Articles tagged with Crops
Researchers found that bumblebees choose nectar sources based on their rate of energy return, not just energetic efficiency. This approach allows them to maximize their immediate benefit to the colony, even if it means working harder.
A new study found that bumblebees maximize nectar sugar collection per minute to provide an immediate energy boost for the colony. By trading off time and energy, they choose hard-to-access nectar sources with high sugar content.
A study projects 2.7 million square kilometers of wilderness becoming newly suitable for agriculture over the next 40 years, threatening precious areas of biodiversity and cultural value. The research emphasizes the need to cut emissions and use farmland more efficiently to meet growing global demands.
Researchers predict that 76% of newly suitable land at high latitudes is currently wilderness, equivalent to 10% of the total wilderness in these areas. As global temperatures rise, wilderness areas may be significantly harmed by agricultural expansion.
Researchers from Aarhus University found that current inventory methods rely solely on nitrogen content, neglecting degradability and leading to misleading inventories. The study suggests a distinction between mature and immature crop residues could improve accuracy and target mitigation strategies.
A new study found that diverse plant species mixtures increase plant productivity, invasion resistance, and soil nitrogen levels. Multispecies mixtures also drive different functions, with legumes benefiting productivity and water availability.
Algae have adapted to cope with nutrient starvation by evolving a new cellular machinery that allows them to use sunlight for growth without iron. This discovery holds promises for biotechnology developments that could enhance crop productivity and support marine ecosystems.
This study evaluates eggplant wild relatives and their advanced backcrosses under low nitrogen conditions, identifying valuable traits for sustainable agriculture. Notable disparities emerge between nitrogen treatments, revealing significant relationships among the AB sets.
A new study reveals that tropical crops relying on insect pollinators are under threat from climate change and agricultural activities. The research found significant declines in insect pollinator abundance and richness, with the tropics being the most vulnerable region.
Researchers analyzed 50 years of Bordeaux wine critic scores with weather data to show that warmer temperatures, higher rainfall, and earlier seasons yield better vintages. Climate change is predicted to increase these conditions, potentially improving wine quality, but water scarcity poses a risk.
A team from the University of Illinois used solar-induced chlorophyll fluorescence (SIF) to measure the effects of elevated ozone on soybean plants, finding a 36% decrease in SIF during the late growing season. The study confirms that decreased SIF is a sign of stress and provides a non-invasive way to study photosynthesis.
Research found honeybees choose certain plants based on nutritional needs, selecting a fraction of available options to fulfill their requirements. This knowledge is crucial for ensuring food security and availability of suitable flowers throughout the summer.
Researchers from the University of Tokyo have developed an AI-powered drone system that analyzes young plants to predict their expected growth characteristics. By identifying optimal harvest times, farmers can reduce waste and improve their income by up to 20.4%, while also benefiting consumers and the environment.
Researchers found that exposure to the aggregation pheromone 4,8-dimethyldecanal reduces death-feigning duration in red flour beetles, allowing them to save time and increase survival chances. Sex-related differences in death feigning behavior were also observed, with males exhibiting longer durations.
Engineering associations between plants and nitrogen-fixing microbes using genetic engineering could lessen dependence on synthetic fertilizer. This approach involves bi-directional signaling to release fixed nitrogen, promoting efficient communication between engineered plants and microbes.
Researchers found that blueberries infected with Colletotrichum fioriniae emit odors repelling spotted-wing drosophila. By recreating this aroma, farmers can trick flies into perceiving healthy fruit as infected, reducing the need for insecticides.
Jennifer Kane is studying how microbes interact with Miscanthus roots to boost productivity and sustainability. The research aims to understand what conditions enable the plant to prosper, with potential implications for bioenergy production on marginal lands.
The study reveals that different bee species may be exposed to pesticides differently, complicating assessments of pesticide risk. Neonicotinoid detection increased with wild plant presence in bumble bee pollen, highlighting the need for further investigation.
Researchers developed an impacts-based thresholds approach to better prepare Ohio farmers for drought conditions. The method takes into account changes in soil moisture, crops, and livestock losses to provide earlier and more accurate notice of approaching droughts.
A new study published in BioScience documents the progress of the InvaCost endeavour, which has compiled data on the economic cost of biological invasions. The database now includes over 13,553 entries and provides a clear picture of the major threats posed by invasive species to ecosystems, biodiversity, and human well-being.
