John L. Snider
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View article: A Field‐Based Investigation of the Association Between Cotton Leafroll Dwarf Virus and Bronze Wilt‐Like Responses in Upland Cotton in Georgia
A Field‐Based Investigation of the Association Between Cotton Leafroll Dwarf Virus and Bronze Wilt‐Like Responses in Upland Cotton in Georgia Open
In the United States, cotton leafroll dwarf disease (CLRDD) is a concern due to the complexity of its symptom expression and associated yield reductions. Among symptoms associated with CLRDD, bronzing and wilting have emerged as prominent …
View article: Bronze Wilt Symptoms Reduced Yields in Georgia in 2024
Bronze Wilt Symptoms Reduced Yields in Georgia in 2024 Open
Bronze wilt was an issue for the cotton industry in the 1990s but mentions of bronze wilt in the literature were minimal until cotton leafroll dwarf virus (CLRDV) was observed across the cotton belt beginning in 2017. In 2024, bronze wilt …
View article: Hyperspectral reflectance‐based partial least squares regression models for predicting cotton leaf physiological traits
Hyperspectral reflectance‐based partial least squares regression models for predicting cotton leaf physiological traits Open
Alterations in the mechanistic drivers of photosynthesis have the potential to improve crop productivity, but their measurement is inherently time‐consuming using traditional methods. High‐throughput approaches to estimate photosynthesis u…
View article: Elevated temperature effects on functional yield drivers in cotton
Elevated temperature effects on functional yield drivers in cotton Open
Gossypium hirsutum L. (cotton) yields are limited by heat stress. Breeding for heat tolerance is an important goal, yet the most important functional contributors to heat‐induced yield loss must first be defined. Although Monteith defined …
View article: Genetic dissection of lint percentage and seed cotton yield in exotic x elite upland cotton crosses using population-specific and joint population analysis
Genetic dissection of lint percentage and seed cotton yield in exotic x elite upland cotton crosses using population-specific and joint population analysis Open
Limited genetic diversity for fiber quality and yield traits in the improved gene pool for Upland cotton motivates the exploration of exotic materials. In the present study, we carried out QTL mapping for 2 fiber yield components in five B…
View article: Mapping of cotton bolls and branches with high-granularity through point cloud segmentation
Mapping of cotton bolls and branches with high-granularity through point cloud segmentation Open
View article: Effect of cultivar differences in seed size on early season growth and physiology of cotton under low and high‐temperature extremes
Effect of cultivar differences in seed size on early season growth and physiology of cotton under low and high‐temperature extremes Open
Extreme temperatures and cultivar variation in seed characteristics affect stand establishment, early‐season growth, and photosynthetic processes. However, studies addressing temperature responses of similarly adapted cultivars of contrast…
View article: Optimizing Unmanned Aerial Vehicle LiDAR Data Collection in Cotton Through Flight Settings and Data Processing
Optimizing Unmanned Aerial Vehicle LiDAR Data Collection in Cotton Through Flight Settings and Data Processing Open
Light Detection and Ranging (LiDAR) technology can be used to assess canopy height in cotton (Gossypium hirsutum L.), but standardized data acquisition and processing guidelines are lacking. Accurate canopy height estimation is crucial in …
View article: Identification of favorable alleles from exotic Upland cotton lines for fiber quality improvement using multiple association models
Identification of favorable alleles from exotic Upland cotton lines for fiber quality improvement using multiple association models Open
Upland cotton ( Gossypium hirsutum ) faces the challenge of limited genetic diversity in the elite or improved gene pool. To address this issue, we explored alleles contributed by five ‘converted’ exotic lines sampling most of the undomest…
View article: Using High-Resolution Multispectral Data to Evaluate In-Season Cotton Growth Parameters and End-of-the-Season Cotton Fiber Yield and Quality
Using High-Resolution Multispectral Data to Evaluate In-Season Cotton Growth Parameters and End-of-the-Season Cotton Fiber Yield and Quality Open
Estimating cotton fiber quality early in the season, or its field variability, is impractical due to limitations in current methods, and it has not been widely explored. Similarly, few studies have tried estimating the parameters contribut…
