the offered spectrophotometric method will do possible researches on responses of vegetation to the effect of natural and technogenic stressors at different phases of plant degradation each of that has the own mechanism.</p></abstract>

Complex estimation of industrial pollution in Kyiv using spectrophotometric method for measuring the reflection characteristics of bioindicator species Tilia cordata Mill. leaves was held. As the most informative indicator that determines the state of the plant (by inhibition of the photosynthesis), we selected index of stress (reverse vegetation index). At low values of the index of stress the productivity of photosynthesis is higher and respectively the state of the ecosystem as a whole is better. The spectral reflective coefficients of T. cordata leaves were measured in green – R1 (551.9 nm), red – R2 (656.8 nm) and near infrared – R3 (802.0 nm) the spectrum zones. The measured spectral reflective coefficients in these ranges were from 0 to 1. Studies on reflective characteristics of more than 500 samples of T. cordata leaves from 17 habitats in 7 administrative districts of Kyiv has revealed the trend of increasing index of stress on the gradient of the traffic intensity. On the base of obtained results it is recommended the using of this method for monitoring of environmental quality, the possibility of rapid assessment of current environmental changes. In perspective the offered spectrophotometric method will do possible researches on responses of vegetation to the effect of natural and technogenic stressors at different phases of plant degradation each of that has the own mechanism.

Assessment of technogenic pollution of Kyiv (Ukraine) with spectral reflectal characteristics of <italic>Tilia cordata</italic> Mill. (<italic>Tiliaceae</italic>) leaves

Institute for Evolutionary Ecology of the National Academy of Sciences of Ukraine, 03143 Kyiv, Lebedeva Str. 37, Ukraine

Environmental & Socio-economic Studies

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Assessment of technogenic pollution of Kyiv (Ukraine) with spectral reflectal characteristics of  Mill. () leaves

Complex estimation of industrial pollution in Kyiv using spectrophotometric method for measuring the reflection characteristics of bioindicator species Tilia...

Assessment of technogenic pollution of Kyiv (Ukraine) with spectral reflectal characteristics of Tilia cordata Mill. (Tiliaceae) leaves

Pubblicato online: 27 giu 2015

Pagine: 38 - 42

DOI: https://doi.org/10.1515/environ-2015-0048

Parole chiave
ta Mill, urban ecosystems, technogenic contamination, stress index

© University of Silesia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Assessment of technogenic pollution of Kyiv (Ukraine) with spectral reflectal characteristics of Tilia cordata Mill. (Tiliaceae) leaves

Pubblicato online: 27 giu 2015

Pagine: 38 - 42

DOI: https://doi.org/10.1515/environ-2015-0048

Parole chiaveta Mill, urban ecosystems, technogenic contamination, stress index

© University of Silesia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
ta Mill, urban ecosystems, technogenic contamination, stress index