Articles tagged with Crops
A systematic overview of over 100 studies reveals organic agriculture yields are higher than previously estimated, with certain practices further shrinking the productivity gap. Organic farming can be a competitive alternative to industrial agriculture when it comes to food production.
A study found unheated high tunnels to be an effective method for finishing cold-tolerant annuals, reducing plant mortality and delays in days to flower. The use of high tunnels also led to improvements in measures of plant quality, such as shorter, more compact plants.
A new study compares machine and hand harvest techniques for specialty cider apples, finding that machine harvesting requires significantly less labor and increases apple yield. The research suggests that machine harvesting could be a viable option for US apple growers to meet growing demand for hard cider.
Researchers found that nitric oxide signals plants to limit nitrogen uptake, allowing for optimal growth without excess pollution. This discovery could inform crop breeding and fertilizer use, resulting in more sustainable agriculture.
A recent study published in Nature found that no-till farming often leads to yield declines compared to conventional tillage systems, except in dryland areas where it can show promise. Implementing all three conservation agriculture principles is crucial for maximizing yields and minimizing environmental impacts.
Scientists at NH Agricultural Experiment Station will apply DNA-based tools to create new rosaceous crop varieties, including strawberries, with improved product quality and disease resistance. The five-year grant aims to develop commercial scion and rootstock cultivars for local growers and organic production.
Researchers found compounds in Camelina sativa seed that increase liver detoxification enzymes fivefold, showcasing its potential as a nutritional supplement and anti-cancer agent. The bioactive ingredients work synergistically when combined, similar to sulforaphane in broccoli.
A new scientific review of genetically engineered feeds in livestock diets concludes that feeding these crops has no impact on the health or productivity of animals. The review examines nearly 30 years worth of data from over 100 billion animals, revealing comparable performance and health between GE-fed and non-GE-fed animals.
NASA's Terra satellite captured images of Tropical Storm Kalmaegi weakening over Vietnam after making landfall on September 17. The storm caused significant damage to homes, crops, and trees in the northern Vietnamese province of Quang Ninh.
A new computer model simulates how plants grow under varying conditions, providing valuable insights into nutrient distribution and adaptation to changing climates. The study's findings could lead to the development of crop varieties with high yields in specific environmental conditions.
The Brown Marmorated Stink Bug is an invasive, herbivorous insect species causing significant damage to crops. The new article provides information on its life stages, chemical ecology, and biological control options, including natural enemies and sustainable strategies for integrated pest management.
Researchers at Duke University have identified a gene, called OSCA1, that helps plants sense water availability and adjust their water conservation machinery accordingly. The findings could lead to new ways to help crops thrive when water is scarce.
SRAP markers exhibit high variability and are less technically demanding than traditional methods, making them suitable for various research fields including plant systematics, biogeography, conservation, and ecology. The new study suggests that these markers will be useful when paired with next-generation sequencing technologies.
Researchers suggest genetically edited fruit could be more acceptable in Europe, with potential applications in vitamin A production and browning prevention. Genome editing tools like CRISPR enable precise adjustments to natural ingredients.
Releasing genetically engineered male flies could be an effective way to control the Mediterranean fruit fly, a serious agricultural pest that causes extensive damage to crops. The method works by producing only male offspring, which then mate with local females and pass on a self-limiting trait, resulting in no viable female offspring.
Researchers at the University of Illinois have developed regulatory definitions and a list of 49 low-risk biofuel plants to prevent invasive species. The 'white list' offers producers clearly identified options, reducing conflicts between renewable fuel production and environmental concerns.
A large-scale study found that organic foods have higher antioxidant levels and lower pesticide residues compared to conventional counterparts. The research team analyzed 343 peer-reviewed publications on the topic and discovered significant nutritional benefits from organic farming.
Biologists at UC San Diego have discovered a new genetic pathway in plants that helps them reduce breathing pores in response to rising CO2 levels, a mechanism that can affect heat stress and drought tolerance. The discovery could provide tools for engineering crops to deal with droughts and high temperatures.
Scientists have developed a new technique to observe root development in 3D and in real-time, allowing them to track cell movements and capture the formation of new roots. This breakthrough could help plant breeders select crops more resistant to drought and flooding.
Researchers at UNH's NHAES identified over 600 species of leafhoppers in New Hampshire, with about 40 being economically significant due to their disease-carrying abilities. The team found six leafhopper species known to carry X-disease, and provided guidance on management techniques to reduce the risk of outbreaks.
