نتایج جستجو برای: litterfall dynamic

تعداد نتایج: 406508  

2015
Tianfeng Han Wenjuan Huang Juxiu Liu Guoyi Zhou Yin Xiao

Aboveground litter inputs have been greatly altered by human disturbances and climate change, which have important effects on soil respiration. However, the knowledge of how soil respiration responds to altered litter inputs is limited in tropical and subtropical forests. We conducted an aboveground litterfall manipulation experiment in three successional forests in the subtropics to examine th...

Journal: :Philosophical Transactions of the Royal Society B: Biological Sciences 2008
Paulo M Brando Daniel C Nepstad Eric A Davidson Susan E Trumbore David Ray Plínio Camargo

The Amazon Basin experiences severe droughts that may become more common in the future. Little is known of the effects of such droughts on Amazon forest productivity and carbon allocation. We tested the prediction that severe drought decreases litterfall and wood production but potentially has multiple cancelling effects on belowground production within a 7-year partial throughfall exclusion ex...

Journal: :Journal of Forestry Research 2022

Abstract The little layer of tree plantations provides primary nutrients for uptake, buffers changes in soil moisture, and habitat substrate to epigeic fauna. However, this eucalypt is often removed reduce fuel load during the fire season Brazilian savanna (Cerrado). Therefore, it necessary quantify effects litter dynamics on function these plantations, key nutrient cycling processes fauna dive...

Journal: :Revista Ambiente & Água 2022

Litter dynamics is one of the fundamental processes for growth and maintenance native forest fragments, being considered main pathway nutrient cycling in forests. Studies on litter production content therefore provide insights that a better understanding dynamics. This study identifies seasonality meteorological conditions influence quantity return nutrients through an Atlantic Forest fragment....

Journal: :Ecology letters 2008
Michael Kaspari Milton N Garcia Kyle E Harms Mirna Santana S Joseph Wright Joseph B Yavitt

To explore the importance of 12 elements in litter production and decomposition, we fertilized 36 1600 m(2)-plots with combinations of N, P, K, or micronutrients (i.e. B, Ca, Cu, Fe, Mg, Mn, Mo, S, Zn) for 6 years in a lowland Panamanian forest. The 90% of litter falling as leaves and twigs failed to increase with fertilization, but reproductive litter (fruits and flowers) increased by 43% with...

2016
Emma J. Sayer Jennifer S. Powers Edmund V. J. Tanner

The Open University's repository of research publications and other research outputs Increased litterfall in tropical forests boosts the transfer of soil CO 2 to the atmosphere Journal Article Copyright and Moral Rights for the articles on this site are retained by the individual authors and/or other copyright owners. For more information on Open Research Online's data policy on reuse of materi...

2016
Abhishek M. Tripathi Milan Fischer Michal V. Marek Zdeněk Žalud Mirek Trnka

TRIPATHI ABHISHEK M., FISCHER MILAN, ORSÁG MATĚJ, MAREK MICHAL V., ŽALUD ZDENĚK, TRNKA MIREK. 2016. Evaluation of Indirect Measurement Method of Seasonal Patterns of Leaf Area Index in a High-Density Short Rotation Coppice Culture of Poplar. Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 64(2): 549–556. Leaf area index (LAI) is an important determinant of biomass produc...

2016
Robert G. Qualls

Two sets of paired watersheds on north and South facing slopes were utilized to simulate the effects of temperature differences that are on the scale of those expected with near-term climatic warming on decomposition. Two watersheds were pine plantations (Pinus strobus L.) and two were mature deciduous forests established at similar elevation ranges and precipitation at the Coweeta Hydrologic L...

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