This result is related to a declining yield gap between irrigated and rain - fed agriculture caused by yield reductions
of irrigated crops due to higher temperatures, or yield increases of rain - fed crops due to more precipitation.
Yet, there is little published on the weather feedback effects
of irrigated agriculture spewing the # 1 atmospheric greenhouse gas pollution via evapotransporation on the order of 100 % of the total concentration of in the atmosphere (dihydrogen monoxide).
The spread of these highly productive seeds, combined with a tripling
of irrigated area and an 11-fold increase in world fertilizer use, tripled the world grain harvest.
Among these are the shift to minimum - till and no - till farming, the more extensive use of cover crops, the return of livestock and poultry manure to the land, expansion
of irrigated area, a return to more mixed crop - livestock farming, and the forestation of marginal land.
Crop yields from experimental field plots
of irrigated rice dropped by 10 percent with a 1 - degree - Celsius rise in temperature.
Scientists at the Agro Climate Research Centre at Tamil Nadu Agricultural University have projected that productivity
of irrigated rice is likely to drop by four per cent in the coastal areas, while maize and sorghum yields could fall up to 50 per cent in certain areas.
The study suggests also that irrigation may be shaping the climate in other ways, by adding up to a millimeter per day of extra rain downwind
of irrigated areas in Europe and parts of Asia.
Use the water to increase the amount
of irrigated farmland eight times or more.
The work turned out to be harder than expected, requiring a complete retooling of the original anthromes classification system (anthromes 1, to anthromes 2), and new global historical reconstructions
of irrigated and rice areas.
Among these are the shift to minimum - till and no - till farming, the more extensive use of cover crops, the return of all livestock and poultry manure to the land, expansion
of irrigated area, a return to more mixed crop - livestock farming, and the forestation of marginal farmlands.
Jones, M.R., A. Singels, and A.C. Ruane, 2015: Simulated impacts of climate change on water use and yield
of irrigated sugarcane in South Africa.
Among these are shifting from conventional tillage to minimum - till and no - till, the more extensive use of cover crops, the return of all livestock and poultry manure to the land, expansion
of irrigated area, a return to more mixed crop - livestock farming, and the forestation of marginal farmlands.
As of 2008, farmers associations managed more than 99 percent
of the irrigated area held in public irrigation districts.
Among the big three agricultural producers, this more - efficient technology is used on 1 - 3 percent
of irrigated land in India and China and on roughly 4 percent in the United States.
It is the commercial center
of an irrigated area that produces large quantities of sugarcane, rice, tobacco, and fruit, and provides the province with its nickname, the Garden of the Republic.
«It's also crucial to distinguish between sustainable irrigation and the overall conservation
of the irrigated land.
In a recent study published by Point Blue Conservation Science (Point Blue) and Audubon California in the journal Western Birds, scientists document the importance
of irrigated agricultural crops in California's Central Valley to a conspicuous shorebird.
In contrast, the researchers predict a decrease in water stress for irrigation in the southern Plains, which will lead to greater yields
of irrigated sorghum and soybean.
The increase in groundwater loss occurred even with a reduction in the amount
of irrigated land, which decreased 7 percent from 2007 to 2009 compared to the 2012 - 2016 drought.
The experimental plots
of irrigated and tilled (disk / chisel) continuous corn have received six different rates of ammonium nitrate fertilizer (range 0 to 200 pounds / acre) for 50 years.
It provides 30 percent
of the irrigated water for the nation's agriculture and is pivotal in food production.
The University's experiment station houses the meat processing plant, feedlot facilities, cattle working areas and 650 acres
of irrigated pasture, all just 15 minutes from the main campus in downtown Reno.
The Closing Rice Yield Gaps in Asia With Reduced Environmental Footprint (CORIGAP) aims to improve food security and gender equity, and alleviate poverty through optimizing productivity and sustainability
of irrigated rice production systems.
The System of Rice Intensification (SRI) is an evolving set of practices, principles, and philosophies aimed at increasing the productivity
of irrigated rice.
