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UrduHungry screwworms eat livestock alive while thrips transmit viruses
Tag: FERTILIZERS/PEST MANAGEMENT
Impact of arbuscular mycorrhizal species on heterodera glycines
Introduced to the United States over 60 years ago, soybean cyst nematode (SCN) has spread broadly throughout the Midwest and eastern parts of the country. After penetrating the root tissue, SCN take nutrients away from the soybean plant and reduce…
The Darwinian diet: You are what you eat
Lessons in evolution from agricultural ants in Panama
Fipronil, a common insecticide, disrupts aquatic communities in the U.S.
The presence of insecticides in streams is increasingly a global concern, yet information on safe concentrations for aquatic ecosystems is sometimes sparse. In a new study led by Colorado State University’s Janet Miller and researchers at the United States Geological…
Why is fertilizer used in explosives? (video)
WASHINGTON, Oct. 22, 2020 — Over the last century, the compound ammonium nitrate has been involved in at least 30 disasters and terrorist attacks. Under normal circumstances, it’s totally harmless and used in things like fertilizer, so what makes ammonium…
Aerial images detect and track food security threats for millions of African farmers
An early warning system detects and prevents diseases in banana, a key food security crop in Africa. It relies on machine learning and imagery collected by mobile phones, drones and satellites
In pursuit of alternative pesticides
Controlling crop pests is a key element of agriculture worldwide, but the environmental impact of insecticides is a growing concern. Farmers have historically relied on the broad-spectrum chlorpyrifos, which is facing a potential ban in the U.S. A new article…
Vanilla cultivation under trees promotes pest regulation
Research team led by University of Göttingen investigates agroforestry systems in Madagascar
Stronger promotion of natural pest control in association with BioProtection Global
CABI BioProtection Portal welcomes BioProtection Global as an associate
Removal of synthetic estrogen from water
New Rochelle, NY, October 20, 2020–Synthetic estrogens from pharmaceuticals contaminate rivers and threaten the health of humans and fish. An effective and cost-efficient method for removing synthetic estrogen from bodies of water has been demonstrated in the peer-reviewed journal Environmental…
AJTMH tip sheet for October 2020
Your advance look at two new studies publishing online on Oct. 15, 2020 in The American Journal of Tropical Medicine and Hygiene
Future of farming
East Carolina University research team awarded $1.5M grant to study watershed resiliency
Illinois research links soil nitrogen levels to corn yield and nitrogen losses
URBANA, Ill. – What exactly is the relationship between soil nitrogen, corn yield, and nitrogen loss? Most farmers would be forgiven for assuming a straightforward linear relationship: more nitrogen, more grain yield, and maybe, more loss. That’s the assumption many…
Cover crop could solve weed problems for edamame growers
URBANA, Ill. – For vegetable growers, weeds can mean lost income from reduced yield and foreign plant matter contaminating the harvest. But for many crops, particularly vegetable legumes, weed management options are very limited. Cover crops such as cereal rye…
UOG monitors Guam for two of USDA’s Priority Pests of 2021
Pests pose danger to tomato and other solanaceous crops
N2O emissions pose an increasing climate threat, finds breakthrough study
Rising nitrous oxide (N2O) emissions are jeopardizing the climate goals of the Paris Agreement, according to a major new study by an international team of scientists.
Phosphorus deficit may disrupt regional food supply chains
Business-as-usual in the Phosphorus supply chain affects regional food security and leads to serious environmental damage
Pesticides and food scarcity dramatically reduce wild bee population
Study finds 57% drop in reproduction when exposed to both threats
Studies explore the role of cover crops in suppressing glyphosate-resistant horseweed
WESTMINSTER, Colorado – October 5, 2020 – Horseweed is considered one of the most troublesome weeds in the United States and Canada – able to produce devastating losses in both corn and soybean yields when left uncontrolled. Populations of herbicide-resistant…
Corn farmers can apply a fungicide just once to protect against foliar diseases
Foliar diseases, such as gray leaf spot, northern corn leaf blight, and southern rust, were estimated to cause annual losses ranging from 19,029 to 244,149 metric tons from 2012 to 2015 in Kentucky. To mitigate these damages, farmers have turned…
$10 million grant to foster new sustainable biomass research
The Mid-Atlantic region has some 10 million acres of agricultural and mining land that is rich in natural resources but currently underutilized. The area also produces some 8 million dry tons of forest residues from logging operations. Together, these resources…
Researchers hear more crickets and katydids ‘singing in the suburbs’
UNIVERSITY PARK, Pa. — The songs that crickets and katydids sing at night to attract mates can help in monitoring and mapping their populations, according to Penn State researchers, whose study of Orthoptera species in central Pennsylvania also shed light…
Chronically understudied, fences hold grave ecological threats
Fences are one of humanity’s most frequent landscape alterations, with their combined length exceeding even that of roads by an order of magnitude. Despite their ubiquity, they have received far less research scrutiny than many human-built structures. Writing in BioScience…
Can organic plant protection products damage crops?
