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Irrigation in Biological News

Bioethanol's impact on water supply 3 times higher than once thought

... failed to account for widely varied regional irrigation practices, the scientists say. The ... impact on the water supply using detailed irrigation data from 41 states. They found that bioethanol's ... from farm to fuel pump, depending on the regional irrigation practice in growing corn. However, a dozen states ...

UC Davis begins $2.8 million in studies of agricultural nitrogen's impacts

... by variables such as weather conditions, irrigation timing and method, and crop-specific ... and other greenhouse gases are released during irrigation and fertilization of farm lands in California," ... an assistant professor at the Center for irrigation Technology at California State University, ...

Wind, salt and water are leading indicators of land degradation in Abu Dhabi

... to effectively leach salts from the soil profile. irrigation water is the primary source of salts. The ... drainage systems, how to ensure good quality irrigation water, and optimal crops. The study also ... due to the presence of hardpans, excessive use of irrigation water, and seawater intrusion. Landfilling for ...

Crop models help increase yield per unit of water used

... crop water productivity, can be improved through irrigation management and methods, including deficit irrigation (irrigating less than is required for maximum yields) and supplemental irrigation (irrigating to supplement precipitation so as to ...

American Chemical Society Weekly PressPac -- April 8, 2009

... failed to account for widely varied regional irrigation practices, the scientists say. The scientists ... impact on the water supply using detailed irrigation data from 41 states. They found that bioethanol's ... from farm to fuel pump, depending on the regional irrigation practice in growing corn. However, a dozen states ...

Uvalde Center water research could have national, international applications

... availability in the future. He added that crop irrigation represents the single-largest portion of water ... in Texas. "The majority of the water used for irrigation in Uvalde County and surrounding counties comes ... producers to identify ways they can reduce their irrigation water use and, when necessary, meet watering ...

Keeping golf courses green when fresh water is limited

... sewage effluent", or "reuse water", for landscape irrigation is an environmentally acceptable alternative to ... as the practice of using lower-quality water for irrigation expands, there is an increased emphasis on the ... decline in water quality and aesthetic value of irrigation ponds and water features, related damage to ...

Capillary mats labor-saving, economical alternative to hand watering

... The uniquely designed mats provide automated irrigation to a variety of plants, conserve water, and ... used capillary mats and overhead sprinkler irrigation in a simulated retail environment to maintain ... irrigation, and five species were unaffected by irrigation systems. Additionally, substrate electrical ...

AgriLife Research breeder develops drought-tolerant corn

... with have produced the same silage yield under irrigation equaling 75 percent evapotranspiration as with ... associate based in Lubbock, said they reduced the irrigation on a few hybrids by 50 percent and had a severe ... the same amount of silage in both locations when irrigation was reduced from 100 percent to 75 percent," ...

Digital cameras, remote satellites measure crop water demand

... changes so that management practices such as irrigation can be precisely scheduled. Existing research can ... is a primary means of determining water and irrigation needs. Fractional canopy cover (CC) is a ... way to monitor growth stage, and potentially irrigation water demand, of horticultural crops." The ...

Study results: new recommendations for grape growers

... vineyard managers in the area typically employ an irrigation practice known as regulated deficit irrigation. ... the state of Washington are grown using this drip irrigation method. Unfortunately, the current irrigation methods are replete with problems that can cause ...

Old McDonald had a phytochemical

... was reduced. Why irrigation" We depend on irrigation from the Edwards Aquifer which is the main source ... million people and also is the main source for irrigation in the Winter Garden area, he said. We expect ... maintain or even slightly increase with deficit irrigation without having too much of significant loss in ...

Grub's passion for plastic causes water loss

... for water leaking from sub-surface drip irrigation pipes used by some lucerne growers. The ... using two dark brown pincers. Sub-surface drip irrigation has been an important advance for growers because ... However when lucence is grown, the thin walled irrigation pipe or tape is frequently damaged, with tiny ...

'Arid aquaculture' among livelihoods promoted to relieve worsening pressure on world's drylands

... results from a combination of local drivers (droughts, inappropriate irrigation systems, deforestation, overgrazing, and poor land use practices), and ... include the Roman underground cisterns, traditional garden terracing and irrigation systems, and traditional floodwater spreading achieving groundwater ...