View article: Cotton lint yield and quality variability in Georgia, USA: Understanding genotypic and environmental interactions
Cotton lint yield and quality variability in Georgia, USA: Understanding genotypic and environmental interactions Open
View article: Optimizing UAV LiDAR Data Collection in Cotton Through Flight Settings and Data Processing Best Practices
Optimizing UAV LiDAR Data Collection in Cotton Through Flight Settings and Data Processing Best Practices Open
Light Detection and Ranging (LiDAR) technology can be used to assess canopy height in cotton (Gossypium hirsutum L.), but standardized data acquisition and processing guidelines are lacking. Accurate canopy height estimation is crucial in …
View article: Quantifying the Frequency and Duration of Growing Season Flash Drought in the Southeastern United States
Quantifying the Frequency and Duration of Growing Season Flash Drought in the Southeastern United States Open
View article: The data in-between: Ancillary data derived from remote sensing surveys in cemeteries, a case study from Coastal Virginia (United States)
The data in-between: Ancillary data derived from remote sensing surveys in cemeteries, a case study from Coastal Virginia (United States) Open
Most cemetery surveys aim to define site boundaries using remote sensing methods, These surveys can also yield culturally significant and more detailed information, Such data is especially valuable to historically under-documented cemeteri…
View article: Distinguishing High Daytime From Nighttime Temperature Effects During Early Vegetative Growth in Cotton
Distinguishing High Daytime From Nighttime Temperature Effects During Early Vegetative Growth in Cotton Open
High‐temperature limits early season vegetative growth of cotton, and the physiological response of cotton ( Gossypium hirsutum L.) to high daytime or nighttime temperature needs to be explored. The objectives of the current study were to …
View article: Interactive effects of water deficit and nitrogen deficiency on photosynthesis, its underlying component processes, and carbon loss processes in cotton
Interactive effects of water deficit and nitrogen deficiency on photosynthesis, its underlying component processes, and carbon loss processes in cotton Open
Drought stress and nitrogen (N) deficiency are important abiotic stresses that severely limit net photosynthetic rate ( A N ). A number of studies have investigated the underlying physiological limitations to A N in response to water defic…
View article: Cotton morphological traits tracking through spatiotemporal registration of terrestrial laser scanning time-series data
Cotton morphological traits tracking through spatiotemporal registration of terrestrial laser scanning time-series data Open
Understanding the complex interactions between genotype-environment dynamics is fundamental for optimizing crop improvement. However, traditional phenotyping methods limit assessments to the end of the growing season, restricting continuou…
View article: Integrating cover crops and organic amendments to mitigate the limitations of tillage on soil health and cotton productivity
Integrating cover crops and organic amendments to mitigate the limitations of tillage on soil health and cotton productivity Open
Various tillage systems have limitations on soil health, such as the degradation of soil structure and organic matter under conventional tillage (CT) systems, as well as short‐term soil compaction in conservation tillage systems. A 3‐year …
View article: Investigating upland cotton (<i>Gossypium hirsutum</i> L.) varietal performance in alternative row arrangements in Georgia
Investigating upland cotton (<i>Gossypium hirsutum</i> L.) varietal performance in alternative row arrangements in Georgia Open
With grower interest in skip and wide row cotton systems, varietal performance in such systems has become a major question. An experiment was conducted in 2022 and 2023 in Tifton and Midville, GA, evaluating three row arrangements (standar…
View article: Characterization of Caulimovirid-like Sequences from Upland Cotton (Gossypium hirsutum L.) Exhibiting Terminal Abortion in Georgia, USA
Characterization of Caulimovirid-like Sequences from Upland Cotton (Gossypium hirsutum L.) Exhibiting Terminal Abortion in Georgia, USA Open
In this study, we investigated the potential involvement of endogenous viral elements (EVEs) in the development of apical tissue necrosis, resulting in the terminal abortion of upland cotton (Gossypium hirsutum L.) in Georgia. The high-thr…
View article: Impacts of wide row spacings on yield and yield components of upland cotton (<i>Gossypium hirsutum</i> L.)
