ISSN: 0024-1148 Лесоведение. 2011. № 3. С. 14-25


 

 

ЭМИССИЯ CO2 СТВОЛАМИ ЖИВЫХ ДЕРЕВЬЕВ И ВАЛЕЖОМ В ЕЛОВЫХ ЛЕСАХ ЮГА-ЗАПАДА ВАЛДАЙСКОЙ ВОЗВЫШЕННОСТИ

 

МОЛЧАНОВ А.Г., ТАТАРИНОВ Ф.А.КУРБАТОВА Ю.А. 

Институт лесоведения РАН: 143030, Московская обл., с. Успенское, ул. Советская, 21
Институт проблем экологии и эволюции им. А.Н. Северцова РАН: 119071, г. Москва, Ленинский пр-т, 33

Поступила в редакцию: 2010-09-10

The results of experimental investigations of СО2 from the surface of 1ive tree stems, dead wood, and slash in spruce forests of the southwestern Valdai Upland (in the territory of the Central Forest State Nature Biosphere Reserve, Tver oblast) are presented. Тhеy were based оn direct measurements using chamber methods of studies. Two types of spruce forests (sрhаgnum-bilberry and nemoral) different in the species composition and soil moisture were the objects for the studies. Тhе results allowed evaluating quantitatively the seasonal dynamics of СО2 emission bу non-photosynthesizing components of spruce forests in the southern taiga and revealing the dependence of СО2 fluxes оn environmental factors (air temperature and humidity), stem diameter, intensity of tree growth, and wood moisture and density.

Ключевые слова: СО2 emission, stem breadth, wood decay, southern taiga.

  • Поддержка: РФФИ (08-04-01254а), программа РАН "Биологические ресурсы", программа Президиума РАН "Биологическое разнообразие"