Researchers developed a new technique to observe root growth in 3D and in real time using fluorescence microscopy. This allows them to track cell movements over three days, capturing the formation of new roots.
A two-year project aims to improve Ugandans' diets by increasing high-quality mushroom spawn availability. Researchers will develop a breeding program and indigenous germplasm bank, addressing concerns of soil contamination and introducing spent mushroom compost evaluation.
The world's first human trial of pro-vitamin A-enriched bananas will start soon, with the goal of improving the health status of millions of Ugandans. The project, led by Professor James Dale, aims to increase the level of pro-vitamin A in bananas to 20 micrograms per gram dry weight.
Research from Brown University suggests that the decline of suitable land for agriculture is a key factor in slowing deforestation in Mato Grosso, Brazil. The study found that land with characteristics such as flat terrain and proximity to roads was initially converted to agriculture, but this type of land is becoming increasingly scarce.
A recent study reveals that grain legume crops are a valuable source of essential micronutrients, including iron, zinc, selenium, magnesium, manganese, copper, and nickel. The research found that these crops can provide up to 100% of the recommended daily allowance for certain micronutrients per serving.
A recent study analyzed 10 diverse citrus varieties and found very limited genetic diversity, which could threaten the crop's survival. The researchers hope to enable sequence-directed improvement to produce crops that better resist diseases and environmental changes through modern genomics-guided development.
Researchers have analyzed and compared the genomes of ten diverse citrus varieties, revealing that they originated from two wild citrus species diverged in Southeast Asia over five million years ago. The study provides valuable insights into disease resistance and breeding strategies for improving citrus yields.
The study found that Australian sweet cherry varieties 'Sweetheart' and 'Kordia' have different chill hour requirements. The researchers concluded that regions in Western Australia and Queensland will become marginal for 'Kordia', while 'Sweetheart' can still thrive with increased winter temperatures.
A recent study found a 46% drop in Central Valley wintertime fog days between November and February, which is crucial for fruit and nut crops. The researchers suggest climate forecasts indicate continued decline in winter chill accumulation, prompting farmers to consider adjusting orchard locations.
A Purdue study reveals that reducing corn's growing conditions by 2 hours a day can lower its height by 9-10% and reduce stalk diameter by 8-9% while maintaining its seed yield. This technique could enable controlled environment agriculture in mines and caves for growing high-value transgenic crops.
Research from North Carolina State University found that more diverse bee species improve blueberry yield by $311 per acre, with a total value of $1.42 million annually. The study suggests that differences in weather tolerance among bee groups contribute to this benefit.
A new study examines three hoop house designs for growing lettuce and spinach during the winter season in the southwestern United States. The single-layer and double-layer designs appear to be the most appropriate technology for both locations, providing adequate protection and higher probabilities of producing positive returns.
Researchers found that crop domestication took much longer than expected, with cultural and historical factors playing a key role. Domesticated crops like corn showed traits such as seed resistance and shortened flowering times, but their adaptation was slower than genetic changes.
A team of researchers led by David Hughes is studying the role of group size, complexity, and connectedness in driving infectious disease transmission. By analyzing ant colonies, they aim to develop strategies to reduce the spread of diseases, including those affecting humans in schools, hospitals, and farms.
A team of international researchers has identified a key receptor binding to BABA, a chemical boosting plant immunity. The findings offer more durable crop protection by priming the plant immune system against future attacks.
Researchers at MU have found that a specific gene in Cabernet Sauvignon grapevines contributes to its susceptibility to powdery mildew. This discovery could lead to breeding more resistant grapevines and potentially developing immunities for other crop plants.
Biologists at Newcastle University use 'confusion effect' to temporarily disorient whiteflies, reducing their ability to feed on tomato plants. The study suggests a potential new method for sustainable pest control, using harmless plant volatiles to give plants time to defend themselves.
A new study found that pelargonic acid is an effective natural herbicide for controlling weeds in yellow squash, with minimal crop injury. The 10-lb/acre PA treatment produced the highest squash yields and fruit number compared to other application rates.
A new study finds that India's highest suicide rates are among debt-ridden farmers growing cash crops like cotton and coffee, which are highly susceptible to global price fluctuations. The researchers suggest policy intervention to stabilise prices and relieve indebted farmers may help stem the tide of suicide in marginalised areas.
A new study by David W. Taylor and Gregory J. Anderson found that consumers are willing to pay more for culturally significant crops, highlighting the importance of 'Culinary Cultural Conservation.' The research also identified key food groups, such as viandas, which are essential to recreating a sense of home.
