Articles tagged with Crop Yields
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A new study suggests that sustainable irrigation can boost crop productivity to feed 1.4 billion more people, reducing environmental impacts and clearing natural land for agriculture. However, climate change may complicate this calculus, requiring additional research on water management strategies.
A new Stanford University-led study reveals that reducing nitrogen oxides emissions by half can improve crop yields by up to 25% in certain regions. The analysis used satellite images to map NOx levels and their impact on agriculture, providing valuable insights into the effects of air pollution on food production.
A new wiring diagram illustrates complex interactions between wheat traits to inform breeding decisions and future research. The tool shows connections among traits that may not have been apparent, serving as a decision support tool for crop scientists.
A recent study reveals that climate change has driven shifts in European grain production, with Eastern Europe taking on a greater role. The shift is attributed to technological advancements and global climate change, which have increased crop yields in the region.
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.
Researchers found that diverse landscape compositions with faba beans led to higher bumblebee densities, increased pollination success, and higher bean yields. Short-tongued bumblebees stole nectar more frequently from faba beans when there was a high proportion of faba beans in the landscape.
Research reveals that climate change and drought can cause significant yield losses in soybeans, even with high levels of weed control. To mitigate this, farmers need to adopt integrated weed management strategies, including the use of soil-residual herbicides and late-maturing soybean varieties.
Researchers have made a breakthrough in controlling bacterial nitrogen fixation by cereals, enabling them to produce their own ammonia fertiliser. This development has the potential to reduce reliance on industrially produced ammonia-based fertilisers and mitigate environmental pollution and greenhouse gas emissions.
Researchers found that gene duplications can complicate crop improvements, with some plants showing little effect despite similar mutations. This study highlights the need to understand evolutionary changes in plant genomes to develop more predictable crop improvements.
Researchers have developed a simple, biodegradable ground cover that keeps soil wet longer and increases crop yields. The wax-coated sand barrier decreased soil moisture loss by up to 50-80% and improved plant growth, including increased fruit and grain production.
Researchers have found that altering carotenoid metabolism in tomato plants increases fruit yield by up to 77% and enhances nutritional content. The modified plants also show improved tolerance to abiotic stresses like drought and salinity.
Researchers warn that deforestation and climate change are exacerbating drought conditions in Brazil's agricultural frontier, threatening soybean yields. The study analyzed changes in hydrology and weather patterns over four decades, highlighting a rise in temperatures, dry days, and decreased precipitation.
A recent field study examines the 2006 Abuja Declaration's effects on N fertilizer use, yield potential, and soil fertility. The study found that partial N balances exceeded optimal ranges, highlighting insufficient N input and elevated risk of soil depletion.
Researchers found that soybean plants adjacent to pollinator habitats produce larger seeds due to increased bee visitation. The presence of pollinators also influences the bee communities in soybean fields, with bees leaving for outside flowers less likely.
Researchers warn of substantial risks associated with AI in agriculture, including cyber-attacks and environmental degradation. They suggest involving ecologists in technology design to avoid scenarios like overuse of fertilisers and soil erosion.
Researchers at RIKEN CSRS have developed a non-transgenic method to modify plant genes using a bioactive molecule spray, which can be used to improve crop yield and resistance to pests. The technique has shown promising results in improving economically desirable quality traits in crops.
The study analyzes the costs and effectiveness of climate change adaptation measures in agriculture, highlighting integration of different techniques as a key factor. Climate smart agriculture and conservation agriculture can provide benefits in terms of both adaptation and mitigation of climate change.
A group of plant pathologists have compiled a recovery plan to mitigate tar spot's impact on corn production. The plan reviews current knowledge and future needs, enabling the dissemination of best management practices across state lines.
Banana Blood disease has arrived in mainland Malaysia, spreading rapidly across the country and potentially threatening food security. The disease, first reported in Indonesia in 1905, has already devastated banana plantations in many parts of Southeast Asia.
A major new study found that woodland and hedgerow creation can support higher numbers of pollinators, including bees, hoverflies, and butterflies. The survey, which covered hundreds of sites across Wales, revealed the importance of carefully managed habitats in land management incentive schemes.
Researchers have identified a series of traits linked to rice plant fitness under drought, including increased crown root density. The study found that interactions between roots and beneficial soil organisms may enhance drought tolerance by improving access to nutrients.