Turning freshwater farm ponds into crab farms

... but also benefits farmers looking to diversify their crops: using irrigation ponds on farms to grow blue crabs. "We started out by catching small ... response to the decline in tobacco demand. "A lot of these farms have irrigation ponds, and we thought if crabs can live in fresh water, this would take ...

McGill conference on Global Food Crisis draws impressive list of international participants

... a number of capacities, as a consulting engineer, agricultural specialist, irrigation and drainage engineer and water policy advisor. Mr. Shady has developed ... has been Secretary General of the International Commission on irrigation and Drainage (ICID) since January 2004, having previously served in a ...

Evolving designer ecosystem sheds light on unintended consequences

... 300 B.C. The Hohokam people constructed an extensive series of canals for irrigation in the region (until 1450 AD). A new group of settlers arrived in the 1860s and immediately began building "ditches" or simple irrigation canals. Construction continued through the 1900's as dams were built to ...

American Chemical Society's Weekly PressPac -- July 23, 2008

... & Technology A new farming method first developed to conserve precious irrigation water may have the added benefit of producing rice containing much less ... and India when farmers flood rice paddies with arsenic-contaminated irrigation water. The scientists compared rice plants grown in "flooded" soil in ...

Rising energy, food prices major threats to wetlands as farmers eye new areas for crops

... economic benefit in fish, firewood, cattle grazing lands and natural crop irrigation 30 times greater than the yield of water being diverted from the wetland into a costly irrigation project. And, at US$15 000 per hectare per year, the economic value of ...

Saltwater olives

... water is becoming increasingly hard to come by in semiarid areas, and irrigation of most new olive plantations is often accomplished with low-quality ... the report of a long-term study in which they established a new saline irrigation controlled experimental olive plot. The plot was planted with 12 local ...

New round of Environmental Venture Projects from Stanford's Woods Institute

... sustainability challenges, from salmon farming in Chile to farmland irrigation in California. The five teams include 22 faculty members representing a ... influence decisions to implement water-recycling projects for agricultural irrigation and ecosystem restoration. Principal investigators: David Brady ...

Gates funding to help poor rice farmers

... rice farmers in Africa and South Asia, who have little or no access to irrigation and who are totally reliant on sufficient, timely rains. These farmers are ... for millions of farmers and their families. With minimal access to irrigation and fertilizer, these farmers, who own small plots on marginal land, are ...

Strawberry fields ripe for the picking

... are grown on raised beds using black plastic mulch and a trickle irrigation system. Farmers use plasticulture because it can extend the growing season ... with a cover crop mulch instead of plastic mulch and a subsurface drip irrigation system. "This seems to suggest that the cold-climate plasticulture ...

Increase in ethanol production from corn could significantly impact

... with little agriculture, especially dry areas, could change current irrigation practices and greatly increase pressure on water resources in many parts ... in some regions. Consequently, growing biofuel crops requiring additional irrigation in areas with limited water supplies is a major concern, the report says. ...

Warming climate threatens California fruit and nut production

... alternatives The research team noted that growers may be able change some orchard management practices involving planting density, pruning and irrigation to alleviate the decline in winter chill. Another option would be transitioning to different tree species or varieties that do not demand as much ...

Rice University researchers ask if biofuels will lead to a 'drink or drive'

... water. "Thus, from a water supply perspective," the authors said, "the ideal fuel crops would be drought-tolerant, high-yield plants grown on little irrigation water." To demonstrate their point, the authors estimated it takes about 50 gallons of water to produce enough irrigated-corn ethanol in Nebraska ...

Climate change could drive vast human migrations

... resulting migrations, the report recommends that nations prioritize the most vulnerable populations and invest there in defensive measures, including irrigation technology that uses less water; low-till agriculture; economic diversification; and official systems to manage natural disasters. It says nations ...

Afghanistan releases its first-ever list of protected species

... by more than 30 years of conflict. NEPA, in partnership with the USAID-funded* Wildlife Conservation Society, the Ministry of Agriculture, irrigation and Livestock, and Kabul University created the Afghanistan Wildlife Executive Committee (AWEC) to facilitate the listing process. In July 2008, AWEC ...