Impacts of wide row spacings on yield and yield components of upland cotton (<i>Gossypium hirsutum</i> L.) Open
This study quantifies the effects of wide row spacing on lint yield, yield components, and fiber quality of upland cotton ( Gossypium hirsutum L.). An experiment was conducted in Tifton, GA in 2021 and 2022, where cotton was planted in six…
View article: Drought response modelling of leaf photosynthetic parameters in two <i>Gossypium</i> species
Drought response modelling of leaf photosynthetic parameters in two <i>Gossypium</i> species Open
Cotton is well adapted to dry areas, but progressive water deficits can lead to declines in net photosynthesis (A), ultimately reducing yield. However, the exact mechanism responsible for this decline in net photosynthesis (stomatal or non…
View article: Genotypic variation in functional contributors to yield for a diverse collection of field‐grown cotton
Genotypic variation in functional contributors to yield for a diverse collection of field‐grown cotton Open
Yield improvement in cotton could be accelerated through selection for functional yield drivers such as interception of cumulative photosynthetically active radiation (∑IPAR), radiation use efficiency (RUE), and harvest index (HI). However…
View article: Diffusional and Biochemical Limitations to Photosynthesis Under Water Deficit for <scp>Field‐Grown</scp> Cotton
Diffusional and Biochemical Limitations to Photosynthesis Under Water Deficit for <span>Field‐Grown</span> Cotton Open
Water deficit stress limits net photosynthetic rate ( A N ), but the relative sensitivities of underlying processes such as thylakoid reactions, ATP production, carbon fixation reactions, and carbon loss processes to water deficit stress i…
View article: Genotypic Differences in Photosynthetic Limitations to Carbon Assimilation in Peanut under Drought at the Onset of Flowering
Genotypic Differences in Photosynthetic Limitations to Carbon Assimilation in Peanut under Drought at the Onset of Flowering Open
Drought can greatly limit carbon assimilation in plants. However, different species have distinct photosynthetic components governing limitations to photosynthesis exposed to drought conditions. Furthermore, intra-species variations in pho…
View article: Genotypic variation in growth, single leaf physiology, and acclimation potential of thylakoid processes in cotton exposed to high temperature extremes
Genotypic variation in growth, single leaf physiology, and acclimation potential of thylakoid processes in cotton exposed to high temperature extremes Open
The cotton crop already experiences yield-limiting high temperatures during the growing season, which are predicted to worsen in a changing climate. This makes the identification of heat tolerant cultivars that can acclimate to high temper…
View article: Reevaluation of the degree day base 60°F concept in US cotton (<i>Gossypium hirsutum</i> L.) production
Reevaluation of the degree day base 60°F concept in US cotton (<i>Gossypium hirsutum</i> L.) production Open
Cotton ( Gossypium hirsutum L.) management decisions to abet early growth, fruit set, boll maturation, and harvest preparation are often facilitated by prediction of the date when critical developmental stages are reached. In the United St…
View article: Estimating yield-contributing physiological parameters of cotton using UAV-based imagery
Estimating yield-contributing physiological parameters of cotton using UAV-based imagery Open
Lint yield in cotton is governed by light intercepted by the canopy (IPAR), radiation use efficiency (RUE), and harvest index (HI). However, the conventional methods of measuring these yield-governing physiological parameters are labor-int…
View article: Evaluating the impacts of wide row upland cotton (<i>Gossypium hirsutum</i> L.) production in Georgia
Evaluating the impacts of wide row upland cotton (<i>Gossypium hirsutum</i> L.) production in Georgia Open
Success stories of wide row cotton production have generated producer interest across the cotton belt. The objective of this study was to quantify the effect of row spacing on (1) cotton growth and development and (2) lint yield and fiber …
View article: Cotton leafroll dwarf disease: An enigmatic viral disease in cotton
Cotton leafroll dwarf disease: An enigmatic viral disease in cotton Open
Taxonomy: Cotton leafroll dwarf virus (CLRDV) is a member of the genus Polerovirus , family Solemoviridae . Geographical Distribution: CLRDV is present in most cotton‐producing regions worldwide, prominently in North and South America. Phy…