Ramon Gonzalo Leon Gonzalez

Brassica carinata nutrient accumulation and partitioning across maturity types and latitude

Bashyal, M., Mulvaney, M. J., Crozier, C. R., Iboyi, J. E., Perondi, D., Post, A., … Devkota, P. (2023, February 15). CROP SCIENCE, Vol. 2.

Brassica carinata physiological response to land preparation method and seeding rate

Iboyi, J. E., Mulvaney, M. J., Leon, R. G., Balkcom, K. S., Bashyal, M., Perondi, D., … Small, I. M. (2023, January 12). JOURNAL OF CROP IMPROVEMENT, Vol. 1.

Confirmation and detection of novel acetolactate synthase- and protoporphyrinogen oxidase–inhibiting herbicide-resistant redroot pigweed (Amaranthus retroflexus) populations in North Carolina

Weed Science.

Evaluation of electrical and mechanical Palmer amaranth (Amaranthus palmeri) management in cucumber, peanut, and sweetpotato

Weed Technology.

Rapid evolution of competitive ability in giant foxtail (Setaria faberi) over 34 years

Weed Science.

Subsurface Lateral Solute Transport in Turfgrass

Agronomy.

Assessing weediness potential of Brassica carinata (A.) Braun in the southeastern United States

INDUSTRIAL CROPS AND PRODUCTS, 188.

Biological effects on Palmer amaranth surviving glufosinate

AGROSYSTEMS GEOSCIENCES & ENVIRONMENT, 5(4).

Control of pervasive row crop weeds with dicamba and glufosinate applied alone, mixed, or sequentially

Jones, E. A. L., Leon, R. G., & Everman, W. J. (2022, October 24). WEED TECHNOLOGY, Vol. 10.

Crop physiological considerations for combining variable-density planting to optimize seed costs and weed suppression

Ethridge, S. R. R., Locke, A. M. M., Everman, W. J. J., Jordan, D. L. L., & Leon, R. G. G. (2022, November 11). WEED SCIENCE, Vol. 11.

Effect of cotton herbicide programs on weed population trajectories and frequency of glyphosate-resistant Palmer amaranth (Amaranthus palmeri)

Oreja, F. H., Inman, M. D., Jordan, D. L., Vann, M., Jennings, K. M., & Leon, R. G. (2022, July 29). WEED SCIENCE, Vol. 7.

Eradication of Commelina benghalensis in a long-term experiment using a multistakeholder governance model: a case of regulatory concerns defeating ecological management success

INVASIVE PLANT SCIENCE AND MANAGEMENT, 15(3), 152–159.

Evaluation of imazapic and flumioxazin carryover risk for Carinata (Brassica carinata) establishment

Camacho, M. E., Gannon, T. W., Ahmed, K. A., Mulvaney, M. J., Heitman, J. L., Amoozegar, A., & Leon, R. G. (2022, May 11). WEED SCIENCE, Vol. 5.

Genome-Wide Evolutionary Analysis of Putative Non-Specific Herbicide Resistance Genes and Compilation of Core Promoters between Monocots and Dicots

GENES, 13(7).

In-field assessment of EPSPS amplification on fitness cost in mixed glyphosate-resistant and glyphosate-sensitive populations of Palmer amaranth (Amaranthus palmeri)

Cahoon, C. W., Jordan, D. L., Tranel, P. J., York, A. C., Riggins, C., Seagroves, R., … Leon, R. (2022, October 24). WEED SCIENCE, Vol. 10.

Modeling weed community diversity based on species population density dynamics and herbicide use intensity

EUROPEAN JOURNAL OF AGRONOMY, 138.

New directions in weed management and research using 3D imaging

Dobbs, A. M., Ginn, D., Skovsen, S. K., Bagavathiannan, M. V., Mirsky, S. B., Reberg-Horton, C. S., & Leon, R. G. (2022, October 14). WEED SCIENCE, Vol. 10.

Poultry litter and nitrogen fertilizer effects on productivity and nutritive value of crabgrass

Sosinski, S., Castillo, M. S., Kulesza, S., & Leon, R. (2022, September 7). CROP SCIENCE, Vol. 9.

Response of Maize, Cotton, and Soybean to Increased Crop Density in Heterogeneous Planting Arrangements

AGRONOMY-BASEL, 12(5).

Surveying stakeholder's perception of glufosinate and use in North Carolina

Jones, E. A. L., Cahoon, C. W., Leon, R. G., & Everman, W. J. (2022, May 16). WEED TECHNOLOGY, Vol. 5.

