Researchers found that salmon-derived nutrients decrease over time but are retained in soils, supporting microbial and plant growth. The study revealed contrasting nutrient cycling pathways between two soil types, with potential for increased plant growth in the riparian zone.
Soil microbes convert ammonium to nitrates using oxygen and diverse processes, making nutrients available to plants. The study highlights the importance of understanding microbial roles in the soil nitrogen cycle, which can inform efficient fertilizer use and mitigate greenhouse gas emissions.
Researchers found that cover crops can increase soil health in the Southern High Plains by retaining rainwater and reducing erosion. The study showed that biological activity improves soil structure and increases soil carbon storage, leading to reduced greenhouse gas emissions.
A team of researchers used a computerized particle analyzer to count weed seeds with high accuracy. The technology can process 2,000-2,500 seeds in just three minutes, significantly reducing the time required for seed counting.
Soil researchers found significant movement of sulfate into subsoils and improved water quality after implementing the Clean Air Act Amendment in 1990. However, soils still exhibit chemical imbalances, indicating a long-term recovery process.
Research by ecologist Kathleen Treseder reveals that fungi make resource allocation decisions in response to climate change. In extreme conditions, fungi store more carbon, but in moderate climates, they release more carbon dioxide.
Research by North Carolina State University's Rich McLaughlin team found that tilling and adding amendments to soil can greatly improve infiltration rates, reducing runoff and water pollution. Grasses and wildflowers also showed promise in improving infiltration, with wildflowers potentially providing additional benefits for pollinators.
The Everglades Agricultural Area is experiencing significant soil subsidence due to climate change, threatening the region's ecosystem and agricultural economy. Researchers recommend practices such as crop rotation with rice and adding plant material back into the soil to mitigate decomposition and increase soil carbon.
A team of researchers discovered that soil can capture NOx gases from the atmosphere and transform them into nitrate through a process called
Researchers explore drone technology to improve fruit tree management, enhancing crop yields and sustainability. Drones equipped with sensors provide high-resolution images and spectral data to monitor tree health, water and nutrient status, and estimate biomass production.
Researchers are exploring how cover crops can enhance the sustainability of star fruit farms in Florida. By incorporating cover crops like sunn hemp and velvet bean into their practices, farmers can improve soil organic matter and reduce the need for synthetic inputs.
Researchers found that additives like dolomite and micronutrient fertilizer can reduce phosphorus concentrations in drainage water by an average of 70%. These amendments help keep phosphorus in the pot, addressing a major environmental concern. The study aims to explore the long-term retention of retained phosphorus in containers.
A recent study on sorghum explores the complex relationship between humans, crops, and the environment during domestication. Researchers found that birds with a taste for sorghum seeds may have driven farmers to select varieties with condensed tannins, which provide a defense mechanism against bird damage.
Researchers are exploring various water management techniques to optimize crop yields and reduce water usage in water-scarce areas. Advanced irrigation technologies, such as mobile drip and precision application, show promise in reducing applied water by up to 20%.
Purdue University researchers have developed patented technology to eliminate per- and polyfluoroalkyl substances (PFAS), linked to cancer, thyroid issues, and other health concerns. The team's innovation uses nickel and iron nanoparticles to capture and destroy these contaminants in groundwater.
Researchers developed new techniques to measure heat tolerance in quinoa, a health food rich in essential amino acids. The method uses spectral reflectance indices to assess plant growth under high temperatures, providing insights into grain production and paving the way for breeding more resilient varieties.
Researchers have found that fossil pollen can be preserved in floodplain soils, allowing scientists to reconstruct past climate dynamics and land use patterns. The study used soil properties such as organic matter concentration and carbon-to-nitrogen ratio to predict pollen abundance, providing a new tool for climate reconstruction.
Researchers have generated genetic resources for three different varieties of millets, which can lead to the development of new crop varieties. The study's findings uncover tiny differences in DNA sequences that may be connected to characteristics like drought tolerance and growth rate.
Researchers found that while potassium fertilization increases alfalfa yield, it also decreases forage quality. Understanding the tradeoffs between yield and quality is crucial for sustainable production and fertility management.
Researchers in New Zealand have developed a comprehensive map of white clover heritage and genetic landscape, providing a valuable resource for breeders. The 'pedigree map' reveals the history of the species, including its origins and genetic makeup, enabling more informed breeding decisions.
