Showing results for: agriculture water need Articles
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Breaking the dilemma of agricultural water fee collection in China
Low agricultural water fee collection rates are a problem commonly faced by many developing countries and this is a problem faced by China as it enters the new century. There are two main problem-solving strategies used in different areas of China: increasing the water fee collection rate, or exempting people from paying the water fee. In those areas where the first strategy is pursued, local ...
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A decision tool for sustainable agricultural policies: the case of water saving scenarios for Apulia Region (Southern Italy)
The economy of Apulia Region largely depends on agriculture but the scarce water resources are the main factor threatening the sustainable production of this sector. This paper describes a geographical information system (GIS) based water balance tool that integrates maps of crops, climate and soil parameters with various scenarios of cropping pattern and farming practice changes. The aim is ...
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Can water use efficiency be modeled well enough to impact crop management?
Crop water use efficiency (WUE, yield per unit of water use) is key for agricultural production with limited water resources. Policymakers and water resource managers working at all scales need to address the multitudinous scenarios in which cropping systems and amounts, timing and methods of irrigation, and fertilizer applications may be changed to improve WUE while meeting yield and harvest ...
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Incentives and instruments for sustainable irrigation
This book looks at Sustainable Irrigation in a holistic way, considering the multidisciplinary objectives of sustainable agriculture, sustainable water management, sustainable water infrastructure, sustainable irrigation communities and a sustainable environment, the need to reallocate water between competing users, and the need for water and food security in an environment of scarcity. It does ...
By WIT Press
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A systematic overview of urban agriculture in developing countries from an environmental point of view
Urban agriculture can contribute to food security and poverty alleviation in developing countries. It can also help to improve public health and resource management by reusing excreta, wastewater and organic solid waste. This paper presents a systematic overview of urban agriculture in low and middle-income countries and identifies research needs. The cross-cutting issues, especially between ...
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The water footprint of sweeteners and bio-ethanol
An increasing demand for food together with a growing demand for energy crops result in an increasing demand for and competition over water. Sugar cane, sugar beet and maize are not only essential food crops, but also important feedstock for bio-ethanol. Crop growth requires water, a scarce resource. This study aims to assess the green, blue and grey water footprint (WF) of sweeteners and ...
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Remote monitoring helps growers, water districts do their jobs
Propeller flow meters have long been an important tool for agricultural irrigation management. As water scarcity and resource management have become increasingly critical, getting the most timely, accurate readings available from those meters is becoming more important than ever. Here is how growers and water conservation districts (WCDs) are each getting the best of both worlds for their own ...
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China: agricultural production and groundwater
As in many parts of the People’s Republic of China, Shanxi Province is experiencing reduced water security for the agriculture sector. Changing climate conditions, including reduced rainfall, are increasing reliance on groundwater resources in the province. Unsustainable groundwater use for food production intensifies the impacts of climate change, and cost-effective adaptation responses ...
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Prospects of desalination for irrigation water in the Sultanate of Oman
The most limiting factor for the agricultural sector in the Sultanate of Oman is a lack of water, and security of supply in terms of both quantity and quality. Salinization of both soils and groundwater systems along the coastal strip of Al-Batinah has placed a substantial burden on farmers regarding crop selection and, therefore, farm profitability. Desalination of brackish and seawaters ...
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Self-Cleaning Irrigation Water Filters
One of the critical components of successful agriculture is irrigation, which ensures that crops receive the water they need to thrive. However, using untreated or impure water for irrigation can have detrimental effects on crops and the environment. Self-cleaning irrigation water filters have emerged as a groundbreaking solution to this problem. The Importance of Self-Cleaning Irrigation Water ...
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Organic Fertilizer Benefits
Organic Fertilizer Benefits – Why not use synthetic fertilizers? It’s a reasonable question. After all, nitrogen, phosphorus, and potassium ARE chemicals, so where is the advantage in these bags of heavy, grainy stuff, that need to be measured and mixed and then dug in, when you can just pick up a small plastic bottle of the blue stuff? There are several organic fertilizer benefits, ...
By Organiksa SA
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Cultivating the Next Generation of Sustainability Leaders
International corporate volunteerism gives future leaders real-life experience facing challenges in emerging markets and could create self-perpetuating sustainable businesses ntroduced by John Elkington two decades ago, the “triple bottom line” has helped shape the definition of sustainable business today. Giving equal importance to three indicators — social, environmental and ...
By Ensia
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When population growth and resource availability collide
As land and water become scarce, competition for these vital resources intensifies within societies, particularly between the wealthy and those who are poor and dispossessed. The shrinkage of life-supporting resources per person that comes with population growth is threatening to drop the living standards of millions of people below the survival level, leading to potentially unmanageable social ...
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