Articles tagged with Crop Science
Jason Williams, interim director since 2025, is now permanent director of the AgResearch and Education Center at Milan. He will oversee projects like a community garden and expand precision agriculture initiatives.
Researchers conducted a genetic audit to verify the variability of the GLU-B1 gene in wheat, finding that most alleles were duplicated or triplicated. They developed a master set of wheats covering the gene's variability, providing a tool for breeders to improve wheat quality and quantity.
Researchers found that pelletized straw reduces cumulative nitrous oxide emissions by up to 45.7% in saline-alkali soil. The study also shows that straw application alters ammonia-oxidizing bacterial communities, with a shift from Nitrosospira to Nitrosovibrio.
A study led by Göttingen University found that ethephon can delay flowering in sweet cherry varieties, potentially protecting them from frost damage. However, the treatment was not consistent across all varieties and regions, highlighting the need for further trials.
A new book proposes that smallholder farmers, who already produce 30% of the world's food, could meet humanity's additional food needs by 2050 while restoring nature. Regenerative agriculture and agroforestry practices can offset CO2 emissions and improve soil health.
New research shows wheat is more sensitive to heat waves before flowering, but later heat waves reduce grain weight after an early heat wave. Sequential heat waves may also provide 'priming' protection against later heat waves.
Researchers at the University of Queensland have developed a new approach to breeding crops for farming systems, which could lead to more sustainable and efficient farming practices. By selecting crop varieties based on their legacy, or the impact they have on the soil and subsequent crops, farmers may be able to reduce fertiliser bill...
Researchers developed a graph-based pan-genome for cultivated peanut and used it to breed a higher-yielding dwarf peanut line. The resulting line, LuAi-1, is roughly half the height of the parent variety but yielded around 20% more in field trials.
Scientists found that applying calcium under salt-stress conditions helps seeds maintain critical balance between sodium and potassium. A natural compound, sanguinarine, inhibits a key protein and boosts germination rates, but does not protect young plants after they've sprouted.
Researchers have identified genetic hotspots and real-world adoption gaps in developing green and efficient maize varieties. These varieties have been shown to increase global yields by 10.1% and improve nitrogen utilization efficiency by 16.7%, while reducing reactive nitrogen losses by 26.6%. However, realizing the full potential of ...
A four-year training program helps resettled refugees and immigrants develop sustainable agriculture-based businesses, improving mental and physical well-being. Participants report benefits including flexibility, sense of value, and financial independence, while also building connections with customers and the broader community.
A new study from IITGN and UFZ suggests that restructuring cereal cropping around nitrogen surplus can lower water use and farm emissions simultaneously, while maintaining food output steady. The approach averted an estimated ₹10,000 crore a year in pollution damage and reduced agricultural greenhouse gas emissions by 8.7%.
Irrigated mountain hayfields act as large filtration systems, reducing nutrient concentrations in runoff and improving water quality. This study found that voluntary adoption of best management practices can effectively mitigate the impacts of agricultural nutrient use in mountain meadow hay systems.
Combining biochar and dicyandiamide in organic fertilizer reduces cumulative ammonia losses by 27.1% compared to conventional urea fertilization, maintaining crop productivity despite reduced mineral nitrogen input. The treatment also supports economic returns through reduced nitrogen-related environmental and health costs.
Researchers have identified a genetic mechanism that coordinates flower development and fruit formation in tomato plants, enabling them to produce fruit more reliably during challenging growing conditions. The discovery could lead to the development of seedless tomatoes with improved yield and quality.
Heather Kelly, a UTIA plant pathologist, has been selected as a Fulbright Distinguished Scholar to collaborate with researchers in Brazil. She will use advanced technologies to model soybean disease epidemics and predict potential threats to Tennessee row crop production.
Researchers develop pangenome-guided breeding strategy to combine beneficial genes and traits for higher yields and stress tolerance in crops. The approach identifies and reintroduces lost genetic variants from wild species, resulting in improved seed size and high-altitude adaptability.
A field study in northeastern China shows that combining no-tillage management with microbial organic fertilizer can significantly increase soil organic carbon across both surface and deeper soil layers. The treatment increased soil organic carbon by up to 93.2% and maintained larger macroaggregates, which can physically enclose organi...
Scientists at NYU have identified a key regulator controlling nitrogen use in plants, which can be harnessed to develop 'gluttonous' plant varieties that absorb more nitrogen from the soil. This discovery could lead to reduced fertilizer application and lower greenhouse gas emissions.
Research team identifies best strategies for managing native cacao trees in Peru, resulting in 59% higher yields after three years. Grafting native 'Blanco de Piura' cacao varieties onto fully grown trees increases productivity levels comparable to commercial clones.