Use of synthetic images for training a deep learning model for weed detection and biomass estimation in cotton

SCIENTIFIC REPORTS, 12(1).

Using weed emergence and phenology models to determine critical control windows for winter-grown carinata (Brassica carinata)

Reinhardt Piskackova, T. A., & Leon, R. G. (2022, June 3). WEED SCIENCE, Vol. 6.

Utilization of image-based spectral reflectance to detect herbicide resistance in glufosinate-resistant and glufosinate-susceptible plants: a proof of concept

Jones, E. A. L., Austin, R., Dunne, J. C., Cahoon, C. W., Jennings, K. M., Leon, R. G., & Everman, W. J. (2022, December 19). WEED SCIENCE, Vol. 12.

A granular fertilizer carrier impregnated with metsulfuron injures centipedegrass when applied at excessive rates

CROP FORAGE & TURFGRASS MANAGEMENT, 7(1).

A population genetics approach for the study of fluridone resistance in hydrilla

AQUATIC INVASIONS, 16(1), 28–42.

Amaranthus palmeri a New Invasive Weed in Spain with Herbicide Resistant Biotypes (vol 10, 993, 2020)

Torra, J., Royo-Esnal, A., Romano, Y., Osuna, M. D., Leon, R. G., & Recasens, J. (2021, July). AGRONOMY-BASEL, Vol. 11.

Biochar affects soil water content but not soybean yield in a sandy southeastern US soil

AGROSYSTEMS GEOSCIENCES & ENVIRONMENT, 4(3).

Brassica carinata biomass, yield, and seed chemical composition response to nitrogen rates and timing on southern Coastal Plain soils in the United States

Bashyal, M., Mulvaney, M. J., Lee, D., Wilson, C., Iboyi, J. E., Leon, R. G., … Boote, K. J. (2021, June 4). GLOBAL CHANGE BIOLOGY BIOENERGY, Vol. 6.

Characterization of carinata tolerance to select herbicides using field dose-response studies

WEED TECHNOLOGY, 35(6), 957–966.

Cover Image

Weed Research, 61(3).

Emergence patterns of winter and summer annual weeds in Ethiopian mustard (Brassica carinata) cropping system

WEED SCIENCE, 69(4), 446–453.

Evaluating shade cloth to simulate Palmer amaranth (Amaranthus palmeri) competition in sweetpotato

WEED SCIENCE, 69(4), 478–484.

Growing winter Brassica carinata as part of a diversified crop rotation for integrated weed management

GCB Bioenergy, 1.

Herbicide systems including linuron for Palmer amaranth (Amaranthus palmeri) control in sweetpotato

WEED TECHNOLOGY, 35(1), 49–56.

Influence of herbicides on germination and quality of Palmer amaranth (Amaranthus palmeri) seed

WEED TECHNOLOGY, 35(5), 786–789.

Nitrogen leaching and Tifway bermudagrass response to simultaneous nutrient and pre-emergence herbicide applications

Maia, L. O. R., Shaddox, T. W., Leon, R. G., & Unruh, J. B. (2021, November 23). JOURNAL OF ENVIRONMENTAL QUALITY, Vol. 11.

Palmer Amaranth (Amaranthus palmeri) Growth and Seed Production When in Competition with Peanut and Other Crops in North Carolina

AGRONOMY-BASEL, 11(9).

Population and quantitative genetic analyses of life-history trait adaptations in Amaranthus palmeri S. Watson

Leon, R. G., & Laat, R. (2021, July 13). WEED RESEARCH, Vol. 61.

Population growth rates of weed species in response to herbicide programme intensity and their impact on weed community

Oreja, F. H., Inman, M. D., Jordan, D. L., & Leon, R. G. (2021, September 19). WEED RESEARCH, Vol. 9.

Safety and efficacy of linuron with or without an adjuvant or S-metolachlor for POST control of Palmer amaranth (Amaranthus palmeri) in sweetpotato

WEED TECHNOLOGY, 35(3), 471–475.

Seed germination responses to soil hydraulic conductivity and polyethylene glycol (PEG) osmotic solutions

PLANT AND SOIL, 462(1-2), 175–188.

Susceptibility of Palmer amaranth accessions in North Carolina to atrazine, dicamba, S-metolachlor, and 2,4-D

Moore, L. D., Jennings, K. M., Monks, D. W., Jordan, D. L., Boyette, M. D., Leon, R. G., … Cahoon, C. W. (2021, November 24). CROP FORAGE & TURFGRASS MANAGEMENT, Vol. 11.

