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PECULIARITIES OF CONTENTS OF MAIN PHOTOSYNTHESIS PIGMENTS IN BIRCH (BETULA PENDULA ROTH) LEAVES DURING VEGETATIVE PERIOD IN TERRITORY OF UFA, REPUBLIC BASHKORTOSTAN

Annotation

The peculiarities of contents of main pigments of photosynthesis in a leaves in birch (Betula pendula Roth) during the vegetation period in Ufa are studied. Influence of pollution on amount of main pigments and their ratio in leaves of Betula pendula are studied. It is established that with increase in pollution increases deviations from control values. During the vegetation period the tendency to decrease in values is observed.

Keywords

vegetation period; Betula pendula; chlorophyll; carotenoids; degree of contamination; adaptive changes.

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UDC

630*164.3 : 68.47.94

Pages

1024-1028

References

1. Svirezhev Yu.M., Logofet D.O. Ustoychivost' biologicheskikh soobshchestv. M., 1978. 2. Vasilenko V.N. i dr. Monitoring zagryazneniya snezhnogo pokrova. L., 1985. 3. Odum Yu. Ekologiya / perevod s angl. M.: Mir, 1986. T. 1. 4. L.K. Calbwell. Environment: a challenge for modern society. N. Y., 1970. 5. Smith W.H. Air pollution and forest. Interaction between air contaminants and forest ecosystems. N. Y.: Springer, 1981. 6. Chiras D.D. Rangeland, Forest, and wilderness: Preserving Renewable Resources // Environmental science: action for a Sustainable Future. Third edition. 1991. P. 190-209. 7. Kulagin A.Yu. Ekologicheskaya vidospetsifichnost' ivovykh i tekhnogenez // Dendrologiya, tekhnogenez i voprosy lesovosstanovleniya. Ufa, 1996. S. 24-35.

Received

2014-06-06

Section of issue

Scientific articles

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