Articles tagged with Fertilizers
Researchers found that plants can significantly reduce petroleum contamination in subarctic soil by altering the microbial community structure. The study provides insights into phytoremediation's potential to restore contaminated ecosystems.
Research shows that corn takes up about 67% of its nitrogen naturally from soil, rather than fertilizer. However, applying different forms and timing of fertilizers can improve efficiency, with nitrate being the most efficient source. Banding placement was also found to be more efficient than broadcasting.
The study assesses and quantifies safety and justice for humanity on Earth, finding that numerous boundaries are already transgressed. The results conclude that a just approach is essential to planetary stability, and setting targets can prevent significant harm.
Researchers at University of Toronto Engineering have developed a sustainable solution to remove phosphate and ammonium from wastewater by utilizing advanced membranes incorporating inorganic particles. This method recovers these nutrients for future use, providing a new source of materials for agricultural fertilizers and helping addr...
Researchers have developed a novel support material called BaAl2O4-xHy that enhances the catalytic activity of cobalt nanoparticles, allowing for record-breaking ammonia production at low temperatures. The catalyst demonstrates improved activation energy and high reusability.
A recent study in Heilongjiang Province, China found a significant positive correlation between farmers' adoption of organic fertilizer and biopesticides. The technical environment played a crucial role in promoting their adoption, with factors such as training, accessibility, and information exchange increasing the likelihood of adopt...
A new University of Illinois study suggests that widespread planting of cereal rye could significantly reduce nitrate levels in Illinois' tile drainage water. The research found that adopting winter cover crops, such as cereal rye, can help minimize nitrogen loss and improve water quality.
A team of researchers from China created universal critical nitrogen dilution curves for 10 Japonica rice cultivars using machine learning methods. The study found that parameters a and b vary with cultivar, year, site, and N fertilizer quantity and ratio. Three universal N C curves were obtained using different approaches, which accur...
Scientists at Tohoku University identified regulatory mechanisms in plants that utilize nitrogenous fertilizers, suggesting potential ways to generate crops with reduced fertilizer needs. The study focused on thale cress and aims to apply its findings to major crop plants like rice and cereals.
Researchers found that Greenlandic glacial rock flour can capture large amounts of CO2 through enhanced weathering, improving crop yields by up to 24% in Danish fields. The fine powder also acts as a natural fertilizer, providing a wider array of nutrients than commercial organic fertilizers.
A team of researchers from Pusan National University evaluated the efficacy of calcite and phosphogypsum in reducing arsenate ions' availability for crops. Phosphogypsum was found to be more effective in immobilizing arsenic in soil due to a substitution mechanism involving sulfate and hydrogen arsenate ions.
The giant faba bean genome has been successfully sequenced, offering insights into its traits such as drought tolerance and protein content. This breakthrough has the potential to improve crop yields and reduce reliance on artificial fertilizers, making faba bean a more attractive crop for sustainable agriculture.
A model predicting oxygen levels in freshwater streams, developed by WVU researcher Omar Abdul-Aziz, helps determine stream pollution and health. The tool allows citizen scientists to take action on stream pollution, with potential applications for implementing the Clean Water Act.
A new study by Göttingen University reveals that mechanical weeding and reduced fertilizer usage significantly increase ecosystem multifunctionality and profit in industrial oil palm production. The researchers found no reduction in greenhouse gas emissions with these practices.
A new study by the University of Illinois at Urbana-Champaign demonstrates an approach for integrated capture and conversion of nitrate-contaminated waters into valuable ammonia using a single electrochemical cell. The device shows significant enhancements in energy efficiency, nitrate removal, and ammonium production rate compared to ...
Researchers from Drexel University found that microbes help break down biodegradable materials and release per- and polyfluoroalkyl substances (PFAS) into the environment. PFAS have been linked to serious health problems and accumulate in soil, crops, and groundwater.
Carbon emissions from fertilizers could be reduced by as much as 80% by 2050, according to researchers at the University of Cambridge. The study found that two-thirds of emissions occur after application, highlighting the need for efficient fertilizer use and innovative solutions to mitigate emissions.
A new study by the University of Göttingen found that alley-cropping agroforestry significantly improves ecosystem functions, including carbon sequestration, habitat creation, and soil protection. In contrast, open grassland systems did not show significant changes in ecosystem function after conversion to agroforestry.
New research reveals that nitrogen released by gas-powered machines causes dry soil to let go of carbon and release it back into the atmosphere. The study found that excess nitrogen acidifies soils, leading to a loss of carbon stored in association with calcium.
Researchers discovered the most efficient way to produce ammonia through electrochemical synthesis, increasing its sustainability. The D5 step site on ruthenium nanoparticles was found to be the most active site for the nitrogen reduction reaction.