We have worked within the platforms
of the Irrigated Rice Research Consortium (IRRC), Phase IV - platform for poverty alleviation, and the enablement of poor rice farmers to improve livelihoods and overcome poverty in South and Southeast Asia through the CURE.
The report looked at a selection of natural resource management technologies rolled out by the International Rice Research Institute (IRRI) as part
of the Irrigated Rice Research Consortium (IRRC) mandate in Bangladesh, Indonesia, Vietnam, and the Philippines.
According to Lester Brown, president of the Worldwatch Institute, Argentina alone has 4 million acres
of irrigated land already damaged by salinization.
The state government has formalised plans for Chinese group Shanghai Zhongfu to develop thousands of hectares
of irrigated land in the Kimberley, more than a year after naming the company as its preferred proponent for the land.
However, «farmers will have to adequately feed the soil with enough nutrients, so that the pods are healthy, they also have to get good irrigation, and that is why our Chinese friends are here to find the best possible way
of irrigating our farms.»
An even more direct conduit into the environment may be the common practice
of irrigating fields with wastewater from livestock lagoons.
Colonic hydrotherapy, the process
of irrigating the colon, was found to improve immune cell lymphocyte movement from the gut into the systemic (body) circulation, potentially improving immunity.
«sewage farming,» the practice
of irrigating neighboring farms with municipal sewage.
Not exact matches
Along Colorado's Front Range, fourth - generation farmer Kent Peppler said he is fallowing some
of his corn fields this year because he can't afford to
irrigate the land for the full growing season, in part because deep - pocketed energy companies have driven up the price
of water.
He plans to sell some
of the groundwater coursing beneath his fields to drillers, because it isn't enough to
irrigate his lands in Glasscock County.
Less than 5 %
of agriculture on the continent is
irrigated, and rainfall can be absent for weeks on end in some countries.
«Farmers
of tomorrow will know in advance what to sow, when to
irrigate, what nutrient and where it is needed, when to harvest, where to sell and at what price,» added Kumar.
Or you could always watch videos
of other people
irrigating on YouTube — you certainly won't be alone.
The
irrigated water is contained around each tree, and irrigation takes less than an hour, instead
of 10 to 12 hours.
Because
of its high amount
of surface water, it was ideal for loi,
irrigated fields for farming the starchy vegetable taro, a staple crop, she said.
The trust deficit is the wellspring that
irrigates the seeds
of political risk and social polarization reversing the course on globalization and multilateralism.
At the same time, conditions for livestock and
irrigated - crop farmers are expected to remain difficult, with shortages
of stored water persisting in many areas.
As a result, about 90 percent
of the land cultivated by Jewish settlers is
irrigated, as opposed to only 3 percent
of the land farmed by Palestinians.
It is customary to give one - tenth
of the product
of the land if it is watered by rain and one - twentieth if it is
irrigated by human effort; two and one - half per cent
of savings is suggested, with equal proportions
of the increase in cattle or in trade in goods.
He was on the side
of reason, myth, splendor, and virtue, in the hope that such vital elements
of life might «still trickle down to
irrigate the dust - bowl
of modern economic Statecraft.»
Concludes Wright: «It is as though... «the word
of the YHWH» is like an enormous reservoir, full
of creative divine wisdom and power, into which the prophets and other writers tap by God's call and grace, so that the word may flow through them to do God's work
of flooding or
irrigating his people.»
Their branches were flourishing and their fruits were shining, their roots were from an immortal land And a river
of gladness
irrigating them, and the region round about them in the land
of eternal life.
Our method
of growing food is also exhausting our aquifers and salting our
irrigated lands.
According to one estimate, more than 500,000 acres are lost each year to salinity and waterlogging together, so that today the amount
of land ruined by irrigation probably equals all that can be made productive if
irrigated.
In one area
of India, more than 20 square kilometers
of soil have been lost to salinization, while in Pakistan nearly all the
irrigated land is affected to some extent.
In addition the
irrigated fields have severe problems
of salination due to evaporation
of surface waters that leave salt behind in the soil.