A panel of international experts will discuss the pros and cons of genetically modified (GM) crops in improving European food security. Recent research shows that consumers are increasingly concerned about GM foods, with 11% checking labels for information on GM content.
Michigan State University researchers found that attracting wild bees to farms can increase yields by 10-20 percent and boost revenue. The study showed that adding habitat for wild bees can improve pollination in nearby crop fields and is an insurance policy against poor pollination.
Researchers discovered specific soil microbes that hinder the growth of ragweed, a common weed in eastern US. By using plants that attract these microorganisms, farmers may be able to create 'weed-suppressive soils' and reduce weed growth.
Crop residue burning is a common practice in Indochina for pest control and field preparation, but it also causes significant air pollution and health concerns. The ongoing agricultural fires in the region release vast amounts of smoke into the atmosphere, affecting respiratory health and environmental conditions.
Agricultural fires in Indochina have detrimental effects on the environment, releasing vast amounts of smoke that cause air pollution. The fires also pose health risks to individuals with respiratory concerns.
Researchers found that smallholder farmers' investment in microdosing led to improved productivity, with a 30-35% increase in adoption rates after training. Microdosing uses fertilizer more efficiently and has unlocked the power of chemical fertilizers in low-rainfall areas.
Cornell research reveals that natural enemies like ladybeetles can delay pest resistance to Bt crops, reducing the need for multiple genes and refuge plants. This finding supports the use of Bt crops in agriculture while minimizing pesticide usage.
A study published in HortTechnology found that controlling irrigation using moisture sensors can reduce production time and crop losses, increasing profitability substantially. The wireless sensor system also saves water, labor, energy, and fertilizer.
A new study finds that using seed-filled buoys can effectively restore genetically diverse sea meadows in San Francisco Bay. The technique, known as Buoy Deployed Seeding (BuDS), was tested on eelgrass seedpods and showed promising results in maintaining genetic diversity.
A study by the University of Exeter reveals that crop pests are greatly underestimated in developing countries, posing a significant threat to global food security. With many nations underreporting pest loads, investment in pest observations is crucial to identifying and controlling losses.
Researchers found that rare and common plant species had similar tolerances to widely used herbicides, suggesting a lack of persistent effects on plant communities. The study highlights the need for alternative strategies, such as preserving farmland habitats, in plant conservation efforts.
A study found that reducing nitrogen levels and using selected cultivars minimizes environmental impact in greenhouse pepper production. The research demonstrates how the environmental impact of intensive agriculture can be minimized without harming fruit yield or quality.
Researchers in sweet corn production emphasize the need for accurate measurement of crop responses to improve decision-making. The current approach often focuses on yield, whereas processor variables like recovery and case production are crucial for productivity.
Four common pesticides commonly used on crops to kill insects and fungi also kill honeybee larvae within their hives. The team found that mixtures of pesticides can have greater consequences for larval toxicity than individual pesticides, with chlorothalonil being the most toxic.
Researchers at Virginia Tech have devised a natural way to combat the devastating papaya mealybug, saving Indian farmers and consumers billions of dollars. The intervention, which used parasitic wasps from Mexico, prevented devastation worth $524-1.34 billion over five years.
Researchers found that native perennial grasses and mixes of native prairie grasses and flowering plants outperform corn in terms of biodiversity, pest suppression, and methane consumption. The study suggests that coordinated land use policies can enhance ecosystem services, but rising commodity prices threaten this approach.
Significant portions of the Ogalalla Aquifer are at risk of drying up due to excessive drainage. Michigan State University scientists propose policy solutions, including federal crop insurance changes and wholesale precision agriculture strategies, to avert water crisis.
Researchers evaluated camelina expeller digestibility in pigs, comparing them to canola meal. The study found that some camelina expeller sources had comparable amino acid digestibility to canola meal, suggesting their use in pig diets may be possible. However, other sources showed lower digestibility values.
A new set of guidelines assesses pollinator performance using four metrics: single-visit efficiency, abundance, inclement weather behavior, and visitation rate. Small native bees are found to be highly efficient pollinators despite low abundance.
The Bagrada bug, an invasive stink bug, can be managed through Integrated Pest Management (IPM) techniques. IPM strategies include understanding the bug's biology and host range to develop effective control methods. Farmers and growers can benefit from downloading this free, open-access article for guidance on managing this invasive pest.