A new Illinois study compares performance of static and dynamic nitrogen recommendation tools, finding that complex dynamic tools do not consistently increase profits but offer a 15% reduction in nitrogen leaching. The researchers highlight the need to refine these tools and prioritize environmental outcomes over economic gains.
A NASA study published in Nature Food projects that climate change will affect crop yields as early as 2030. Maize yields are projected to decline by 24%, while wheat yields could increase by 17%. The changes are due to rising temperatures, shifting rainfall patterns, and elevated carbon dioxide concentrations.
A NASA/PIK study found that new climate conditions will push crop yields outside of their normal range in more regions, particularly in breadbasket areas. This could lead to severe losses for farmers unless they adapt quickly by changing planting dates or using different crop varieties.
Plants redirect resources from root growth to stem development when shaded, limiting yields and biomass. Researchers discovered key genes involved in this process, including WRKY proteins and ethylene signaling.
Researchers will test inexpensive techniques to increase asymbiotic nitrogen fixation, aiming to reduce reliance on expensive certified organic fertilizers. The project aims to provide evidence for a cheap, effective, and sustainable form of nitrogen for organically managed crops.
Deploying honeybees on solar parks in the UK could raise crop yields and financial returns, with soft fruits and oilseed benefiting the most. The study found that prioritizing these crops within a 1.5km honeybee foraging radius around solar parks could boost values by £80 million annually.
A meta-analysis by the University of Basel found that no-till farming alone does not achieve desired results in sustainable agriculture. Retaining crop residues on fields after harvest prevails over no-till farming in promoting carbon storage, soil protection and increased yields.
Over an 80-year period, marketable ear mass in sweet corn hybrids grown at high densities increased by 2.85 tons per acre, while fresh kernel mass and recovery showed minimal changes. Modern hybrids were found to be more suitable for growth at high densities due to their compact plant architecture.
University of Illinois researchers discovered waterhemp's unique mechanism to detoxify the herbicide SA3, adding complexity to controlling this weed. This finding raises concerns about the potential for waterhemp to resist new herbicides before they are even commercialized.
A new chemical discovered by a UC Riverside team helps dormant seeds germinate, increasing crop yields and food supply. The compound, Antabactin, blocks ABA hormone receptors, allowing seeds to sprout in response to environmental stressors.
A new University of Illinois study integrates field data and advanced mathematical modeling to understand how cover crops affect soil water, nitrogen, and oxygen dynamics. The research finds that proper management of cover crops can balance their benefits with cash crop yields, while ignoring the impacts without optimization.
Researchers at UMD are developing CRISPR-Combo systems to improve genome editing and crop regeneration. The technology aims to reduce the time and cost of breeding new crop varieties with enhanced nutritional and agronomic traits.
Researchers found that late-season weeds had a significant impact on corn yields, with minimal control resulting in an average loss of 50% and exacerbating crop losses under hot or dry conditions. The study suggests that climate change is not the only factor affecting corn yield, but rather its interaction with weeds.
A comprehensive review found that site-specific nutrient management (SSNM) increases yield by 12% and profitability by 15%, while saving 18 kg N/ha and reducing environmental risk. SSNM can detect and correct long-standing nutrient input inadequacies, improving outcomes.
A recent study published in Frontiers in Plant Science found that coastal grape growers in California can reduce irrigation levels by up to 50% during droughts without affecting crop yields or flavor profile. This reduction also leads to a decrease in water footprint and improved water use efficiency.
Citrus canker has reappeared in Texas after a 70-year absence, threatening the state's $200M commercial citrus industry. Collaborative eradication efforts are underway between the USDA, Texas Department of Agriculture, and universities to prevent further spread.
Research suggests climate change will increase disease pressure in some regions and reduce it in others. Model projections indicate that rising temperatures will boost yields in temperate areas while having little effect on tropical regions.
A new model integrates advanced models and observational data to track carbon cycles in agroecosystems, validating its performance and demonstrating its potential for estimating different carbon components. This solution has the potential to advance precision agriculture and inform sustainable farming practices.
Researchers developed a 'site-specific' strategy to improve cereal yields in Nepalese smallholder farms, outperforming traditional generalized approaches. The Nutrient Expert system uses machine learning to identify crop-specific nutrient requirements, optimizing yield and resource efficiency.