A new study from the University of Surrey found that artificial methods for growing lettuce produce twice the amount of the crop as traditional field-based methods. This leads to increased yields with CEA systems producing double the yields compared to field-based agriculture, and up to 300% faster production rates in summer periods.
Researchers discovered a species of fungus that fosters a unique symbiotic relationship with oilseed rape plants, increasing flavonoid biosynthesis and enhancing plant defense against pests. This breakthrough offers promising potential for sustainable agriculture and minimizing ecological footprints.
Researchers have identified an essential stage in the takeover of rice cells by a fungus, which could accelerate treatment or prevention of rice blast disease. The discovery involves a modification in tRNA molecules that aid in protein construction, and its absence leads to reduced virulence.
A new study by the University of Illinois and USDA-Agricultural Research Service has identified the key factors influencing sweet corn yield. The analysis found that seed source is a significant variable, with processors having a choice over which hybrids to use, and high nighttime temperatures also impact yield.
Researchers from Okayama University used CNNs to estimate rice yield from pre-harvest photographs, achieving accuracy of 68-69%. The model highlighted the importance of panicles in yield estimation and showed promise for monitoring rice productivity at regional scales.
Researchers from Iowa State University and Wichita State University are developing a green fertilizer system that captures waste nitrogen and carbon dioxide to produce a fertilizer reducing nitrous oxide emissions. The project aims to promote sustainable farming practices in the Midwest region.
A Dartmouth-led study suggests that expanded irrigation of corn and soybeans in the US could outweigh costs by mid-century. The research found that certain regions, such as North Dakota and Michigan, would benefit from irrigation due to increasing drought conditions.
A new tool helps evaluate pesticide toxicity at high resolution and suggests targeting a few pesticides in watersheds could significantly reduce aquatic toxicity in California. The Environmental Release Tool (ERT) quantifies pesticide applications and toxicity by watershed, covering hundreds of commodities.
Researchers developed a smart agrochemical delivery platform using biomimetic mineralization, which improves crop yield and fruit zinc content. The platform, named MiZIFs, uses zeolitic imidazolate frameworks to encapsulate a synthetic growth regulator, promoting plant growth and stress tolerance.
Researchers at KAUST have isolated a desert microbial strain that enhances drought resilience in Arabidopsis and alfalfa, promoting water use efficiency without affecting crop yields. The microbes modify epigenetic status of drought stress genes and actively change plant root architecture.
A study published in Environmental Chemistry found that over a third of synthetic nitrogen fertilizer use is breaking UK government emissions thresholds. Uninhibited urea fertilizers are the worst offenders, emitting up to 77% of applied nitrogen into the air.
A study found that Japanese beetles are likely to thrive in southeastern Washington and could spread throughout the region from Yakima to the Tri-Cities and north past Moses Lake. The beetles' potential dispersion is influenced by factors such as human activity and suitable habitat.
Research suggests that involving women more in agricultural decision-making can lead to a wider variety of crops being grown, improving nutritional value and environmental benefits. This finding supports the importance of women's empowerment in improving global food supply and protecting low-income farming communities.
The US canned and frozen corn industry is struggling in the Midwest due to climate change, with rainfed production areas experiencing significant declines. The analysis also found a strong relationship between extreme temperatures and sweet corn yield loss.
A meta-analysis reveals that birds generally have a net benefit on production for some crops by controlling pests. Non-lethal measures to deter birds are effective in reducing crop losses. The study found that around 10% of bird species consume crops, with 65% showing a positive effect on woody crop yield.
Researchers have developed bat-inspired drones to eliminate moth pests from greenhouses using sound-based technology. The drones' noise affects moth flight behavior, causing some to fly erratically and others to cease flying altogether.
A new study from the University of Illinois reveals a wealth of untapped diversity in popcorn's genetic code, with over 308,000 variations across the genome. The research may help improve the agronomic performance of the crop and uncover its long history of movement across North America.
Researchers developed a novel DNA marker-based system for identifying Japanese citrus cultivars, enabling quick detection of counterfeit fruit. The method can accurately identify cultivar-specific DNA polymorphisms within minutes, safeguarding Japan's unique citrus industry and its breeders.
Researchers at SRI International have identified genes that enable insects to produce terpenes, a key component of their chemical communication. This breakthrough provides a roadmap for understanding how these chemicals are used and could lead to new ways to protect crops and prevent insect-borne diseases.
