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.
A new study published in Agricultural and Forest Meteorology successfully predicts Australian wheat yield two months before the crop matures using a combination of climate and satellite data. The researchers achieved an accuracy rate of approximately 75% in their predictions, outperforming traditional statistical methods.
Scientists at Kobe University created a metabolic pathway and engineered enzymes in microbes to optimize pharmaceutical raw material production. They used a 'Design, Build, Test, Learn' workflow to systematically optimize production processes, resulting in improved alkaloid yields.
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 field experiment in Uganda found that raising tenants' share of crops from 50% to 75% can increase agricultural output by 60%, thanks to higher investment and risk-taking. The change also led to a sharp gain in overall welfare for tenants, but a 20% drop in landlords' income.
The study provides a reference framework for breeding and improvement of the peanut crop, revealing the origin of peanut in South America and genetic mechanisms that generated diversity. The team mapped the entire peanut genome, identifying key traits like seed size and disease resistance.
A UBC researcher's study found that commercial bio-fertilizers may not improve soil quality or crop yields, raising concerns about environmental consequences. The study also highlights the need for more knowledge on the impact of these inoculants on the land and potential invasive species risks.
A new study using genome re-sequencing analyzed 167 yam species and found that cultivated yam was domesticated from a forest species in the Niger River basin. This challenges previous hypotheses on African plant domestication, suggesting West Africa as a major cradle of crop domestication.
A recent US study found that excessive rainfall can reduce corn yield by up to 34% relative to expected yields, similar to the impact of extreme heat and drought. The research highlights the need for improved crop insurance models to address climate change-driven extreme weather events.
For the first time since 1840, farmers in several Northeast states are reporting kiwifruit production operations, with two producers in New Hampshire self-reporting kiwifruit production. The increase in kiwiberry operations is attributed to growing consumer interest, an established valuation of local produce, and a unique culture of di...
A strategic mix of cover crops reduces nitrogen loss in the Chesapeake Bay, while also increasing yields in subsequent cash crops. Mixtures with a high proportion of legumes and a low rate of cereal rye are most effective.
A new study concludes that EU's restrictive regulation of GMO crops cannot be justified, even considering risks to the environment. The researchers argue that GMO crops can be consistent with organic farming principles and should not be treated differently from conventional products.
The 2018 Mississippi State University Row Crop Short Course presented topics such as nematode management, weed control, off-target movement of herbicides, and the economic outlook for row crops. Presentations are now available online through the "Focus on Cotton" series.
The genome assembly of durum wheat has provided new insights into its domestication history and genetic properties. The study revealed a mutation that leads to high cadmium content in grains, enabling plant breeders to selectively breed modern durum cultivars with reduced cadmium levels.
Researchers discovered fossil evidence of early taro cultivation in southern Polynesia, suggesting a history of taro production on the islands. The study indicates that fire was used for clearing forest cover during early cultivation, followed by a decrease in fire and an increase in short-lived plants as production intensified.
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.
Researchers at the University of Warwick found that sorghum's gene diversity has decreased over time due to agricultural practices. The crop's ancestors hold the key to its future survival and potential adaptation to climate change.
Researchers found that injecting manure into the soil versus broadcasting it on the surface can conserve nitrogen, while planting rye as a winter cover crop or double-cropping rye and corn can increase forage production. By incorporating these strategies, dairy farmers can reduce nitrogen loss and improve water quality.
Researchers at Cold Spring Harbor Laboratory identified a relationship between maize crop yield and genetic activity associated with the RAMOSA3 gene. The discovery suggests that the gene may be 'moonlighting' with a hidden activity controlling branching.
A new crop-climate coupled model simulates crop development and production, offering improved accuracy in climate predictions. The model successfully captures crop phenology and corrects biases in the original climate model, making it a valuable tool for global change studies.