A new study by the University of Delaware has identified global hotspots of drought-sensitivity and resilience in major crops like rice, corn, and soybeans. These hotspots reveal areas particularly susceptible to drought, such as the Midwestern US, eastern Brazil, and northern India.
A UTEP researcher has developed a simple, low-dose leaf spray that can substantially reverse the damage caused by salty soil on tomato plants. The treatment pairs manganese oxide nanoparticles with chitosan and has been shown to increase shoot weight, root growth, and antioxidant enzyme activity in stressed plants.
Researchers at University of Missouri develop natural colorants from purple corn, showing stability and durability in various environments. The anthocyanins, rich in antioxidants, offer a viable path for food companies to create cleaner labels without sacrificing performance.
Researchers have discovered that plant hormone auxin regulates organ formation by oppositely affecting gibberellin activity, creating a two-step communication system between the two hormones. This mechanism allows plants to carefully alternate between growth and expansion, enabling them to build complex organs with remarkable precision.
Researchers have discovered a rich genetic diversity of avocado varieties in Central America, including those grown in Nicaragua, which could help boost sustainable agriculture and commercial varieties. By analyzing DNA from local farmers and examining leaf samples, the team found evidence of ancient migration from South America thousa...
Researchers identified a precise gene edit that lowers cadmium in rice grains while maintaining yield and essential mineral nutrients. The OsNramp5 I441T mutation selectively limits cadmium translocation, reducing grain cadmium by 48% without compromising zinc or manganese uptake.
A study by Chinese Academy of Sciences researchers identified a conserved molecular cascade that explains how drought and abscisic acid signaling trigger excessive Cd uptake in rice under water-saving regimes. The OsNAC4 transcription factor regulates grain Cd accumulation, and its functional knockout reduces Cd concentrations by 30-50...
A two-year field study shows that biochar-derived from rice straw improves soil health and crop resilience to saline-sodic stress. Biochar enhances nitrogen metabolism, increases yield, and reduces oxidative stress, making it a promising strategy for sustainable rice production in salt-affected regions.
Researchers found that variable-rate seeding (VRS) can help farmers strike a better balance in corn and soybean fields. However, soybeans proved to be more complicated due to their adaptability to weather conditions. The study aims to make farming more accessible and efficient for small land holders using digital tools and data-driven ...
A new study investigates how waterpipe size and heating sources affect hookah smoking, aiming to clarify the risks associated with this popular pastime. Researchers hope their findings will empower people to make informed decisions about their health and guide future regulations.
Researchers found that nanozeolite-coupled biochar fertilizer reduced soil-derived carbon dioxide emissions by 11-18% compared to conventional phosphorus fertilizer. The biochar-based fertilizer also reduced the Q10 value, indicating a decrease in soil carbon decomposition under warming.
A new study found that global rice production nearly doubled between the 1960s and 2010s due to increased irrigation and nutrient inputs. Climate change reduced rice production by an estimated 7% between 2006 and 2015, but elevated atmospheric CO2 levels contributed to improved water-use efficiency and enhanced photosynthesis.
Researchers uncover how a previously uncharacterized transporter protein controls magnesium transport in rice, leading to improved grain development, nutritional quality, and cooked texture. The study reveals that magnesium transport is closely linked to crop productivity and sensory traits.
A University of Washington-led team found that bean plants release gases to attract predatory wasps, which prey on caterpillars. This defense mechanism is mediated by a protein called INR, showcasing the tiny actions of one protein affecting behavior and protecting plant health.
Kaminski's work highlights the importance of perennial foods, which represent a way of belonging to the earth and a different way of farming. Her poem 'Neighbors' captures the bonds of reciprocity created through shared practices like tending to plants, highlighting the connection between community, land, and emotional content.
A pilot study discovered over 100 different algae species in German farmland, with blue-green and green algae prevalent during summer, and yellow-green algae during spring and autumn. The research highlights the importance of soil algae in maintaining soil health and fertility.
Researchers discovered that rice plants use floral volatiles to attract fall armyworm caterpillars, which then get trapped in spikelets covered with trichomes. The study found that about 50% of the caterpillars were trapped and killed within 48 hours.
University of Missouri researchers developed an irrigation strategy that allows farmers to conserve water while maintaining crop quality. By tailoring water amounts based on plant growth stages, farmers can reduce water usage and costs.
Researchers have identified a novel genetic locus in the common agricultural weed Elymus repens that provides significant resistance to Fusarium Head Blight, a destructive fungal disease threatening global food security. The novel Fhb.Er-1StL locus has been successfully transferred into wheat, reducing diseased plant spikelets by up to...