A new study from Iowa State University highlights the need to update agricultural drainage infrastructure, which can benefit crop production and the environment. The research recommends installing higher capacity pipes and implementing long-term conservation practices, such as denitrification wetlands, bioreactors, and saturated buffers.
Researchers found that combining stormwater controls with stream restoration results in improved erosion reduction. The study suggests that watershed-scale implementation of stormwater controls is essential for reducing channel erosion and pollutant loading, making it a more effective approach than individual restoration projects.
Studies examine the effects of temperature on itchgrass and divine nightshade seeds in sugarcane fields. Higher temperatures can kill weeds, but varying conditions are needed for optimal control, considering seed coat structure and soil insulation.
Researchers found that sesame performs well under drought conditions, with consistent yields even when water-deficit conditions decreased sorghum's yield by 25% and cotton's yield by 40%. Sesame has multiple market value uses, including food consumption, cooking oil production, and livestock feed.
Researchers emphasize the need to boost phosphorus use efficiency in farming systems due to its limited supply and environmental concerns. Strategies include breeding crops that utilize phosphorus more efficiently, designing crop rotations, and utilizing soil organic matter and arbuscular mycorrhizal fungi.
Researchers have developed a new flaxseed cultivar called ND Hammond with significantly higher seed yield than other varieties. It also exhibits resistance to Fusarium wilt and flax rust diseases, making it an attractive option for US farmers.
NutraMaize will develop improved varieties of orange corn to deliver better nutrition on a population-wide scale. The startup aims to address vitamin A deficiencies and improve vision health through its orange corn products.
A review of current land surface models highlights the need for more accurate infiltration predictions, which affect erosion control and water supply. The authors recommend increasing attention to soil structure, moisture, temperature, precipitation, terrain, and plants in these models.
Researchers have made a breakthrough in finding the ideal fertilizer rate and source to prevent root damage in canola crops. Using new imaging techniques, they developed dose-response curves for different nitrogen fertilizer sources, revealing that banding urea ammonium nitrate with low rates is the best option.
A recent study found that termite activity in wetlands improves soil structure and nutrient content. Termites help turn dead trees into valuable organic matter, increasing crucial soil carbon content.
A long-term study in California's Salinas Valley found that annual cover cropping significantly benefits soil health, while organic matter from compost has relatively small effects. The research suggests innovative strategies to increase cover cropping adoption, improving soil quality and sustainability.
A study by North Dakota State University researchers found that conservation tillage systems can reduce on-farm costs while preserving long-term productivity, dispelling concerns about lower yields.
Research reveals that active pharmaceutical ingredients can persist in groundwater due to sorption potential and biodegradability. Medicines like ofloxacin and naproxen were detected in groundwater samples, with varying levels of risk to human health.
Researchers reviewed knowledge on making corn into food products, highlighting the importance of corn quality and masa quality. They found that better quality corn could lead to higher yields, lower costs, and improved product consistency.
A research team has developed a more effective method to estimate polluting emissions from nitrogen fertilizers, utilizing Bayesian statistics. This method offers more realistic predictions and is useful for choosing sustainable strategies in agriculture.
Researchers found that biosolids with low organic matter content yield more bioavailable nitrogen when applied to urban soils, making them a valuable resource for restoring degraded soils. The study highlights the importance of adjusting biosolid application rates based on soil degradation levels.
Research by University of Wisconsin-Madison scientists found that irrigated farms in the region lower maximum temperatures by one to three degrees Fahrenheit on average, while increasing minimum temperatures up to four degrees. This cooling effect can significantly impact local climate, plant growth, and human health.
Researchers developed a system of physics equations to model how water spills out over an earth dike, causing it to break and overflow. The new model takes into account the deformation of the dike's bed while water erodes it, providing more accurate predictions and improving flood safety.
A new computational model reduces experimental error in coffee yield predictions, allowing researchers to identify high-yielding varieties with more uniform yields across multiple years. The study also reveals that some coffee plants can have reasonably stable yields across years, contradicting previous assumptions.
Researchers found that hydrology plays a greater role in methane emissions than plant species, highlighting the importance of wetland design. Constructed wetlands can be managed to reduce methane emissions by creating favorable conditions for oxygen delivery and soil saturation.
