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2,190 research outcomes, page 1 of 219
  • publication . Article . 2008
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    Authors:
    Shi-qin Sun; Xiu-feng Yan;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    Nitrate reductase activity (NRA) in different plant organs and leaves in different positions ofCamptotheca acuminata seedlings was determined by anIn vivo assay, the diurnal variation rhythm of NRA in leaves of different positions was observed, and the correlations betw...

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  • publication . Article . 2008
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    Authors:
    Zhang Jie; Li Xueyao; Jiang Qiulai; Li Changsheng; Li Peng; Dong Denfeng; Lin Li-sha; Xu Wenting;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    The indexes of dependent variables of the measurement on the forest ecological benefits were defined according to the analysis of the multiple ecological benefits of forest. This indexes system includes watereserving, soil and water conservation, wind and sand suppressi...

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  • publication . Article . 2019
    Open Access
    Authors:
    Mutale N. Chileshe; Stephen Syampungani; Emma Sandell Festin; Mulualem Tigabu; Abolfazl Daneshvar; Per Christer Odén;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    Soil characterization is a vital activity to develop appropriate and effective restoration protocols for mine wastelands while insights into the total content of heavy metals in the soil is an important step in estimating the hazards that the metals may pose to the vita...

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  • publication . Article . 2008
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    Authors:
    Wang Fenghu; Dai Fangtian;
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    Publisher: Springer Science and Business Media LLC

    A number of references about the degradation of particleboard strength were reviewed. Evidences indicate that PF adhesives are hydrolytically stable and yet particleboards bonded with these resins still degrade. The main causes of degradation of PF bonded particleboard ...

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  • publication . Article . 2008
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    Authors:
    Zhang Wen-hui; Zu Yuangang;
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    Publisher: Springer Science and Business Media LLC

    The population dynamic tendency ofAdenophora lobophylla Hong as an endangered species andAdenophora potaninii Korsh as widespread species, has been predicted by the Leslie matrix. And the comparison and analysis on the age structures between two species have been carrie...

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  • publication . Article . 2018
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    Authors:
    Yigez Belayneh; Guo Ru; Awoke Guadie; Zebene Lakew Teffera; Mengesha Tsega;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    This study investigated forest cover change and the driving forces behind it in Fagita Lekoma District of Ethiopia that resulted in increased forest cover, which might be uncommon outside this case study area. The LULC change analysis was made from 2003 to 2017 based on...

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  • publication . Article . 2017
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    Authors:
    Fangqun Ouyang; Jianwei Ma; An Sanping; Junhui Wang; Yuhui Weng;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    To improve wood quality for pulpwood industries, it is important to examine not only wood density but also its components, especially tracheid characteristics. We studied genetic variations in the following tracheid traits by earlywood (EW) and latewood (LW): tracheid l...

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  • publication . Article . 2008
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    Authors:
    Xu Zhen-bang; Dai Li-min; Sun Zhongwei;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    Fallen wood decomposition rate ofPinus koraiensis andTilia amurensis in broadleaved Korean pine forest was studied in this paper. The result showed that decomposition rate of fallen wood was different from that of little diameter wood and coarse woody debris for the sam...

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  • publication . Article . 2009
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    Authors:
    Ying Liu; Shijie Han; Lu Lin;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    A stdudy was conducted to determine the seasonal changes of soil respiration and the contribution of root respiration to soil respiration in Betula platyphylla forest in Changbai Mountain from May to September in 2004. Results indicated that the total soil respiration, ...

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  • publication . Article . 2008
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    Authors:
    Ma Dongmei; Qin Shili; Song Chunbin; Lu Kuicheng; Zhang Baohong; Liu Jiming;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    The effect ofDendrolimus superans on growth of trees was investigated after the breakout in Shibazhan forest area in 1990. Stem analysis was conducted for determining the tree increment loss. The result showed that the current annual increment for extreme heavily damage...

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2,190 research outcomes, page 1 of 219