A Cambridge-led consortium has received $35m to engineer plants to utilize naturally occurring micro-organism interactions, enhancing nutrient uptake and increasing crop yields. This approach aims to revolutionize smallholder farming in sub-Saharan Africa and provide a sustainable solution for food production.
Researchers identified hundreds of microorganisms associated with plant roots and soil, showing potential for developing biological substitutes for phosphorus-based fertilizers. The discovery highlights the importance of microbial communities in supplying essential nutrients like nitrogen.
Researchers developed a novel strategy to engineer root nodule symbiosis in legumes and cereals using nanobodies. This approach, tested in barley and Lotus plants, initiates nodulation by bringing receptors together, revealing the core complex involved in symbiotic signaling.
Researchers found that nitrified urine fertilizers, such as Aurin and CROP, can be used safely and productively in agriculture. The study tested these fertilizers on cabbage cultivation, with results showing yields comparable to conventional fertilizer products.
UC Berkeley chemists designed and synthesized porous materials that bind and release ammonia at moderate pressures and temperatures, saving energy. The new MOFs could enable a more sustainable fertilizer production by producing ammonia closer to farmers.
A global study reveals that around 50% of soil-available phosphorus worldwide comes from mineral fertilizers, with significant regional disparities. The findings highlight the need for sustainable agricultural practices to reduce dependence on non-renewable resources.
A study suggests that high fertiliser prices could lead to an additional 100 million people being undernourished, with up to one million deaths annually. The war in Ukraine has disrupted food exports, but energy and fertiliser price spikes are the primary drivers of food price rises.
Researchers at ETH Zurich investigate carbon-neutral production of nitrogen fertiliser, finding a transition is possible and may increase food security. However, alternative methods have advantages and disadvantages, with the key to success likely being a combination of approaches.
Researchers propose alternative fertilizer production methods to reduce greenhouse gas emissions, but emphasize the need for careful environmental assessment. The global food supply depends on synthetic nitrogen fertilizers, which require significant energy and lead to carbon pollution.
Researchers discovered a species of grass, seashore paspalum, that can tolerate diverse stresses and aid in crop development. The study revealed the plant responds to nutrient deprivation by doubling its production of a sugary molecule called trehalose, which helped corn seedlings grow faster and larger without added nutrients.
A WVU engineer has developed a technology that can treat urine on site rather than at a centralized wastewater treatment facility, allowing for the recovery of nitrogen as a valuable fertilizer. The approach enables quick treatment and promotes the reduction of nutrient discharge into lakes and rivers.
A meta-analysis of transcriptome data from aphids and locusts reveals that DNA replication, metabolic processes, and the mitotic cell cycle are enriched in response to crowded conditions. The study also identifies discrepancies with previous research findings, suggesting alternative explanations for gene expression patterns.
Rondaxe Lake's experience is just one of thousands worldwide as lakes lose oxygen due to warming, leading to conditions like hypoxia and anoxia. This phenomenon, exacerbated by seasonal stratification, threatens aquatic life and ecosystems.
Scientists at Michigan State University have discovered a way to use satellite views to understand and predict the formation of dead zones in coastal areas. The study found that satellites can provide near-real-time information on where, when, and how long hypoxic zones persist, enabling better management of these critical problems.
Researchers at Drexel University have conducted a lifecycle analysis of nitrogen reclamation from wastewater, showing that it's technically viable and could help reduce the environmental impact of fertilizer production. The study suggests air-stripping technology can be used to remove ammonia from wastewater, producing fertilizer chemi...
Researchers found that fertilizers change the electric field surrounding a flower, affecting bees' ability to navigate and feed. This alteration lasts for up to 25 minutes and can persist beyond a single use of chemicals.
A Stanford-led study found that cover cropping in the US Corn Belt leads to yield losses of 5.5% for corn and 3.5% for soybeans, despite its potential climate benefits. The practice's environmental impacts are complex, with reduced runoff and soil erosion but also increased water usage.
Researchers have developed a method that uses urea from urine to trigger the production of proteins in bacteria, replacing costly 'inducer' molecules. The new system produces similar quantities of protein as standard methods while being cheaper and easier to use, opening up new avenues for biotech industries.
The study focuses on reducing insects and pathogens that threaten crops, with manure serving as a potential solution. Researchers will investigate the most effective ways to apply manure to improve soil health and plant resistance to insect pests.
The study reveals that cumulative pressures of food production are more concentrated than previously believed, with 92% of pressures from land-based food production concentrated on just 10% of the Earth's surface. The top five offenders are pig farming, cow farming, rice, wheat, and oil crops.
