name
Nikolaeva Svetlana Aleksandrovna
Scholastic degree
•
Academic rank
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Honorary rank
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Organization, job position
• Institute of monitoring for climatic and ecological systems SB RAS
Research interests
Web site url
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—Articles count: 1
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FENOLOGICAL VARIABILITY OF TREES AND SHRUBS IN TOMSK
DescriptionThe analysis of phenological phenomena of 9 tree and shrub species and longevity of their vegetation activity was made in Tomsk (southeastern West Siberian Plain). Since 1969 until 2013 the start of the phenological phenomena in the trees and shrubs became to be earlier and the end did to be later. Trends of the start of birch juice moving and flowering is higher (–2.5–3.4 days/decade) than trends of leave appearance, yellowing and falling (+2.5–1.3 days/decade) in the trees and shrubs. Dates of the start of the phonological stages and the sums of accumulated positive temperatures high correlate between each other. The period of their general vegetation activity increased by 20 days and active vegetation activity did by 7 days