Results 41 to 50 of about 412,375 (262)

Effect of drought stress on yield, proline and chlorophyll contents in three chickpea cultivars [PDF]

open access: yes, 2010
Drought stress is one of the major abiotic stresses in agriculture worldwide. This study was carried out to investigate the effect of drought stress on proline content, chlorophyll content, photosynthesis and transpiration, stomatal conductance and yield
Siosemardeh, A.   +4 more
core  

Drought Stress Mediated Changes in Food Crops: Mechanisms and Remediation Strategies

open access: yesAdvanced Science, EarlyView.
This work presents a multi‐scale framework for flavonoid‐mediated drought tolerance in staple food crops, integrating ROS redox regulation, antioxidant defense, rhizosphere microbial interactions, and sustainable agronomic practices. This interdisciplinary model provides core insights to develop climate‐resilient cropping systems and enhance global ...
Xiaoyi Duan   +5 more
wiley   +1 more source

Rainfall Shapes the Diversity of Soil Nitrogen‐Fixing Microorganisms Worldwide

open access: yesAdvanced Science, EarlyView.
This study reveals the distinctive pattern and mechanism of rainfall driving the global biodiversity and biogeography of soil potential N‐fixing microorganisms, and constructs the theoretical framework. The results guide us on how to maintain ecosystem productivity under future climate changes (e.g., whether a specific region needs more N fertilizers ...
Bin Hua   +18 more
wiley   +1 more source

Down-regulation of CBP80 gene expression as a strategy to engineer a drought-tolerant potato [PDF]

open access: yes, 2012
Developing new strategies for crop plants to respond to drought is crucial for their innovative breeding. The down-regulation of nuclear cap-binding proteins in Arabidopsis renders plants drought tolerant.
Strzelczyk-Zyta, Danuta   +12 more
core   +1 more source

Seasonal teleconnections between SPI-6 and Ocean–Atmosphere variability for drought prediction in Korea

open access: yesKSCE Journal of Civil Engineering
We examined seasonal teleconnections between the six-month Standardized Precipitation Index (SPI-6) over Korea and large-scale ocean–atmosphere variability for 1991–2020, in order to identify climate indices useful for mid- to long-term drought ...
Mi Jin Jang, Hyeon Cheol Yoon
doaj   +1 more source

Thirsty country: climate change and drought in Australia [PDF]

open access: yes, 2015
This report argues that climate change is likely making drought worse in the southeast and southwest of Australia, which are some of our most populous regions. Introduction Drought has deeply affected Australia throughout its history.
Climate Council
core  

The Mitogen‐Activated Protein Kinase GhNTF3 Modulates the Arbuscular Mycorrhizal Symbiosis‐Immunity Trade‐Off in Cotton by Regulating Salicylic Acid Biosynthesis

open access: yesAdvanced Science, EarlyView.
AM symbiosis induces GhWAK13 to promote fungal colonization. GhNTF3 negatively regulates symbiosis by promoting SA biosynthesis. GhWAK13 sequesters GhNTF3 at the membrane, limiting its nuclear translocation and relieving SA‐mediated suppression. Under Verticillium stress, GhNTF3 enters the nucleus and interacts with GhJAZ6 to activate SA signaling ...
Shuangjie Jia   +10 more
wiley   +1 more source

Evaluation of Runoff Components by SWAT Model in Taleghan Catchment [PDF]

open access: yesنشریه جغرافیا و برنامه‌ریزی, 2013
One of the main concerns in recent years with regard to climate change and global warming is how to efficiently manage the water resources of the world.
Majid Hosseini   +4 more
doaj  

Atmospheric Water Harvesting Through Polymer Hydrogel Sorbents: Materials Chemistry, Design Strategies, and Applications

open access: yesAdvanced Science, EarlyView.
Polymer‐based hydrogels have emerged as promising materials for atmospheric water harvesting (AWH) due to their high water affinity, tunable network structure, and excellent moisture adsorption‐desorption performance. Functional hydrogel systems enable efficient water capture and controlled release under low‐energy conditions, offering a sustainable ...
Swagata Datta   +6 more
wiley   +1 more source

Estimation and analysis of vegetation parameters for the water cloud model

open access: yesRiver
The Water Cloud Model (WCM) plays a crucial role in active microwave soil moisture inversion applications. Empirical parameters are important factors affecting the accuracy of WCM simulation, but the current evaluation of empirical parameters only ...
Xiangdong Qin, Zhiguo Pang, Jingxuan Lu
doaj   +1 more source

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