The Impacts of Micronutrient Fertility on the Mineral Uptake and Growth of Brassica carinata

AGRICULTURE-BASEL, 11(3), 221.

The influence of soybean population and POST herbicide application timing on in-season and subsequent-season Palmer amaranth (Amaranthus palmeri) control and economic returns

WEED TECHNOLOGY, 35(1), 106–112.

The role of population and quantitative genetics and modern sequencing technologies to understand evolved herbicide resistance and weed fitness

Pest Management Science, 77(1), 12–21.

Tillage system and seeding rate effects on the performance of Brassica carinata

GLOBAL CHANGE BIOLOGY BIOENERGY, 13(4), 600–617.

Tolerance of rhizoma perennial peanut to glyphosate and triclopyr

WEED TECHNOLOGY, 35(4), 525–531.

Windows of action for controlling palmer amaranth (Amaranthus palmeri) using emergence and phenology models

WEED RESEARCH, 61(3), 188–198.

Amaranthus palmeri a New Invasive Weed in Spain with Herbicide Resistant Biotypes

Agronomy, 10(7), 993.

Bahiagrass pasture and elephantgrass bioenergy cropping systems differ in root traits

AGRONOMY JOURNAL, 112(6), 4810–4821.

Brassica carinata genotypes demonstrate potential as a winter biofuel crop in South East United States

Industrial Crops and Products, 150, 112353.

Cotton response to preplant applications of 2,4-D or dicamba

WEED TECHNOLOGY, 34(1), 96–100.

Coverage and drift potential associated with nozzle and speed selection for herbicide applications using an unmanned aerial sprayer

Weed Technology, 34(2), 235–240.

Creating Predictive Weed Emergence Models Using Repeat Photography and Image Analysis

Plants, 9(5), 635.

Current outlook and future research needs for harvest weed seed control in North American cropping systems

Pest Management Science, 8.

Incorporating environmental factors to describe wild radish (Raphanus raphanistrum) seedling emergence and plant phenology

WEED SCIENCE, 68(6), 627–638.

Influence of timing and intensity of weed management on crop yield and contribution to weed emergence in cotton the following year

CROP FORAGE & TURFGRASS MANAGEMENT, 6(1).

Integrating emergence and phenology models to determine windows of action for weed control: A case study using Senna obtusifolia

FIELD CROPS RESEARCH, 258.

Integration of remote‐weed mapping and an autonomous spraying unmanned aerial vehicle for site‐specific weed management

Pest Management Science, 76(4), 1386–1392.

Peanut nitrogen credits to winter wheat are negligible under conservation tillage management in the southeastern USA

FIELD CROPS RESEARCH, 249.

Response of agronomic crops to planting date and double-cropping with wheat

AGRONOMY JOURNAL, 112(3), 1972–1980.

Short-term effects of bioenergy cropping on soil carbon and nitrogen dynamics in a Florida Ultisol

SOIL SCIENCE SOCIETY OF AMERICA JOURNAL, 84(4), 1233–1246.

Simulation Models on the Ecology and Management of Arable Weeds: Structure, Quantitative Insights, and Applications

Agronomy, 10(10), 1611.

Susceptibility of Palmer amaranth (Amaranthus palmeri) to herbicides in accessions collected from the North Carolina Coastal Plain

WEED SCIENCE, 68(6), 582–593.

Tolerance of pintoi peanut to PRE and POST herbicides

WEED TECHNOLOGY, 34(6), 870–875.

Weed Management Guide for Florida Lawns

EDIS.

Amending marginal sandy soils with biochar and lignocellulosic fermentation residual sustains fertility in elephantgrass bioenergy cropping systems

NUTRIENT CYCLING IN AGROECOSYSTEMS, 115(1), 69–83.

Application Timing Affects Tolerance of Zoysiagrass to Fluazifop-P-butyl and Safening Effect of Triclopyr

CROP SCIENCE, 59(4), 1789–1798.

Brassica carinata Seeding Rate and Row Spacing Effects on Morphology, Yield, and Oil

AGRONOMY JOURNAL, 111(2), 528–535.

Influence of multiple herbicide resistance on growth in Amaranthus tuberculatus

WEED RESEARCH, 59(3), 235–244.

Peanut residue distribution gradients and tillage practices determine patterns of nitrogen mineralization

Nutrient Cycling in Agroecosystems, 113(1), 63–76.

Sustainable Weed Management in Peanut.