Researchers at Göttingen University discover new disease affecting maize
Surplus sugar helps whiteflies detoxify plant defenses
This pest insect uses sugar from its food to prevent the activation of the mustard oil bomb in cruciferous plants
Insect Armageddon: low doses of the insecticide, Imidacloprid, cause blindness in insects
Findings show even small doses of insecticides reduce capacity of insects to survive
First PhytoFrontiers™ paper discusses arabidopsis response to caterpillars
The PhytoFrontiers™ editorial board , led by editor-in-chief Nik Grünwald and associate editor-in-chief Steve Klosterman, is pleased to announce the publication of its first paper, “Distinct Arabidopsis responses to two generalist caterpillar species differing in host breadth,” which comes from…
Secondary variant of Photorhabdus luminescens interacts with plant roots
New form of insect-pathogenic bacterium extends the options for sustainable crop protection and biological pest control in agriculture
Updated and easy-to-use compendium helps users diagnose and treat pea diseases and pests
Since publication of the second edition of Compendium of Pea Diseases and Pests by APS PRESS almost two decades ago, pea production acreage has increased tremendously in response to rising consumer demands for healthy foods and sustainable production systems. APS…
Researchers find new way to protect plants from fungal infection
Widespread fungal disease in plants can be controlled with a commercially available chemical that has been primarily used in medicine until now. This discovery was made by scientists from Martin Luther University Halle-Wittenberg (MLU) and the University of the State…
Glyphosate residue in manure fertilizer decrease strawberry and meadow fescue growth
A new study finds that glyphosate residue in manure fertilizer decrease the growth of strawberry and meadow fescue as well as runner production of strawberry. Earlier experiments with Japanese quails showed how glyphosate residue in poultry feed accumulated in quail…
Texas Tech, Nanjing Agricultural Research teams make plant nutrient delivery breakthrough
When most people think of fungi, the thoughts are usually not good, turning to something that does damage more than those that are actually helpful. Yet, fungi play a critical role in the growth and development of plant life and…
New study identifies wheat varieties that resist the destructive stripe rust disease
Stripe rust is one of the most destructive wheat diseases in the world, especially in the United States. While the disease can be controlled by chemicals, those may be harmful to humans, animals, and the environment and the application can…
India 2020: the state of (in)security
Webinar with Dr. Purnima Menon is a senior research fellow at the International Food Policy Research Institute
Coconut rhinoceros beetle makes unexpected ‘host shift’ to Guam’s cycad trees
Invasive beetle could lead to local extinction of the region’s only native gymnosperm
Economics and effectiveness of foliar fertilization of cotton: New focus on cotton webcast
What are the essential nutrients for cotton? Why should growers apply nutrients via foliar feeding? Does the foliar fertilization of cotton pay off? Hunter Frame addresses these questions in his presentation “Foliar Fertilization of Cotton: Is It a Waste?” Frame…
Three perspectives on cover crop integration: New “Focus on Cotton” Webcast
Integrating cover crops into the cotton production system can be a challenge, especially along the northern edge of the Cotton Belt. In recent years, there has been an increase in the use of cover crops in Tennessee and along with…
The persistence of plastic
New report reveals for the first time the level of terrestrial synthetic microfiber emission on a global scale
UTIA to launch innovative UT Agribusiness Academy
Grant-funded project designed to bolster enrollment in post-secondary agribusiness programs
Research explores factors influencing soybean injury by synthetic auxin herbicides
WESTMINSTER, Colorado – September 14, 2020 – Synthetic auxin products have given growers an important option for managing weed populations resistant to glyphosate and other herbicides. But according to an article featured in the journal Weed Technology , there is…
Worldwide loss of phosphorus due to soil erosion quantified for the first time
Phosphorus is essential for agriculture, yet this important plant nutrient is increasingly being lost from soils around the world. The primary cause is soil erosion, reports an international research team led by the University of Basel. The study in the…
First assessment of naturalized, invasive and potentially invasive plan
The research suggests that a range of invasive alien plants pose a series risk to the County – home to the second-highest number of endangered wildlife in East Africa including elephant, rhino, Grevy’s zebra, reticulated giraffe and wi
Ammonium triggers formation of lateral roots
Since every process in lateral root development, including initiation, emergence and elongation is governed by auxin, the question arises of how auxin responds to the local presence of ammonium which is a major nitrogen source in natural and agricultural soils.…
Mold now associated with food quality
Researchers from the University of Copenhagen have studied a range of perceptions among Danes about good, healthy and safe foodstuffs. Their findings report that mold prone foods are considered to be more natural than those with long shelf lives. This per
Diamondback moth uses plant defense substances as oviposition cues
A Chinese-German research team identifies the olfactory receptors of a pest insect that control its preference for cabbage, rapeseed and related species
Urbanization and agriculture are land uses that most affect Brazil’s rivers
A literature review by researchers affiliated with universities in Brazil and the United States produces the first ever nationwide survey of land use impacts on water quality
University of Illinois awarded $4.5 million to develop commercial carbon credit tools
URBANA, Ill. – The University of Illinois has been awarded $4.5 million from the U.S. Department of Energy’s Advanced Research Projects Agency-Energy (ARPA-E) through its “Systems for Monitoring and Analytics for Renewable Transportation Fuels from Agricultural Resources and Management” (SMARTFARM)…
Detecting soil-surface ozone early can help prevent damage to grapes and apples
UMass Amherst materials chemists develop a durable leaf ‘tattoo’ for monitoring
Plant protein discovery could reduce need for fertilizer
Researchers have discovered how a protein in plant roots controls the uptake of minerals and water, a finding which could improve the tolerance of agricultural crops to climate change and reduce the need for chemical fertilisers. The research, published in…
Natural pest control saving billions
Biological control of insect pests – where ‘natural enemies’ keep pests at bay – is saving farmers in Asia and the Pacific billions of dollars, according to University of Queensland-led research. Dr Kris Wyckhuys from UQ’s School of Biological Sciences…