نتایج جستجو برای: agricultural drought
تعداد نتایج: 130420 فیلتر نتایج به سال:
Droughts have been recorded all across Canada and have had significant impacts on individuals and communities. With climate change, projections suggest an increasing risk of drought in Canada, particularly in the south and interior. However, there has been little research on the impacts of drought on human health and the implications of a changing climate. A review of the Canadian, U.S. and int...
[1] Texas experienced the most extreme one-year drought on record in 2011 with precipitation at 40% of long-term mean and agricultural losses of ~$7.6 billion. We assess the value of Gravity Recovery and Climate Experiment (GRACE) satellite-derived total water storage (TWS) change as an alternative remote sensing-based drought indicator, independent of traditional drought indicators based on in...
Drought is one of the main factors affecting rice productivity. Aromatic Rice varieties differ in their ability to withstand drought while keeping characteristic fragrance. Considering that 70% of the water used by humankind is directed to irrigate crops, tolerance to water scarcity is also a key issue for agricultural sustainability. The understanding on the mechanisms underlying drought toler...
Compliance with the drought, due to the complex nature of the phenomenon, depends on a variety of social, economic, environmental, infrastructure and management factors, and the development process of villages located in drought conditions also depends on several factors that are caused by drought conditions. The drying of Lake Urmia has also made the necessity and importance of adapting rural ...
There is an increasing global concern about the availability of water for agricultural use. Drought stress negatively impacts plant physiology and crop productivity. Soybean (Glycine max) is one of the important oilseed crops, and its productivity is often reduced by drought. In this study, a commercial extract of Ascophyllum nodosum (ANE) was evaluated for its potential to alleviate drought st...
The National Agricultural Decision Support System (NADSS) is a joint project with the U.S. Department of Agriculture and the University of Nebraska-Lincoln. The initial focus of the NADSS project is to improve the quality and accessibility of drought related knowledge, information, and data for drought risk management. At the core of the NADSS project is a software architecture for distributed ...
1. Climate change and extreme events, such as drought, threaten ecosystems worldwide and in particular mountain ecosystems, where species often live at their environmental tolerance limits. In the European Alps, plant communities are also influenced by land-use abandonment leading to woody encroachment of subalpine and alpine grasslands. 2. In this study, we explored how the forest-grassland ec...
Over the past few years, significant efforts have been made to decrease the effects of drought stress on plant productivity and quality. We propose that fullerenol nanoparticles (FNPs, molecular formula C60(OH)24) may help alleviate drought stress by serving as an additional intercellular water supply. Specifically, FNPs are able to penetrate plant leaf and root tissues, where they bind water i...
‘Drought-proofing’ Australia is a concept that fires the imagination of the Australian people, particularly during severe drought. One recurring suggestion to achieve this aim is to form a large water expanse in central Australia, with the assumption that moisture evaporating from such an expanse would later precipitate over agricultural regions in eastern Australia. This premise then opens the...
Title: The OsDHODH1 gene is involved in salt and drought tolerance in rice 1 2 Running title: OsDHODH1 in salt and drought tolerance 3 4 Authors: Wen-Ying Liu, Mei-Mei Wang, Ji Huang*, Hai-Juan Tang, Hong-Xia Lan, 5 Hong-Sheng Zhang* 6 7 National Key Laboratory of Crop Genetics and Germplasm Enhancement, 8 College of Agriculture, Nanjing Agricultural University, Nanjing 210095, China 9 10 These...
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