In N. E. Korres, N. R. Burgos, & S. O. Duke (Eds.), Weed control: Sustainability, hazards and cropping systems worldwide (1st ed., pp. 345–366). CRC Press/Taylor & Francis Group.

Transgressive segregation and maternal genetic effects of non–target site fluazifop-P-butyl tolerance in Zoysia spp.

Weed Science, 67(05), 504–509.

Variation in tolerance mechanisms to fluazifop-P-butyl among selected zoysiagrass lines

WEED SCIENCE, 67(3), 288–295.

Weed Management in Sugarcane

In N. E. Korres, N. R. Burgos, & S. O. Duke (Eds.), Weed control: Sustainability, hazards and cropping systems worldwide (1st ed., pp. 455–469). CRC Press/Taylor & Francis Group.

Conventional harvest index methods may overestimate biomass and nutrient removal from abscising crop species

Communications in Soil Science and Plant Analysis, 49(22), 2889–2893.

Evaluation of verticutting and herbicides for tropical signalgrass (Urochloa subquadripara) control in turf

Weed Technology, 32(04), 392–397.

Evolutionary Adaptations of Palmer Amaranth (Amaranthus palmeri) to Nitrogen Fertilization and Crop Rotation History Affect Morphology and Nutrient-Use Efficiency

WEED SCIENCE, 66(2), 180–189.

Extractable and Germinable Seedbank Methods Provide Different Quantifications of Weed Communities

Weed Science, 66(6), 715–720.

Frost Damage of Carinata Grown in the Southeastern US

EDIS, 2018(3).

Herbicidal and Seed Dormancy Induction Activity of Fermentation Residual Vinasse

WEED SCIENCE, 66(3), 317–323.

Managing herbicide resistance: Listening to the perspective of practitioners. Procedures for conducting listening sessions and an evaluation of the process

Weed Technology, 32(04), 489–497.

Managing wicked herbicide-resistance: Lessons from the field

Weed Technology, 32(04), 475–488.

Recurrent Changes of Weed Seed Bank Density and Diversity in Crop-Livestock Systems

AGRONOMY JOURNAL, 110(3), 1068–1078.

Biochar changes root growth and root distribution of soybean during early vegetative stages

Crop Science, 57(1), 454–461.

Carinata (Brassica carinata) tolerance to preemergence and postemergence herbicides

Weed Technology, 31(06), 877–882.

Converting bahiagrass pasture land to elephantgrass bioenergy production enhances biomass yield and water quality

Agriculture Ecosystems and Environment, 248, 20–28.

Differences in biomass and water dynamics between a cotton-peanut rotation and a sweet sorghum bioenergy crop with and without biochar and vinasse as soil amendments

FIELD CROPS RESEARCH, 214, 123–130.

Differentiation of Life-History Traits among Palmer Amaranth Populations (Amaranthus palmeri) and Its Relation to Cropping Systems and Glyphosate Sensitivity

WEED SCIENCE, 65(3), 339–349.

Diversity and spatial heterogeneity of weed communities in a sugarcane cropping system in the dry tropics of Costa Rica

Weed Science, 65(01), 128–140.

Effect of sequential applications of protoporphyrinogen oxidase (PPO) inhibiting herbicides on Palmer amaranth (Amaranthus palmeri) in peanut (Arachis hypogaea)

Weed Technology, 31(01), 46–52.

Efficacy of aquatic herbicides on rotala (Rotala rotundifolia)

Journal of Aquatic Plant Management, 55, 13–18.

Impact of potassium and nitrogen fertilization on bahiagrass herbage accumulation and nutrient concentration

Agronomy Journal, 109(3), 1099–1105.

Potassium and Nitrogen Fertilization Effects on Jiggs Bermudagrass Herbage Accumulation, Root–Rhizome Mass, and Tissue Nutrient Concentration

Crop, Forage and Turfgrass Management, 3(1), 0.

Sesame tolerance to preplant applications of 2,4-D and dicamba

Weed Technology, 31(04), 590–598.

Bahiagrass tolerance to aminocyclopyrachlor in Florida

Weed Technology, 30(04), 943–948.

Influence of planting depth and application timing on S-metolachlor injury in sesame (Sesamum indicum L.)

Weed Technology, 30(04), 958–964.

Peanut cultivars differing in growth habit and canopy architecture respond similarly to weed interference

Peanut Science, 43(2), 133–140.

Relative lateral movement in surface soil of amicarbazone and indaziflam compared to other preemergence herbicide for turfgrass

Weed Technology, 30(01), 229–237.

