Articles tagged with Agricultural Chemistry
A study published in the Journal of Apicultural Research found that combining a widely used mite-killing pesticide with an agent inhibiting its tolerance can effectively control varroa mites. The new treatment increases amitraz's killing power by 50% and shows promise for developing novel synergists to target these destructive mites.
Researchers analyzed ancient maize cob fragments to reconstruct agricultural practices from nearly a millennium ago. The study reveals that the Chincha Kingdom used seabird guano as a high-powered fertilizer, transforming a desert landscape into one of the most productive riverine valleys in Peru.
A new study reveals that current pesticide use trends fall short of the 50% reduction target by 2030, threatening global biodiversity. The research team analyzed global pesticide data and found significant increases in applied toxicity, driven by higher amounts applied and growing toxicity of active ingredients.
University of Houston engineers have discovered that melatonin helps plants grow by adjusting biological processes to coincide with daily cycles. The hormone also enhances photosynthesis and improves stress tolerance in crops.
Researchers found that linear isomers of PFOS accumulate more in fish-eating birds and tissue, whereas branched isomers dominate wastewater and benthic fish. This suggests that consumers eating bottom-dwelling species may be exposed to higher levels of PFAS.
A new study found that black carbon formed during wheat straw burning can significantly reduce the spread of antibiotic resistance genes in soil and soybean crops. Black carbon altered nutrient availability, modified the physical and chemical aging of mulch films, contributing to reduced gene transfer.
A new international study published in Insect Science offers a more complex picture of insect populations. High-flying migratory insects have remained largely stable over nine decades, but agricultural pests are on the rise, posing a persistent threat to food security.
A new study analyzing soils across Kansas found that the legacy effects of soil microbes can have significant impacts on plant growth, particularly for native species. Researchers discovered that plants grown with microbes adapted to specific local conditions performed better under drought conditions, suggesting a potential source of g...
Researchers from Kyushu University have identified a potent compound, 2Z-decaprenol, in the leaves of the Manchurian walnut tree that inhibits weed growth. The discovery could pave the way for a new class of sustainable herbicides.
Researchers create novel compounds that kill bacteria in a new way, reducing the risk of side effects and environmental harm. The compounds have been shown to be effective in preventing bovine mastitis without affecting milk quality.
Abel's projects aim to create locally specialized environments for enzymes, reducing energy consumption and increasing production efficiency in biomanufacturing processes. His lab will also develop modular metabolic reaction networks, combining components to efficiently build new biomanufacturing processes.
Researchers identify pesticide toxicity as a major concern, while PFAS accumulation poses long-term environmental risks. The study advocates for reducing the number of chemicals produced and used to ensure regulatory control over their impact on humans and the environment.
A new study reveals the rules of protein tolerance to dehydration and rehydration, identifying key traits such as surface chemistry and function. The research enables novel protein design and potential applications in biotechnology, including extended shelf life for therapeutics and food.
Researchers found that short-term alperujo storage (3 months) improves compost yields and reduces greenhouse gas emissions. Phenolic compounds are efficiently removed, making the final product safer for fields.
A new study warns that PFAS, used in products since the 1940s, persist in soil, water, crops, and livestock for decades, accumulating in edible plants and livestock. Exposure to PFAS has been linked to immune system suppression, liver and kidney toxicity, hormone disruption, and certain cancers.
A new study by Environmental Working Group found that consuming certain fruits and vegetables can increase pesticide levels in people's bodies. The study suggests that everyday food choices can drive significant pesticide exposure and highlights the need for safer food systems.
Bionema's innovative bio-based pellets use Loline alkaloids to deliver a safe, sustainable solution for controlling slugs and snails in crops. The project is expected to generate £50 million in the UK and £100 million globally by 2035.
Researchers have developed a promising strategy to tackle soil pollution using element-doped biochar. The approach involves enhancing plain biochar with elements like nitrogen, oxygen, sulfur, and phosphorus to improve its ability to stabilize heavy metals.
A recent study by Leibniz Institute for Food Systems Biology at the Technical University of Munich shows that extremely dwarf wheat has a less favorable gluten composition than semi-dwarf or tall wild-type wheat. This can lead to poorer baking properties. Environmental conditions also play a significant role in shaping gluten composition.
Researchers developed a new test to measure calcium digestibility in poultry feed, reflecting results of an older method, and found that both tests offer reliable results. The study's findings could help poultry producers optimize feed efficiency and reduce losses by millions of dollars.