A research team at UFSCar developed a biodegradable slow-release fertilizer using modified nanocellulose, which releases nutrients slowly and in a controlled manner. The material is designed to reduce the release of non-biodegradable chemicals into the ecosystem.
A new database quantifying cropland phosphorus budgets around the world helps identify nutrient management gaps in different regions. The study provides valuable insights into phosphorus management challenges and opportunities in various countries, shedding light on how to improve global phosphorus use efficiency.
Using biofertilizer on 80% of their planted area, Brazilian soybean growers enjoy environmental and economic benefits by employing the microbiome instead of chemical fertilizers. The use of biofertilizer saves farmers huge amounts of money, with costs significantly lower than chemical fertilizer.
Researchers at WVU investigate performance of low-energy treatment facilities, assessing nutrient removal and potential environmental impacts. The team aims to create an interactive map with search filters and develop a user manual for modeling lagoon performance.
The African Plant Nutrition Institute, Fertilizer Canada, and OCP Africa have signed a MoU to collaborate on agriculture development programmes that target sub-Saharan rural farmers. The planned interventions will see an improvement in food-security and livelihoods for smallholder farmers through joint programming, shared learning, and...
Temporal variation in precipitation caused by climate change negatively affects crop growth, leading to declining yields and increasing reactive nitrogen losses. The study found that adjusting fertilizer application amounts can reduce nitrogen losses, but may not increase crop yields.
A study by the University of Exeter and Greenpeace Research Laboratories reveals that synthetic nitrogen fertilisers contribute significantly to greenhouse gas emissions. The researchers estimate that the supply chain for these fertilisers is responsible for emitting the equivalent of 1.13 gigatonnes of CO₂ in 2018.
Crop residue and pig manure slow down nitrogen release compared to synthetic fertilizer, reducing nitrogen loss through synchronized nutrient release and crop demand. Substituting up to 40% synthetic nitrogen with organic amendments can maintain high crop yield and significantly reduce nitrogen loss from sloping cropland.
Restoring relatively narrow strips of riverfront forests could substantially improve regional water quality and carbon storage in Costa Rica. The analysis shows that such buffers tend to be most beneficial in steep, erosion-prone, and intensively fertilized landscapes.
Researchers have developed a three-step process to treat phosphoric acid plant wastewater, recovering clean water and phosphate while reducing the volume of wastewater by 90%. The circular process uses selective electrodialysis, reverse osmosis, and neutralization, making it a promising solution for industries worldwide.
Researchers found that non-growing season nitrous oxide emissions in the Midwest can account for up to 60% of annual emissions. Environmental factors such as precipitation and temperature drive these emissions, with more intensive freezing causing increased emissions in the southeastern Midwest.
Researchers at the University of California, Davis have discovered a new pathway for cereals to capture nitrogen from the air, reducing the need for expensive fertilizers. The breakthrough could save farmers billions of dollars annually and benefit the environment by decreasing nitrogen pollution.
Argonne researchers develop a new way to calculate the environmental impact of ammonia production, evaluating two promising methods: carbon capture and water electrolysis. The study aims to reduce greenhouse gas emissions and fossil fuel use in fertilizer production.
Researchers have discovered that pocket gophers cultivate and harvest their own root crops to meet their high energy demands. This unique behavior, known as root cropping, is believed to be a key factor in the gophers' ability to maintain extensive tunnel systems.
Researchers explored agri-food and environmental implications of Shanghai's pesticide use reduction policy, finding that imposing the policy at district level reduced crop acreage but alleviated pollution in water resources. The study suggests regional-level implementation can improve outcomes while maintaining food security.
Researchers found that wetter pre-growing seasons reduced soil nitrogen through leaching, but applying more fertilizer can mitigate this effect. The model also showed that cold pre-growing season temperatures limited early growth in ways that affected yield potential, making extra fertilizer less effective.
Global mismanagement of phosphorus is causing twin crises, with skyrocketing fertilizer prices and pollution damaging biodiversity. The '50, 50, 50' goal aims to reduce global phosphorus pollution by 50% and increase recycling by 50%, while adopting more efficient use in agriculture.
Researchers at Rutgers University have made a groundbreaking discovery about nitrogen-fixing bacteria in leaf cells, which can provide plants with essential nutrients. This breakthrough has the potential to transform crop cultivation methods, reducing the environmental impact of fertilizer use and preserving soil health.
Researchers found that short-term cover crop use cannot reverse decades of soil microbial dynamics in response to unsustainable practices. Long-term fertilization disrupted nitrogen cycling communities, while cover crops enhanced biodiversity but had both positive and negative effects on soil microbes.
Researchers explored potential policies to reduce nitrogen loss while protecting farmers' bottom lines. The study found that a nitrogen leaching fee policy showed the best outcome, with estimated cost savings of $524 million per year.