A recent study found that high levels of inorganic P-fertilizer can reduce microbial functions critical to crop health. Soil microorganisms from treated soils negatively impacted plant yield. The study suggests excessive phosphate fertilizer use may have lasting negative effects on crop productivity.
Researchers project timing and location of precipitation changes relevant to agricultural crop production due to climate change. Precipitation patterns are expected to increase in high latitudes like North America and Europe by 2020s or have already emerged in regions such as the Mediterranean.
A study by Leibniz Institute of Plant Genetics and Crop Plant Research has identified the GNI-A1 gene as a key player in regulating floret fertility in wheat. The gene's reduced-function allele was found to increase fertile florets, leading to higher grain counts and yields.
A new study estimates that living in districts with intense crop residue burning increases the risk of acute respiratory infection three-fold among children. The study also found that crop burning causes an estimated USD 30 billion annual economic loss due to exposure to air pollution. Implementing targeted government initiatives can i...
Researchers at La Trobe University and CSIRO found that early sowing of winter wheats can increase Australian wheat crop yields and global food security. The approach could add $1.8 billion to the national economy, with potential yield increases of 20%.
A multinational review of peppers/chilis (Capsicum species) explores various aspects, including taxonomy, genetic resources, cytogenetic studies, and capsaicinoid biosynthesis. The crop's global production, cultivation, and economic value are also examined.
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.
A study published in Nature Sustainability identified 226 food production shocks across 134 nations over a 53-year period. The research found that extreme weather events and geopolitical factors are major drivers of these shocks, posing a growing danger to global food production.
Researchers have developed an efficient way to manage nitrogen in agriculture, using light sensors to monitor crop health and vitality. This approach reduces nitrogen fertilizer application, decreases environmental pollution, and lowers greenhouse gas emissions, increasing economic returns for farmers.
A study reveals that introducing a parasitic wasp to control the cassava mealybug can reduce crop losses, restore farm profitability, and slow deforestation. The approach provides a sustainable solution for tackling invasive species, promoting biodiversity conservation and profitable farming.
A new study engineered transgenic tobacco plants with synthetic metabolic pathways to bypass photorespiration, increasing dry weight biomass by large margins. The approach has potential implications for improving crop yields globally, especially for crops like rice and wheat.
A team of researchers at Nagoya University has discovered a highly potent and selective molecule, SPL7, that can induce suicidal germination in Striga seeds, allowing for effective control over the parasitic weed. This breakthrough could alleviate Striga infestation and save crop losses worth billions of US dollars every year.
Researchers examined pollen dispersal in traditional buckwheat processing, finding that pollen content reached over 70% during threshing and sieving stages. This study provides a scientific basis for identifying crop processing remains in archaeological sites and assessing human agricultural activities.
Researchers found that shifting premium payments to harvest time increased insurance adoption by 67 percentage points. This solution addresses cash constraints and present bias, crucial for success.
Researchers found that conservation tillage combined with straw mulch improves soil moisture, seedling emergence rates, and marketable yield. Straw mulch proved to be the most effective option for increasing potato tuber yield, leading to a 14.9% increase in yields compared to conventional tillage.
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.
A world collection of over 22,000 barley varieties has been characterised at the molecular level, enabling effective use of genebank collections in research and breeding. The dataset guides the identification of duplicate samples and provides insights into global barley diversity.
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.
Researchers discovered a gene, SRG1, that boosts plant defense against bacterial and viral infections. Higher levels of defence proteins enabled more resistant crops, with potential applications in reducing crop losses worldwide.
A recent study found that a new bacterial pathogen, Erwinia tracheiphila, emerged from the introduction of foreign crop plants to North America. The pathogen's genome shows dramatic changes, suggesting it has recently evolved as a pathogen, primarily affecting cucurbits grown in intensive monocultures.
A team of researchers has successfully engineered a more productive corn variety that can better cope with future climates. By increasing the enzyme Rubisco, which captures CO2 from the atmosphere, they achieved a 15% improvement in crop biomass and CO2 assimilation.