A Northwestern University study discovered that organic matter enhances soil's ability to retain water, even in desert-like conditions. Carbohydrates form bridges between organic molecules and soil minerals, locking in moisture that would otherwise evaporate.
A team of researchers found that co-cultivating common bean plants with fragrant bush basil increases the expression of a key gene in plant defense mechanisms, reducing egg-laying activity of agricultural pests. This natural pest control method uses VOCs emitted by bush basil to attract beneficial insects and trigger plant defenses.
A new study found that global climate conditions affect the spore traits of arbuscular mycorrhizal fungi, influencing their survival, spread, and interaction with plants. The research provides insights into the environmental adaptations of microorganisms, which could guide soil restoration and food production.
Researchers at Shibaura Institute of Technology have developed a scalable and safer method to generate hydrogen fluoride, eliminating the need for pressurized HF gas and corrosive liquid reagents. The new fluorinating complexes can be used for pharmaceuticals, functional materials, and molecular probes.
Researchers have discovered biological triggers of oil production in oats, which will help processing and drive demand for Australian-grown oats. The study identified key enzymes involved in oil synthesis, which could be genetically manipulated to lower oil content.
Agricultural systems scientist Bruno Basso's research at Michigan State University provides a dynamic baseline approach to measure climate benefits in agricultural carbon markets. The study evaluates both soil organic carbon sequestration and nitrous oxide emissions, offering a comprehensive assessment of net climate impact.
A new tool allows researchers to probe the metabolic processes of key citrus crop, clementine, to improve yields, flavor, and nutritional value. The comprehensive genome-scale model captures Citrus clementina's metabolism with exceptional accuracy, enabling simulating economically-relevant scenarios.
Research suggests that nine commonly used pesticides in viticulture have significantly underestimated environmental impact, with half-lives exceeding two days and potential for long-range transport.
New research claims adding lime to agricultural soils can remove CO2 from the atmosphere, rather than cause emissions. The study, based on over 100 years of data, shows that the addition of acidity is the main driver for CO2 emissions from soils.
Preliminary research suggests that climate change can lead to a reduction in nutritional quality in food crops, with potential devastating consequences for human health. The study found that elevated CO2 levels and hotter temperatures can exacerbate this decline, particularly affecting essential proteins, minerals, and antioxidants.
Researchers enhance rubisco's catalytic efficiency by up to 25 percent using directed evolution, a technique that speeds up the process. The goal is to improve crop yields and boost photosynthetic rates in plants.
New research reveals that chlorothalonil, a widely used fungicide, severely impacts insect reproduction and survival in fruit flies, even at low concentrations. The study found a 37% drop in egg production with minimal exposure.
A recent study published in Science found that only a small fraction of potentially environmentally relevant chemicals are monitored. The researchers analyzed large datasets to assess the environmental risks of highly toxic chemicals, highlighting the limitations of current chemical monitoring.
A new study reveals how nanoparticles can interfere with photosynthesis in plants, reducing their ability to convert sunlight into food. The research team found that nanoparticles undergo changes in pH and pick up lipid coatings from plant membranes, boosting their binding to RuBisCO and impairing its function.
The study develops a stochastic dynamic programming model that accounts for cumulative effects of cover crops on soil fertility, uncertain future prices, and irreversibility of sunk machinery costs. The findings suggest a threshold level of soil fertility above which it is optimal to adopt cover crops, favoring no-till practices.
Researchers at Washington University in St. Louis have made strides in removing selenium contamination from water using iron electrocoagulation, a process that generates iron-containing solids with large surface areas to bind selenium. The method removed more than 98% of selenium by flowing through an iron reactor for 11 seconds and se...
Researchers have discovered a way to enhance wheat plants' sugar signalling ability, increasing yields by up to 12%. The new technology uses a Trehalose 6-phosphate pre-signalling molecule to activate the pathway for starch synthesis, leading to increased photosynthesis and grain filling.
Researchers found that pathogenic bacteria like Pseudomonas syringae produce glycosyrin, a molecule that blocks plant immune surveillance. Plants have evolved countermeasures to strip away sugars from flagellin, but this bacterial strategy disrupts these defenses and creates conditions favorable for bacterial growth.
A new edible biofilm developed by Brazilian researchers extends the shelf life of strawberries by up to 11% while preserving their freshness, taste, and aroma. The film, made from pomegranate peel extract and natural polymers, acts as a barrier to microorganisms, moisture loss, and gas exchange.