Better water use could reduce future food crises

... to the local village scale, how much water farmers actually can access. Normally this leads to a very gloomy result as only blue water resources for irrigation are considered. We have included the rainfall that infiltrates in the soil, which forms the basis for all food production in rainfed agricultural ...

Building the lymphatic drainage system

... Our bodies' tissues need continuous irrigation and drainage. Blood vessels feeding the tissues bring in the fluids, and drainage occurs via the lymphatic system. While much is known about how ...

Afghanistan declares its first national park

... China and Tajikistan. The new park will be managed by Afghanistan's National Environmental Protection Agency, the Ministry of Agriculture, irrigation and Livestock, and the Band-e-Amir Protected Area Committee. WCS helped the 13 villages lying within the park establish this Committee, which ...

Indigenous peoples at world summit to share climate change observations, coping techniques

... farmers have a shortened rain season, unseasonal frost and unusually large daytime temperature changes, forcing them to find alternative sources of irrigation and crop variations; Andean Region: Temperature changes in the Andean region have had a drastic impact on agriculture, health and biodiversity, ...

Stanford scientists find new solutions for the arsenic-poisoning crisis in Asia

... fieldwork in the Brahmaputra River basin of Bangladesh. However, creating a hydrology model was a challenge, because the landscape was dotted with irrigation wells that alter the natural path of water. "When you draw out how the water might flow, it looks like spaghetti," Fendorf explained. "Before we even ...

Exploring the dynamic relationship between health and environment

... environmental factors," explains CBC post-doctoral fellow Andrs Gmez. "Globally, environmental changedeforestation, dam building, urbanization, and irrigation projectshas had an influence on the epidemiology of many infectious and non-infectious diseases. But with new partnerships between city planners, ...

New greenhouse gas identified

... chemistry. Methyl bromide has been widely used for insect control in grain-storage facilities, and in intensive agriculture in arid lands where drip irrigation is combined with covering of the land with plastic sheets to control evaporation. "Such fumigants are very important for controlling pests in the ...

Eugene-Springfield face Upper Willamette climate threats

... Willamette River Basin, whether manufacturing, services, agriculture, forestry or tourism, is highly dependent on stored water for hydroelectricity, irrigation and municipal water supply. With warmer temperatures and greater chance of more extended dry periods predicted by the climate models, ample supplies ...

Results of national nursery survey unveiled

... region had the highest level of adoption of computer technologies for production, marketing, and management. Interestingly, data on water use and irrigation technology indicated no clear pattern with respect to regional differences in water scarcity. "Water conservation and quality issues are increasingly ...

NSF to fund water and environment technology center

... The cost of this would be built into the cost of construction of new homes," he said. Pepper said water reuse historically has been limited to irrigation of grasses and gardens. That could change in the future, where anticipated water reuse could include functions such as toilet flushing and fire ...

Agriculture project helps bring 'PEACE' to Afghanistan

... for this coming growing season, March through July. Data collection has been accomplished with the help of Afghanistan's Ministry of Agriculture, irrigation and Livestock, graduates from the Kabul University and Kuchi herders and leaders. Schloeder said another important piece of technology introduced ...

Researchers examine role of climate change in disease spread

... vulnerable human population and ease of transportation of infected humans (Chikungunya virus); cyclic periods of high rainfall, modern irrigation projects, and livestock trade between Africa and southern Arabia (Rift Valley fever virus); and modern air transport, the availability of compatible ...
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(Date:7/9/2014)... Researchers from The Cancer Genome Atlas (TCGA) Research ... cancer-causing pathway in lung adenocarcinoma, the most common ... changes may expand the number of possible therapeutic ... greater number of patients with treatable mutations because ... already exist. , TCGA is jointly funded and ...
(Date:7/9/2014)... Ill. With over 100 diseases that can attack ... top of the most wanted list? University of Illinois ... that more research is needed on the fungus that ... with cool, damp growing conditions but Macrophomina phaseolina ... and dry drought conditions. , "As the climate continues ...
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