نتایج جستجو برای: plant water relations

تعداد نتایج: 1046265  

Journal: :Hydrology and Earth System Sciences 2021

Abstract. Vegetation interacts closely with water resources. Conventional field studies of plant–water relations are fundamental for understanding the mechanisms how plants alter and adapt to environmental changes, while large-scale can be more practical regional land use management towards mitigating climate change impacts. In this study, we investigated changes in total storage (TWS), aridity...

2004
David Bastviken Jonathan Cole Michael Pace Lars Tranvik

[1] Lake sediments are ‘‘hot spots’’ of methane production in the landscape. However, regional and global lake methane emissions, contributing to the greenhouse effect, are poorly known. We developed predictions of methane emissions from easily measured lake characteristics based on measurements for 11 North American and 13 Swedish lakes, and literature values from 49 lakes. Results suggest tha...

Journal: :PLoS ONE 2009
Catherine E. Lovelock Marilyn C. Ball Katherine C. Martin Ilka C. Feller

Nutrient enrichment of the coastal zone places intense pressure on marine communities. Previous studies have shown that growth of intertidal mangrove forests is accelerated with enhanced nutrient availability. However, nutrient enrichment favours growth of shoots relative to roots, thus enhancing growth rates but increasing vulnerability to environmental stresses that adversely affect plant wat...

Journal: :مدیریت آب و آبیاری 0
عباس ستوده نیا استادیار، گروه مهندسی آب، دانشگاه بین المللی امام خمینی (ره)، قزوین - ایران. بهنوش کمالی دانشجوی کارشناسی ارشد آبیاری و زهکشی، گروه مهندسی آب، دانشگاه بین المللی امام خمینی (ره)، قزوین - ایران مسعود سلطانی دانشجوی دکتری آبیاری و زهکشی، گروه مهندسی آب، پردیس ابوریحان، دانشگاه تهران، پاکدشت - ایران

planting at the right time and supplemental irrigation are considered as the effective management practices in increasing rain productivity and rainfed lentil yield and have been discussed in several studies. in this study, the suitable planting date and supplemental irrigation time for lentil in qazvin weather conditions were examined in a computerized model. in this model, soil water content ...

  Background and purpose: Water treatment is of great importance in human life, due to the contamination of water resources. Therefore, continuous evaluation of the performance of water treatment plants is necessary to minimize contamination within the treatment plant in order to create optimal conditions. Materials and methods: A cross-sectional descriptive analytic study was performed in Te...

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