Researchers found that integrating a mix of shade trees improves soil health and plant physiology, leading to stronger plant growth and consistent early fruit development. Proper management through spacing, pruning, and natural mulch can also make cacao farms more resilient to climate stress.
A new study by Cornell University suggests that animal and human waste could meet 102% of nitrogen and 50% of phosphorus needs for US agriculture, reducing reliance on synthetic fertilizers. However, implementation challenges such as processing and transport need to be addressed to unlock this potential.
The 34th Milan No-Till Field Day will feature presentations on no-till farming strategies, agronomic practices, and cover crop management. The event also includes a trade show, guided tours of the AgResearch Center, and traditional skills sessions like blacksmithing.
Researchers discovered that human urine contains essential nutrients for plants, including nitrogen, phosphorus, and potassium. The team developed a low-energy process to concentrate urine into a fertiliser-rich stream, reducing the burden on treatment plants.
Researchers developed a hybrid engine to predict sugar beet disease by combining drone images, weather data, and qPCR-based airborne spore monitoring. The system reduced prediction error by up to 39% and provided accurate forecasts of disease severity.
An international team is calling for a coordinated effort to map gene expression across every cell type and developmental stage of wheat. Spatial omics technologies can transform wheat research by revealing how individual cells respond to stress, regulate grain development, and control yield-related traits.
Researchers developed durable nanofilm electrodes for long-term measurement of bioelectric potentials in plants, paving the way for more resilient agriculture. These electrodes can detect stress in crops early, enabling timely warnings and improving yields.
Researchers analyzed 48 isolates of P. griseola and found a potential symbiotic relationship between the fungus and endophytic bacterium Achromobacter xylosoxidans, influencing disease severity. The study sheds light on how the pathogen evolves and may point to new strategies for breeding disease-resistant crops.
Fusarium head blight (FHB) is a destructive wheat disease that can reduce yields and contaminate grain with toxins. New research in Plant Disease identified several emerging fungal pathogens, including a previously undescribed species, responsible for the severe outbreak in Ethiopia.
Researchers identified a mechanism allowing plants to rapidly slow growth in response to extreme stress. By limiting growth-related compounds, plants pause development and cope with stress. The finding has practical applications for developing more resilient crops.
Researchers discover a unique protein component, RbcS-STAR, that helps concentrate carbon dioxide around Rubisco, boosting photosynthetic efficiency. This breakthrough could lead to more sustainable food production by improving crop yields while reducing environmental impact.
Researchers discover that resistant soybean varieties actively recruit beneficial soil microorganisms to suppress the devastating soybean cyst nematode. These microbes can be transferred to soil to help defend susceptible soybeans, providing a promising new approach for sustainable crop protection.
A study by MIT researchers found that nitrous oxide can hamper the growth of certain soil bacteria dependent on vitamin B12 for methionine biosynthesis. The findings suggest that N2O production in agricultural settings could influence microbial communities, potentially impacting crop health.
A recent study published in Frontiers in Plant Science found that beneficial nematodes, including predatory nematodes, play a crucial role in regulating pest populations in tropical soils. The research shows that these natural allies can suppress harmful plant-parasitic nematodes, leading to improved crop yields and reduced losses.
Researchers have identified a master regulator in plants that balances root and shoot growth when nutrients are limited, leading to yield increases of up to 24% in rice plants. This breakthrough could ultimately improve global crop yields while reducing dependence on synthetic fertilisers.
A new study from Ethiopia reveals that conservation agriculture methods like no-dig, crop-rotation, and mulching can significantly reduce water runoff and soil loss. These eco-friendly techniques have been shown to increase crop yields by as much as 122%.
The Morrow Plots, established in 1876, have been a hub for long-term agricultural research and outreach. The plots have directly impacted farming practices by proving methods like crop rotation and judicious fertilizer use boost crop yield and soil health.
Researchers at Colorado State University have found a way to boost plant growth while maintaining its immune system through hormone treatment, showing promise for increasing food production. The approach involves genetically manipulating phytohormone interactions to restore cell division and increase disease resistance.
Researchers used a virus-based CRISPR system to edit the gatekeeper enzyme HMGR in petunias and lettuce, unlocking natural metabolic control for enhanced aromatic compounds and health-promoting antioxidants. The result was more vigorous growth, stronger floral fragrance, and increased nutritional value.
Larry Steckel, a leading expert in weed science, has been elected Fellow by the Weed Science Society of America. His research program focuses on managing multiple-herbicide-resistant weeds in row crop production, providing critical data for farmers to prevent yield loss.
A research team led by Boyce Thompson Institute has created the most comprehensive genetic map of cucumber ever made, revealing nearly 172,000 large-scale DNA rearrangements that shape its evolution and agronomic traits. The study found that structural variants were purged during domestication, but continued to be present in global var...