Periodic measurements of litterfall and litter decomposition with standard techniques will provide much needed information on carbon and nutrient cycling in. Litterfall and decomposition in relation to soil carbon pools along. Methods for estimating litter decomposition noah j. Leaf tissue can account for more than 70% of above. Giardina abstract litterfall in terrestrial ecosystems represents the primary pathway for nutrient return to soil. Singular value decomposition and principal component. The production of litter, the weight loss dynamic of forest litter decomposition, and the dynamics of bioelement loss during leaf litter decomposition were determined in three forest ecosystems located. Biophysical controls on surface fuel litterfall and. Studies of plant litterfall mass, its dynamics, structure and chemical composition were conducted between 2007.
We monitored annual litterfall production, nutrient return, and monthly dynamics over a oneyear period in chinese fir plantations aged 10, 22, and 34 years. Lbaeco nd08 biomass, nutrients, and decomposition in. Abstractfor the purposes of forest restoration, carbon c fixation, and economic improvement, eucalyptus eucalyptus. Litterfall, litter decomposition and nutrient release in five exotic plant. Pdf leaf litter decomposition, litterfall, and effects of leaf. Abstract litterfall production, decomposition and nutrient use efficiency in three different tropical forest ecosystems in sw china were studied for 10 years. Keane see crossreference section in the metadata document.
Contents of nutrients and arsenic in litterfall and surface humus in mature nudal beech stands subjected to different emissionimmission loads. Litterfall, leaf litter decomposition and n and p release were studied in four tree species dalbergia sissoo, azadirachta indica, pongamia pinnata and shorea robusta planted on a mine spoil habitat. Special issue organic matter production and decomposition. Chapter methods for estimating litter decomposition. Biophysical controls on surface fuel litterfall and decomposition in the northern rocky mountains, usa robert e. Heterotrophic metabolism, facilitated through comminution by small insects and leaching during precipitation events, results in the release of plant litter carbon as co 2 into the atmosphere. Surface fuel litterfall and decomposition in the northern rocky mountains, usa by robert e. Therefore, the rate of decomposition may regulate the cycle of matter in the plant community, and litterfall measurement may be an indirect way to estimate net primary productivity clark et al. Litter fall, litter stocks and decomposition rates in rainforest and. Download fulltext pdf litterfall and decomposition of rhizophora mangle l. Lack of homefield advantage in the decomposition of leaf litter in the atlantic rainforest of brazil. Singular value decomposition and principal component analysis rasmus elsborg madsen, lars kai hansen and ole winther february 2004 introduction this note is intended as a brief introduction to singular value decomposition. Use of the framework species method to restore carbon. Pdf litterfall, decomposition and nutrient dynamics in.
Litterfall, litter accumulation and litter decomposition. Litterfall and decomposition in relation to soil carbon. Pdf litterfall and litter decomposition in pinus and. Litterfall reflects forest productivity and is an important pathway of nutrient cycling in forests. The sustainability of agroforestry systems in amazonia was assessed from their litter dynamics and decomposition. Litterfall, litter decomposition, soil macrofauna, and. Net inputs of carbon into the soil pool via litterfall. Litter decomposition an overview sciencedirect topics. Litterfall, nutrient concentrations and decomposability of. The decay constants of nutrients during leaflitter decomposition can be arranged in the sequence of kk kp kn, except for leaf litter of ox where. The higher amounts of the first group of compounds, seem to stimulate the litterfall decomposition process, which is shown by a higher decrease of lignin in c.
Litterfall and leaf litter decomposition in a central. Litterfall, nutrient return, and leaflitter decomposition in four. Dear colleagues, organic matter inputs and decomposition represent important components in biogeochemistry through nutrient cycles in forest ecosystems, because significant amounts of organic matter and nutrients in the soils can be transferred during the decomposition. Pdf rates of litter decomposition and nutrient release from litter provide valuable information on. We quantified litter quantity, nutrient concentrations, and decomposability for 22 permanently marked. The balance between litter inputs and heterotrophic litter decomposition.
The leaf litter quantity was highest in quercus serrata, followed by carpinus laxiflora and c. Sun, in reference module in earth systems and environmental sciences, 20. Accumulated organic matter, litterfall production, and. Lack of homefield advantage in the decomposition of leaf. So, litter fall, its quantity and pattern are the drivers of nutrient cycling in forests. Litterfall, leaf litter decomposition and nutrient dynamics n, p, k and ca were studied for four years in old plantations of five exotic plant species namely acacia. Litterfall, nutrient return, and leaflitter decomposition. Pdf litterfall, decomposition and nutrient release in an.