Scientists have identified a natural gene variant in barley that enables plants to flower up to 18 days earlier, allowing for improved adaptation to climate change. This discovery could lead to the development of climate-resilient barley varieties with stable yields.
Researchers at the University of California - Riverside have developed a low-cost technology using biochar to remove harmful compounds from reclaimed water, making it safe for agricultural reuse. The biochar-based polishing systems have shown promising results in removing antibiotics and resistant bacteria, potentially reducing the spr...
A new gene variant, RBL1, has been identified in a type of rice that can be modified to improve performance without yield penalties. This breakthrough could lead to more disease-resistant rice crops with high yields, addressing a major threat to the industry and meeting growing global demand.
A novel framework guides informed and effective soil management as carbon sinks, considering context-dependent environmental conditions. Management targeting 'labile' carbon is more effective in increasing carbon sequestration than focusing on 'stabilized' carbon.
Researchers have unlocked the large-scale genomic analysis of foxtail millet, an important cereal crop that has been grown for roughly 11,000 years. The study identified key genes and marker-panels for its evolution and improvement in different environments.
Researchers at TU Delft and EPFL collaborated with ChatGPT to design a tomato-harvesting robot, showcasing the potential of AI in robotics. The study highlights the need for verification and validation of LLM output to prevent misinformation and bias.
The American Phytopathological Society published a special issue on key discoveries in plant pathology, highlighting groundbreaking findings over the past 50 years. These discoveries have significantly impacted plant health, food security, and food safety worldwide.
Researchers at the University of Nebraska-Lincoln have identified new genes that regulate the surge protector in plants, which can help increase photosynthesis efficiency and boost corn yields. The discovery could lead to breeding plants better equipped to capitalize on yield-boosting sunlight.
A new study reveals that diverting streams and rivers for irrigation can significantly extend the time microplastics spend in river catchments. Researchers found a strong link between urbanisation and microplastic concentrations, with microplastic loads increasing downstream of more urbanised areas.
Researchers identified four fungal proteins responsible for suppressing host plant immunity in infectious diseases, leading to distinct host specificity in over 70% of plant diseases. Understanding the mechanism of this specificity may lead to new crop protection technologies.
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 FAO's AquaCrop model has been updated to simulate alfalfa yield with precision, offering valid predictions for different climates and zones. The new feature was developed by the University of Córdoba and IAS-CSIC, using data from Belgium, Turkey, and Canada.
A WVU researcher is creating mathematical models to predict how bioenergy crops enhance and store soil carbon, potentially spurring renewable energy from biological sources. The model considers factors like plant roots, microbes, and feedstocks to determine net carbon benefits or losses.
The HudsonAlpha Institute for Biotechnology has been awarded a $1 million NSF Engines Development Award to establish a green bioeconomy in the Southeast. The project aims to develop carbon-neutral crop technologies and create sustainable consumer goods, reducing climate change impacts from manufacturing.
A new study reveals that crops such as corn, sorghum, and millet have evolved by swapping genetic modules between cells to adapt to environmental changes. Researchers identified trends of gene module trading among the species, which may help scientists pinpoint genes controlling drought tolerance.
A devastating fungal disease, Fusarium wilt of banana (FWB), caused by Tropical Race 4 (TR4) is spreading in Mozambique, jeopardizing banana production. The Cavendish banana variety is highly susceptible to the disease, and lack of access to on-farm data hinders effective containment.
Researchers used an advanced ecosystem model to assess the impacts of winter cover cropping on soil organic carbon accumulation. They found that growing cover crops can increase SOC by 0.33 megagrams per hectare per year and that SOC benefits can be improved through increasing cover crop biomass.
A new machine learning model called DeepCrop was developed to predict plant growth with greater efficiency and accuracy. It can accommodate several input variables and has fewer limitations on data processing, making it suitable for various applications.
Researchers used drones to capture images of corn fields damaged by wild pigs in Texas, finding an average loss of 3,416 kg of corn per hectare and a direct cost to producers of up to $48.24 per hectare. The damage occurred mainly in later growth stages, when corn ears were maturing.
Researchers developed a multifunctional patch that detects plant diseases and abiotic stresses like drought or salinity. The patch can detect viral infections up to a week before symptoms appear, enabling growers to take action earlier.
Researchers at Nagoya University used PESI/MS/MS to analyze anthocyanins in crops, detecting 81 types of compounds in just 3 minutes. This technique simplifies and accelerates the analysis of plant metabolites, which contribute to crop quality and functionality.