College of Agriculture and Life Sciences (CALS)
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Virginia Tech's College of Agriculture and Life Sciences has come a long way since Virginia Tech's modest beginnings when Virginia Agricultural and Mechanical College first opened its doors in 1872.
Sub-communities within this community
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Department of Entomology [455]
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Information Systems for Biotechnology (ISB) [30]
A resource in agricultural and environmental biotechnology -
School of Plant and Environmental Sciences [1064]
SPES merges three departments: Crop and Soil Environmental Sciences; Horticulture; and Plant Pathology, Physiology, and Weed Science. -
Virginia Agricultural Experiment Station [293]
VAES faculty are located at 11 Agricultural Research and Extension Centers and three colleges at Virginia Tech
Collections in this community
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CALS Global [3]
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College Publications, College of Agriculture and Life Sciences (CALS) [27]
Newsletters, annual reports, and other CALS publications -
Food and Agricultural Education Information System (FAEIS) [67]
FAEIS compiles nationwide higher education data for the life, food, veterinary, human, natural resource, and agricultural sciences. Managed by Virginia Tech since 2002. -
Online Master of Agricultural and Life Sciences [209]
This collection is a repository of student final projects for the Online Master of Agricultural and Life Sciences program.
Recent Submissions
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The unusual cell wall of the Lyme disease spirochaete Borrelia burgdorferi is shaped by a tick sugar
(Springer Nature, 2021-11-24)Peptidoglycan—a mesh sac of glycans that are linked by peptides—is the main component of bacterial cell walls. Peptidoglycan provides structural strength, protects cells from osmotic pressure and contributes to shape. All ... -
Modeling the effects of Aedes aegypti’s larval environment on adult body mass at emergence
(PLoS, 2021-11-22)Mosquitoes vector harmful pathogens that infect millions of people every year, and developing approaches to effectively control mosquitoes is a topic of great interest. However, the success of many control measures is ... -
Comparative Pharmacokinetics and Tissue Concentrations of Flunixin Meglumine and Meloxicam in Tilapia (Oreochromis spp.)
(MDPI, 2021-11-25)Evidence of pain perception in fish is well established, but analgesic use in aquaculture is limited. The objective was to investigate the comparative pharmacokinetics of flunixin administered intramuscularly (IM) and ... -
Obesity Measures as Predictors of Type 2 Diabetes and Cardiovascular Diseases among the Jordanian Population: A Cross-Sectional Study
(MDPI, 2021-11-20)Obesity is strongly associated with cardiovascular diseases (CVD) and type 2 diabetes (T2D). This study aimed to use obesity measures, body mass index (BMI) and waist circumference (WC) to predict the CVD and T2D risk and ... -
Origin of Pathogens of Grapevine Crown Gall Disease in Hokkaido in Japan as Characterized by Molecular Epidemiology of Allorhizobium vitis Strains
(MDPI, 2021-11-19)Crown gall is a globally distributed and economically important disease of grapevine and other important crop plants. The causal agent of grapevine crown gall is tumorigenic Allorhizobium vitis (Ti) strains that ... -
The Safe and Effective Use of Plant-Based Diets with Guidelines for Health Professionals
(MDPI, 2021-11-19)Plant-based diets, defined here as including both vegan and lacto-ovo-vegetarian diets, are growing in popularity throughout the Western world for various reasons, including concerns for human health and the health of the ... -
Natural Compound Resveratrol Attenuates TNF-Alpha-Induced Vascular Dysfunction in Mice and Human Endothelial Cells: The Involvement of the NF-κB Signaling Pathway
(MDPI, 2021-11-19)Resveratrol, a natural compound in grapes and red wine, has drawn attention due to potential cardiovascular-related health benefits. However, its effect on vascular inflammation at physiologically achievable concentrations ... -
A Potential Application of Endophytic Bacteria in Strawberry Production