Researchers have developed a new crop through genome editing, combining the benefits of wild plants with desirable traits. The new tomato variant boasts increased antioxidant content, larger fruit size, and improved compact growth, offering potential health benefits.
Researchers examined farming practices' impact on European maize yields under climate change and found optimal flowering times could mitigate effects. Optimizing crop cycle durations increased yields by 4-7% in projected 2050 climate conditions.
Researchers discovered that fossil ants preserved in amber had specialized structures to support bacteria that produced antibiotics, helping them combat crop diseases. This ancient ant-bacteria symbiosis evolved independently three times and may hold clues for reducing antibiotic resistance in humans.
The importance of plant genetic resources cannot be overstated, as they provide the building blocks for crop breeding and research. Crop wild relatives, in particular, offer valuable traits like drought tolerance that can help ensure global food security.
Researchers found that soil's health can be improved through agronomic management, such as cover crops and conservation tillage. This approach can help preserve crop yields and mitigate the effects of climate change on global food supply.
Scientists at Australian National University have engineered tiny carbon-capturing engines from blue-green algae into plants, promising a 60% increase in plant growth and yield. This breakthrough improves the way crops convert carbon dioxide, water, and sunlight into energy through enhanced photosynthesis.
Rising global temperatures will lead to increased pest pressure and crop losses, especially in temperate regions, with wheat, rice, and maize facing substantial declines. Crop losses are projected to rise by 10-25% per degree of warming, with the most severe impacts expected in countries like France and China.
A new study predicts that rising insect populations will lead to significant crop losses due to increased metabolic rates and population growth with temperature. Global yield losses for major crops are expected to increase by 10-25% per degree of surface warming, threatening the already fragile global food supply.
A new study projects a 50-100% increase in pest-induced crop losses in European wheat and 30-40% increases in North American maize, even with reduced greenhouse gas emissions. Insect population growth is expected to be fueled by warmer temperatures, leading to significant pressure on grain producers.
Researchers project that insect activity will increase along with temperatures, boosting worldwide losses of rice, corn and wheat by 10-25 percent. For a 2-degree Celsius rise in surface temperatures, median losses in yield due to insect activity would be 31% for corn, 19% for rice and 46% for wheat.
The US Department of Energy has awarded a $1.1 million grant to the University of Illinois for sorghum disease resistance research. The project aims to develop host resistance in sorghum, a key trait for lignocellulosic bioenergy production, by leveraging knowledge from corn.
Researchers found that climate during wheat growing season has become warmer and drier in the past, causing changes in wheat phenology. The study reveals significant differences in phenological changes across regions and attributes these changes to both climate change and crop management measures.
A new carrier to transfer genes into plants has enabled crop scientists to study traits and diseases in wheat and maize more quickly and easily. The Foxtail mosaic virus (FoMV) has overcome limitations of existing carriers, allowing for the expression of a wide range of proteins in host plants.
Researchers found that Ebola outbreaks have a lasting negative impact on Liberian agricultural production, income, and food security. Despite no difference in annual household income between affected and unaffected areas, communities with EVD experienced greater crop production losses.
A study published in PLOS ONE suggests that southwest Amazonia was a key region for early crop cultivation, with evidence of manioc, squash, and other crops dating back over 8,000 years. The findings indicate that people in the region transitioned to agriculture before 6,000 years ago, leading to landscape modification.
Rice plants engineered to have fewer stomata are more tolerant of drought and resilient to future climate change, conserving water and surviving longer under drought and high temperatures. This discovery has significant implications for food security as much of the global rice crop relies on rain-fed agricultural systems.
A new research collection targets insect pests of pulse crops, providing guidance on integrated pest management. The collection features nine articles covering major pests, microbial control methods, and economic threshold levels.
Researchers have developed a low-cost, open-source field imaging system that enables real-time tracking of plant movement and lodging resistance. The system uses commercial hardware and electronics to capture high-quality videos of plant movement under windy conditions.