The study found that under an intermediate greenhouse emission scenario, temperatures will rise during dry episodes but long-lasting dry episodes will not increase. However, if emissions are not reduced, summer no-rain periods will last five more years and temperatures will rise by 6ºC.
UC Riverside researchers identified a gene, RCB, that enables plants to sense heat and respond accordingly. This discovery is crucial in developing heat-tolerant crops to address the impact of global warming on crop yields by one-third by 2050.
A new study published in Nature Climate Change suggests that intensified rainstorms predicted for a warmer climate may efficiently water major crops, partially offsetting projected yield declines caused by rising heat. The research found that years with heavy rains of up to 20 millimeters per hour resulted in higher yields.
Researchers used a Skoltech supercomputer to perform sensitivity analysis on soil parameters for crop yield prediction. They found that certain input factors, such as fertilizer usage, significantly impacted crop yields.
Researchers call for integrated management strategy to combat Mimosa diplotricha's impact on crop yields, biodiversity, and local livelihoods. The invasive weed is threatening the region's agricultural productivity and socio-ecological balance.
A new study by Cornell University and Washington State University found that climate change will force farmers to choose between lower yields and higher revenue volatility. The research team used a model to explore the impact of drought-tolerant crop varieties, which can improve average yields but also increase revenue fluctuations.
A global meta-analysis of organic farming systems reveals a significant increase in biodiversity and profitability relative to conventional agriculture. The study found that larger field sizes around organic sites are associated with higher biodiversity, but lower crop yields and profit margins compared to conventional sites.
A new study found that shutting down coal-fired plants in the US reduces nearby pollution, saving an estimated 26,610 lives between 2005 and 2016. The transition from coal to natural gas also improves crop yields, with a loss of 10.2 billion bushels of crops avoided.
Midwest farmers adopting reduced tillage increased corn and soybean yields by 3.3% and 0.74%, respectively, while improving soil health and lowering production costs.
A new study reveals that climate change could significantly reduce or eliminate gains in banana crop yields worldwide, with 27 countries experiencing increased yields since 1961. By 2050, 10 major producers including India and Brazil are predicted to see significant declines in yields.
Researchers have isolated over 40 different bacteria isolates that can tolerate ocean-level salt content, including Halomonas and Bacillus, which stimulate plant growth in high-saline conditions.
A new line of barley has been bred to resist heat, salt, and drought, producing up to 20% higher yields under adverse conditions. The breed combines the advantageous properties of industrial and wild barley, with genetic analysis revealing key gene variants for improved stress tolerance.
A new computer model simulates stomatal movements in response to light, enabling scientists to predict crop yields and climate change effects. The model has the potential to create virtual plants for more accurate predictions, improving food productivity sustainably.
Researchers argue that increasing crop yields is insufficient to end global hunger, as it overlooks the environmental impacts and nutritional quality of diets. A new study suggests that adopting ecological principles can improve the environmental sustainability of food production and promote biodiversity.
Researchers found that climate extremes account for 18%-43% of yield fluctuations in staple crops like maize and spring wheat. Temperature, rather than precipitation, plays a significant role in predicting crop yields.
A team of scientists has developed a dynamic model that predicts which photosynthetic manipulations will boost wheat and sorghum crop yields. The study found that enhancing photosynthesis can increase or decrease crop yield depending on environmental conditions.
A new paper by Yale researchers confirms that increasing soil organic carbon boosts yields until concentrations reach about 2 percent, after which returns diminish. Roughly two-thirds of agricultural soils dedicated to maize and wheat fall below this threshold, suggesting vast potential for policies promoting increased SOM.
Researchers with NASA and UChicago institutions developed a new approach to improve crop yield predictions by incorporating planting and harvesting data into models. This method shows improved accuracy in matching observed yields, enabling more robust simulations of droughts and heat waves' impacts on food supplies and prices.
Scientists have identified a significant link between spring cold spells and crop yield losses in North China. Continuous negative temperature anomalies during these events can lead to devastating effects on wheat yields, resulting in losses of up to 20%.
A new study by Harvard researchers found that warmer temperatures and localized cooling have contributed to increased maize production in the US. A longer growing season and reduced exposure to high temperatures have boosted yields, with over a quarter of the increase attributed to these factors.