(MDPI, 2021-11-18)Endophytic bacteria could be used as a tool to promote plant growth, enhance abiotic stress tolerance, and inhibit plant pathogen growth. More than 100 bacteria, previously tested to have biocontrol activity against fungal ... -
Consequences of Both Coxsackievirus B4 and Type 1 Diabetes on Female Non-Obese Diabetic Mouse Kidneys
(MDPI, 2021-11-15)Despite the 2019 Executive Order on Advancing American Kidney Health Initiative, kidney disease has moved up in rank from the 9th to the 8th leading cause of death in the United States. A recent push in the field of ... -
Epigenetic Mechanisms in Memory and Cognitive Decline Associated with Aging and Alzheimer’s Disease
(MDPI, 2021-11-13)Epigenetic mechanisms, which include DNA methylation, a variety of post-translational modifications of histone proteins (acetylation, phosphorylation, methylation, ubiquitination, sumoylation, serotonylation, dopaminylation), ... -
Genome-wide association analysis uncovers the genetic architecture of tradeoff between flowering date and yield components in sesame
(2021-11-22)Background Unrevealing the genetic makeup of crop morpho-agronomic traits is essential for improving yield quality and sustainability. Sesame (Sesamum indicum L.) is one of the oldest oil-crops in the ... -
Best Management Practice Fact Sheet 16: Step Pool Stormwater Conveyance
(Virginia Cooperative Extension, 2021-09-03)Urban development results in increased impervious surfaces, causing an increase in runoff and degradation of water quality and stream habitat. Stormwater control measures (SCMs), also known as urban best management practices ... -
Deinococcus radiodurans UWO298 Dependence on Background Radiation for Optimal Growth
(2021-05-06)Ionizing radiation is a major environmental variable for cells on Earth, and so organisms have adapted to either prevent or to repair damages caused by it, primarily from the appearance and accumulation of reactive oxygen ... -
Understanding and applying the RE-AIM framework: Clarifications and resources
(2021-05-14)Introduction: Understanding, categorizing, and using implementation science theories, models, and frameworks is a complex undertaking. The issues involved are even more challenging given the large number of frameworks and ... -
Residual Effects of Long-term Biosolids Application on Concentrations of Carbon, Cadmium, Copper, Lead and Zinc in Soils from Two Regions of the United States
(2021-04-28)Biosolids are used to improve soil physical and chemical properties. Analysis of biosolids-amended soils from multiple regions of United States using consistent analytical methods is lacking. This Study determined long-term ... -
Changing the hierarchical placement of soil moisture regimes in Soil Taxonomy
(2021-05)Soil moisture and temperature are incorporated into Soil Taxonomy through the broad classes of moisture and temperature regimes. Although both are important variables in soil formation and land use, soil temperature regime ... -
Palmer amaranth control, fecundity, and seed viability from soybean herbicides applied at first female inflorescence
(2021-06)Palmer amaranth is an extremely troublesome weed for soybean growers because of its aggressive growth, adaptability, prolific seed production, and widespread resistance to many herbicides. Studies were initiated to determine ... -
The Root Lesion Nematode Effector Ppen10370 Is Essential for Parasitism of Pratylenchus penetrans
(2021-06)The root lesion nematode Pratylenchus penetrans is a migratory species that attacks a broad range of crops. Like other plant pathogens, P. penetrans deploys a battery of secreted protein effectors to manipulate plant hosts ... -
Border Habitat Effects on Captures of Halyomorpha halys (Hemiptera: Pentatomidae) in Pheromone Traps and Fruit Injury at Harvest in Apple and Peach Orchards in the Mid-Atlantic, USA
(2021-05)Simple Summary Brown marmorated stink bug (BMSB) is a significant threat to the production of tree fruit, corn and soybean, and some vegetable crops in much of the USA and abroad. Its feeding causes injury that reduces ... -
Registration of 'SB255' winter barley
(2021-05)'SB255' (Reg. no. CV-373, PI 693987) is a six-rowed hulled barley (Hordeum vulgare L.) cultivar with winter growth habit. The cultivar was released by the Virginia Agricultural Experiment Station in May 2019. SB255 is ...
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