Measured litterfall and decomposition rates were correlated with major. Litter fall in terrestrial ecosystems signifies a crucial pathway for nutrient return to the soil. Litterfall, plant litter, leaf litter, tree litter, soil litter, or duff, is dead plant material such as leaves, bark, needles, twigs, and cladodes that have fallen to the ground. For various tree species, leaf litter decomposition has been addressed extensively e. Pdf litter fall and leaf decomposition represent important functional processes, yet we have a limited understanding of these. Therefore, the objective of this work was to evaluate the litter production litterfall and decomposition in pinus stands in the southwest region of bahia, using an. For leaf litter decomposition, the mass remaining after 1 year was in line with previous studies prescott et al. Multiple nutrients limit litterfall and decomposition in a. Litterfall and leaf litter decomposition in a central african tropical mountain forest and eucalyptus plantation. Between habitat correlations r of mean monthly litter fall n 15. Litterfall and leaf litter decomposition in a central african. We did not measure duff, tree, shrub, and herbaceous fuel dynamics in this study because duff is a byproduct of decomposition. Litterfall, nutrient return and leaflitter decomposition 467 ground, and the litterfall was collected at 10day interv als from january 1999 to december 2001. Litterfall dynamics in forests are assessed by estimating biomass production and decomposition.
Read litter fall and decomposition in primary, secondary and plantation forests in the brazilian amazon, forest ecology and management on deepdyve, the largest online rental service for. Litterfall mercury deposition was highest in the oakhickory forestcover type. Highlights annual litterfall mercury dry deposition was significantly higher than wet deposition. Landry, cizungu ntaboba, jeroen staelens, dries huygens, jean walangalulu, daniel muhindo, oswald van cleemput, and pascal boeckx. Data include 11 years of surface fuel litterfall and decomposition. Decomposition of foliage, twigs, branches, and large branches were measured using litter bags installed on five of the seven sites. This detritus or dead organic material and its constituent nutrients are added to the top layer of soil, commonly known as the litter layer or o horizon o for organic. Litter fall, decomposition and nutrient release in three. This data product contains the collected field data for the following publication. Litterfall, litter decomposition and nutrient release. The main drivers of decomposition are related to climate and litter.
Data product containing litterfall, decomposition, and. Pdf litter fall and decomposition in primary, secondary. Litter fall and decomposition in primary, secondary and. Contents of nutrients and arsenic in litterfall and. Litterfall mercury dry deposition in the eastern usa. Litterfall, decomposition and nutrient release in an age sequence of alnus nepalensis plantation stands in the eastern himalaya article pdf available in journal of ecology 754. Accumulated organic matter, litterfall production, and decomposition tell us the status of litter dynamics in forests accumulated organic matter. Litterfall and nutrient dynamics shift in tropical forest. Litter fall and decomposition in primary, secondary and plantation forests in the brazilian amazon article pdf available in forest ecology and management 2471. Measurements were litterfall dry mass from litterfall traps emptied monthly, percentage carbon content using the walkleyblack method and decomposition rates using litterbags. Litterfall and nutrient dynamics shift in tropical forest restoration sites after a decade of recovery.
The sum of dry and wet mercury deposition averaged 55% litterfall dry deposition. Total annual litterfall was 5,627kghayr and leaf litter account for 61% of the litterfall. This data set reports the concentrations of the nutrients nitrogen n, phosphorus p, magnesium mg, calcium ca, and potassium k in roots, litterfall, leaves, and twigs, biomass of fine roots and litterfall, and the decomposition. Dynamics, structure and properties of plant litterfall in. Litterfall production, decomposition and nutrient use. Amount of litterfall is positively correlated to tree species, their density and canopy. Seasonality of litterfall and leaf decomposition in a. Secondary forests are highly wright, 2005, while the coverage of tree plantations in the variable in vegetation structure and tree species composition, tropics. Measured litterfall and decomposition rates were correlated with major environmental and vegetation variables using regression analysis. There fore, recovery of leaf litter c cycling processes after pasture use are faster than aboveground woody biomass and species accumulation. Methods for estimating litter decomposition springerlink. Litterfall, litter decomposition and nutrient release patterns in four native tree species raised on coal mine spoil at singrauli, india. Pdf litterfall and decomposition of rhizophora mangle l.
Litterfall rates recovered rapidly during early secondary succession and averaged 10. Litterfall production can be perceived as an indicator of forest condition and reflects the. Litterfall, decomposition and nutrient dynamics in traditional agro forestry systems of northeast india. Litterfall and leaf decomposition in forest fragments. Litterfall and decomposition rates of the organic matter that comprise. Litter fall and decomposition in primary, secondary and plantation forests in the brazilian amazon. Litterfall, decomposition and nutrients release in vitex doniana sweet.
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