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35 research outcomes, page 1 of 4
  • publication . Article . 2020
    Restricted
    Authors:
    Wei Zhuang; Hao Shi; Xuanlong Ma; James Cleverly; Jason Beringer; Yan Zhang; Jie He; Derek Eamus; Qiang Yu;
    Persistent Identifiers
    Publisher: Elsevier BV
    Project: ARC | Discovery Projects - Gran... (DP130101566)

    Abstract Savannas, occupying a fifth of the global land surface, are characterized by the coexistence of trees and grasses. Accurate estimation of savanna evapotranspiration (ET) is vital for understanding the regional and global water balance and its feedback to climat...

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  • publication . Article . 2017
    Open Access English
    Authors:
    Xin Tian; Min Yan; Christiaan van der Tol; Zengyuan Li; Zhongbo Su; Erxue Chen; Xin Li; Longhui Li; Xufeng Wang; Xiaoduo Pan; ...
    Persistent Identifiers

    © 2017 The Author(s) In this work, we present a strategy for obtaining forest above-ground biomass (AGB) dynamics at a fine spatial and temporal resolution. Our strategy rests on the assumption that combining estimates of both AGB and carbon fluxes results in a more acc...

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  • publication . Article . 2014
    Open Access
    Authors:
    Quanxiao Fang; Liwang Ma; Gerald N. Flerchinger; Zhiming Qi; Laj R. Ahuja; Hongtao Xing; Jingye Li; Qiang Yu;
    Persistent Identifiers

    Correctly simulating evapotranspiration (ET) and surface energy balance is essential to simulating crop growth under water and heat stress conditions in agricultural systems. The revised hybrid model (RZ-SHAW), combining the Root Zone Water Quality Model (RZWQM) and Sim...

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  • publication . Article . 2014
    Open Access English
    Authors:
    Bradley O. Christoffersen; Natalia Restrepo-Coupe; M. Altaf Arain; Ian Baker; Bruno Paraluppi Cestaro; P. Ciais; Joshua B. Fisher; David Galbraith; Xiaodan Guan; Lindsey E. Gulden; ...
    Persistent Identifiers
    Publisher: HAL CCSD
    Project: EC | AMAZALERT (282664)

    Evapotranspiration (E) in the Amazon connects forest function and regional climate via its role in precipitation recycling However, the mechanisms regulating water supply to vegetation and its demand for water remain poorly understood, especially during periods of seaso...

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  • publication . Article . 2003
    Open Access
    Authors:
    W.J.D. van Leeuwen; Alfredo Huete; Jeff Duncan; Janet Franklin;
    Persistent Identifiers
    Publisher: Elsevier BV

    Abstract A shrub savannah landscape in Niger was optically characterized utilizing blue, green, red and near-infrared wavelengths. Selected vegetation indices were evaluated for their performance and sensitivity to describe the complex Sahelian soil/vegetation canopies....

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  • publication . Article . 2019
    Open Access
    Authors:
    Xiaoya Yang; Jun Li; Qiang Yu; Yuchun Ma; Xiaojuan Tong; Yan Feng; Yingxiang Tong;
    Persistent Identifiers

    © 2019 Elsevier B.V. The increase of diffuse radiation fraction (kd) has been reported to significantly impact light use efficiency (LUE) and carbon uptake in terrestrial ecosystems. The impact of kd on LUE should be considered in crop models to accurately evaluate the ...

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  • publication . Article . 2017
    Open Access
    Authors:
    Dailiang Peng; Xiaoyang Zhang; Chaoyang Wu; Wenjiang Huang; Alemu Gonsamo; Alfredo Huete; Kamel Didan; Bin Tan; Xinjie Liu; Bing Zhang;
    Persistent Identifiers
    Publisher: Elsevier BV

    © 2017 Elsevier B.V. Many remote sensing based spring phenology products have been developed to monitor and study vegetation phenology at regional and global scales. It is important to understand how these products perform relative to each other and to ground observatio...

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  • publication . Article . 2013
    Open Access
    Authors:
    Natalia Restrepo-Coupe; Humberto Ribeiro da Rocha; Lucy R. Hutyra; Alessandro Araújo; Laura S. Borma; Bradley O. Christoffersen; Osvaldo M. R. Cabral; Plínio Barbosa de Camargo; Fernando Luiz Cardoso; Antonio Carlos Lola da Costa; ...
    Persistent Identifiers
    Project: EC | AMAZALERT (282664)

    We investigated the seasonal patterns of Amazonian forest photosynthetic activity, and the effects thereon of variations in climate and land-use, by integrating data from a network of ground-based eddy flux towers in Brazil established as part of the 'Large-Scale Biosph...

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  • publication . Article . 2020
    Restricted
    Authors:
    Puyu Feng; Bin Wang; De Li Liu; Cathy Waters; Dengpan Xiao; Lijie Shi; Qiang Yu;
    Persistent Identifiers
    Publisher: Elsevier BV

    © 2020 Elsevier B.V. Early and reliable seasonal crop yield forecasts are crucial for both farmers and decision-makers. Commonly-used methods for seasonal yield forecasting are based on process-based crop models or statistical regression-based models. Both have limitati...

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  • publication . Article . Other literature type . 2009
    Open Access English
    Authors:
    S. Saux-Picart; Catherine Ottlé; A. Perrier; Bertrand Decharme; Bruno Coudert; Mehrez Zribi; Nicolas Boulain; Bernard Cappelaere; D. Ramier;
    Persistent Identifiers
    Publisher: HAL CCSD

    The existing SEtHyS SVAT model was developed further to model heat and water fluxes over savannah landscapes with the final objective to use remote sensing for regionalization and monitoring at larger scale. This new development incorporates two vegetation layers (low a...

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35 research outcomes, page 1 of 4