A recent study published in Agronomy Journal found that farmers' primary motivation for participating in on-farm research is the opportunity to collaborate with university faculty and other farmers, leading to increased confidence in results and improved economic outcomes. The study also highlights the importance of peer-learning and f...
Researchers at the University of Cordoba have found a relationship between iron deficiency responses and the response caused by certain beneficial microorganisms, enabling improved iron uptake in plants. The study suggests that applying these rhizosphere microorganisms can induce responses to iron deficiency, benefiting crops such as p...
Researchers at Tel Hai College and MIGAL Institute in Israel have developed a method to make phosphorus fertilizer from dairy wastewater and aluminum water treatment residue. This innovative approach has the potential to recycle the element without lowering crop yields, reducing the reliance on non-renewable resources.
Researchers used genetic maps to identify genes controlling fiber length in Sealand cultivars, which improved fiber quality while maintaining or increasing yields. This breakthrough could help breeders overcome the yield vs quality challenge in cotton breeding.
Researchers found that in-soil placement of fertilizer resulted in less phosphorus loss from snowmelt runoff. This practice helps roots access and take up phosphorus, reducing its interaction with runoff. The study's findings aim to encourage growers to adopt environmentally friendly practices.
A new study published in Genome Biology identified key genomic features that may have enabled the domestication of corn and soybeans. The research found that these crops occupy a middle ground in their willingness to mutate, with higher mutation rates in modern varieties compared to their wild relatives.
A new study shows that using safe, native strains of Aspergillus flavus can be as effective, or even more effective, than commercial strains in reducing aflatoxin levels in corn crops. Native strains may perform better due to their adaptation to soil type and weather conditions.
Researchers at Iowa State University are conducting a three-year experiment to gauge how quickly soil health changes after implementing prairie strips and how it reverts when the strips are removed. The study aims to answer questions about the long-term benefits and drawbacks of this farmland conservation practice.
In south Florida, a study found that only 20% of applied phosphorus is taken up by plants due to fungal processes. Fungi can convert available phosphorus into less accessible mineral forms.
Researchers compared two water testing methods to ensure safe irrigation water for leafy greens, finding excellent results when samples were clean. However, discrepancies arose when environmental factors like sediments and salts were introduced, highlighting the need for a user-friendly guide to ensure consistent accuracy.
This research project investigates how urban gardens impact ecosystems by analyzing soil health, microbe populations, water quality, and greenhouse gas emissions. The findings will inform policymakers and growers on how to make better land use decisions.
The ECOSTRESS mission aims to provide critical data for irrigation, enabling farmers to optimize water usage and reduce drought vulnerability. By measuring surface temperature, scientists can calculate evapotranspiration and identify which plants are using water most efficiently.
Scientists are working to map and understand underwater soils, which affect commercial, recreational, and transportation activities. Data collected provides insights into soil properties and their importance in habitats and ecosystems.
A new study found that collecting soil data at short intervals can increase the success of land reclamation, leading to faster regeneration and lower costs. By fine-tuning fertilizer and lime applications based on soil pH levels, teams achieved significant cost savings, especially in mountainous areas.
Gypsum, recovered from coal-fired power plants, is a rich source of calcium and sulfur, promoting better root development and reducing aluminum toxicity. Its application also improves soil structure, reducing erosion and phosphorus movement, benefiting various crops like corn and alfalfa.
CABI will work with governments, universities, and research organizations in India and Ethiopia to share data on soil health, agronomy, and fertilizers, promoting better decision-making for farmers. The project aims to create national data policies and databases for improved access and sharing of agricultural data.
Prairie strips have been shown to significantly reduce soil erosion, improve water quality, and increase beneficial insect populations. By converting a small portion of a crop field to prairie, farmers can lower their financial costs while creating numerous ecological benefits.
University of Utah engineers create low-power sensors that can detect organic compounds emitted by corn plants when attacked by insects or weeds. These sensors will alert farmers to potential threats, potentially increasing crop yields and reducing damage to biomass production.
A University of Illinois study developed an algorithm to predict both end-of-season yield and grain composition by analyzing weather patterns during three critical periods in corn development. The predictions apply to the entire Midwest corn crop and could influence global markets for animal feed applications.
Researchers developed high-protein rice lines with increased yield and improved grain quality, providing a solution to global protein deficiencies. The 'Frontière' line has a 53% higher protein content than original rice varieties, making it suitable for various applications such as specialty food products.