Avelino Corma, John Hartwig, and Helmut Schwarz received the BBVA Foundation Frontiers of Knowledge Award for their fundamental advances in catalysis. They have improved efficiency and reduced energy consumption in various industrial processes through their innovative catalysts.
A team from Tokyo University of Science developed a novel trivalent platform for triple click chemistry, allowing for the efficient synthesis of complex compounds. The approach utilizes simple initial materials and promotes sustainable pharmaceutical synthesis.
Researchers at Chalmers University of Technology found that biochar significantly reduces DDT uptake by earthworms in contaminated soil, halving the toxin's presence. This method could enable farming on land deemed unusable due to environmental risks.
Researchers found that the presence of a fungus increases the pH of the soil, promoting growth of beneficial bacteria. This interaction could lead to sustainable agricultural practices by harnessing microbial interactions to combat plant diseases.
This study analyzed soil VOC levels and their correlation with soil physical properties, ionome, microbiome, metabolome, and rhizosphere chemicals. The results reveal that soil VOC profiles can be reliable indicators for evaluating soil health in agricultural environments.
Recent research highlights the multifaceted potential of chestnut tannin in various sectors, including its use as a replacement for antibiotics in animal feed and as a biostimulant and biofertilizer in agriculture. The compound's high biological activity is attributed to its ortho-phenolic groups.
Researchers at the University of Pittsburgh mapped nitrogen losses county by county, finding high spatial disconnects between where beef is eaten and where nitrogen impacts are felt. This disconnect results in people living far from the area where their beef was produced experiencing negative environmental effects.
A comprehensive study reveals that per- and polyfluoroalkyl substances (PFAS) are increasingly added to US pesticide products, contaminating waterways and posing potential threats to human health. The study found that pesticides containing PFAS are widely used in staple foods, flea treatments for pets, and insect-killing sprays.
A recent study finds semi-natural habitats play a crucial role in conserving pollinator diversity, outpacing the impact of pesticide use. The research suggests that prioritizing habitat conservation can be more effective than reducing pesticide application in rice fields.
Researchers at Colorado State University have developed a new approach to speed up the development of pharmaceuticals and pesticides. By deconstructing and reassembling common compounds known as heterocycles, scientists can rapidly change their characteristics without extensive synthesis.
A team of scientists at Tokyo University of Science has discovered a novel substituent migration reaction that enables the creation of complex benzofurans. This breakthrough synthesis method uses alkynyl sulfoxide and trifluoroacetic anhydride to produce highly functionalized benzofurans with high yields.
Researchers at Oregon State University have identified a metal-organic framework that can completely remove and break down glyphosate, a widely used herbicide. The material, Sc-TBAPy, shows faster adsorption and photodegradation of glyphosate compared to other MOFs.
Researchers at Martin-Luther-Universität Halle-Wittenberg developed novel RNA- or DNA-based substances that reliably fight off viral infections in plants. The new approach uses antisense oligonucleotides to target specific viral RNA molecules, achieving an impressive up to 90% success rate against a common virus.
A spatial model predicts pesticide exposure in bumblebees, explaining nearly 75% of the spatial variation. The model uses data on pesticide application and crop characteristics, but not flower attractiveness or chemical persistence.
Researchers at Stockholm University have successfully studied the surface of iron and ruthenium catalysts during ammonia production, shedding light on the reaction mechanism. The findings open up possibilities for developing more efficient materials, which could contribute to a green transition in the chemical industry.
Researchers have developed a novel method to produce a selective anticancer precursor substance. The synthesis involves the reaction of metal-active oxygen species with nitrile, utilizing cost-effective metals at lower temperatures. This breakthrough opens up new possibilities in developing innovative drugs against cancer.
Researchers found that quercetin in red wine can cause headaches due to its interference with alcohol metabolism, leading to high levels of acetaldehyde. The study suggests a new hypothesis for why some people experience red wine headaches, particularly those with pre-existing migraine or primary headache conditions.
Researchers found that sunflower stem extracts can prevent gray mold in blueberries by destroying the fungus's plasma membrane and preventing it from forming biofilms. The extracts protected almost half of the berries from mold growth over six days.
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.
Researchers from the University of Bern found that maize roots secrete chemicals that improve soil quality and increase wheat yields. The study demonstrates potential for using specialized plant compounds to enhance crop productivity through variety-specific rotations.
Researchers developed a new method to estimate soil organic carbon stocks in agricultural fields, reducing the number of samples needed by 30%. The approach uses doubly balanced sampling and accounts for auxiliary information available in elevation maps, satellite images, and previous surveys. By improving soil sampling efficiency, thi...