نتایج جستجو برای: litterfall
تعداد نتایج: 494 فیلتر نتایج به سال:
We quantified the effect of overstory species composition on forest floor dynamics in lowland Costa Rica. Aboveground litter production and forest floor mass were measured over 1 year in 16-year-old single-species plantations established in a randomized complete block design with four blocks. The tree species investigated (=experimental treatments) were Hyeronima alchorneoides, Pentaclethra mac...
Aboveground litter production in forests is likely to increase as a consequence of elevated atmospheric carbon dioxide (CO(2)) concentrations, rising temperatures, and shifting rainfall patterns. As litterfall represents a major flux of carbon from vegetation to soil, changes in litter inputs are likely to have wide-reaching consequences for soil carbon dynamics. Such disturbances to the carbon...
Understanding the contents and stoichiometry of carbon (C), nitrogen (N), phosphorus (P) is vital to evaluate function processes a forest ecosystem. Overall, 18 sites in Shennongjia Forest from an altitude 800 3000 m were selected collect litterfall, humus, soil (0–20 20–40 cm) samples May, August, December. The spatio-temporal distribution C, N, P their quantified, underlying driving factors a...
Abstract Fungi that bind leaf litter into mats and produce white‐rot via degradation of lignin other aromatic compounds influence forest nutrient cycling soil fertility. Extent formed by basidiomycete fungi in Puerto Rico decreased response to disturbances—a simulated hurricane treatment executed canopy trimming debris addition 2014, a drought 2015, treefall, two hurricanes 10 days apart Septem...
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