Seed production and control of sicklepod (Senna obtusifolia) and pitted morningglory (Ipomoea lacunosa) with 2,4-D, dicamba, and glyphosate combinations

Weed Technology, 30(01), 76–84.

Technology for automation weed control in specialty crops

Weed Technology, 30(04), 823–837.

Tolerance of bermudagrass and stargrass toaminocyclopyrachlor

Weed Technology, 30(02), 499–505.

Weed control in Florida pastures using aminocyclopyrachlor

Weed Technology, 30(01), 271–278.

Biochar decreases atrazine and pendimethalin preemergence herbicidal activity

Weed Technology, 29(03), 359–366.

Characterization and modelling of itchgrass (Rottboellia cochinchinensis) biphasic seedling emergence patterns in the tropics

Weed Science, 63(03), 623–630.

Energycane (Saccharum spp. × S. spontaneum) biomass production, reproduction and weed risk assessment scoring in the humid tropics and subtropics

Agronomy Journal, 107(1), 323–329.

Post-dispersal weed seed predation and invertebrate activity-density in three tillage regimes

Weed Science, 63(04), 828–838.

Postemergence herbicide tolerance variation in peanut germplasm

Weed Science, 63(02), 546–554.

Survey of Glyphosate- and Imazapic-Resistant Palmer Amaranth (Amaranthus palmeri) in Florida

Crop, Forage & Turfgrass Management, 1(1), 0.

Weed seed banks are more dynamic in a sod-based than a conventional peanut-cotton rotation

Weed Science, 63(04), 877–887.

Amicarbazone Application Timing Influences Overseeded Perennial Ryegrass (Lolium perenne) Safety and Annual Bluegrass (Poa annua) Control

Applied Turfgrass Science, 11(1), 0.

Characterization of fluazifop-P-butyl tolerance in zoysiagrass cultivars

Weed Technology, 28(02), 385–394.

Impact of exposure to 2,4-D and dicamba on peanut injury and yield

Weed Technology, 28(03), 465–470.

Management of spreading pricklypear (Opuntia humifusa) with fluroxypyr and aminopyralid

Weed Technology, 28(04), 734–738.

Structuring international development decisions: Confronting tradeoffs between land-use and community development in Costa Rica

Environmental Systems and Decisions, 34(2), 224–236.

Vinasse and biochar effects on germination and growth of Palmer amaranth (Amaranthus palmeri), sicklepod (Senna obtusifolia) and southern crabgrass (Digitaria ciliaris)

Weed Technology, 28(04), 694–702.

Absorcion de nutrientes a traves de la hoja

Uniciencia, 27, 232–244.

Glufosinate application timing and rate affect peanut yield response

Peanut Science, 40(2), 115–119.

Influence of lactofen and 2,4-DB combinations on peanut injury and yield

Peanut Science, 40(1), 62–65.

Using choice experiments to understand household tradeoffs regarding pineapple production and environmental management in Costa Rica

Journal of Environmental Management, 127, 308–316.

Characterization of ‘MD-2' pineapple planting density and fertilization using a grower survey

HortTechnology, 22, 644–650.

Evaluacion fisiologica de las propiedades nutritivas del fungicida propineb en banano (Musa spp.)

Tierra Tropical, 8, 229–235.

Evaluación de cultivares de caña energética para producción de biomasa en primera soca

Tierra Tropical, 8, 179–188.

Efecto de tres especies de cobertura viva en el control de malezas en una plantacion de banano organico (Musa AAA cv Williams)

Tierra Tropical, 7, 1–10.

Weed management practices determine plant and arthropod diversity and seed predation in vineyards

Weed Research, 51(4), 404–412.

Efecto de la intensidad de la labranza sobre las caracteristicas del suelo y la produccion de maiz

Tierra Tropical, 6, 79–86.

Selection criteria and performance of energycane clones (Saccharum spp. × S. spontaneum) for biomass production under tropical and sub-tropical conditions

CEIBA, 51(1), 11–16.

White paper report from working groups attending the international conference on research and educational opportunities in bio-fuel crop production

Biomass and Bioenergy, 34(12), 1968–1972.

Alternativas de control para el manejo de malezas en banano organico en establecimiento

Tierra Tropical, 5, 225–235.

Impact of weed management practices on grapevine growth and yield components

Weed Science, 57(01), 103–107.

Interspecific differences in weed susceptibility to steam injury

Weed Technology, 22(04), 719–723.

Thermal and hormonal regulation of the dormancy-germination transition in Amaranthus tuberculatus seeds

Weed Research, 47(4), 335–344.