Faculty

Institution

Unit

Venue

Patrick Drohan

Professor of Pedology & Graduate Program Chair Associate Professor

Pennsylvania State University

Affiliations

the Penn State College of Agricultural Sciences

Department of Ecosystem Science and Management

Patrick Drohan is currently serving as an Ecosystem Science And Management Professor of Pedology & Graduate Program Chair Associate Professor at Pennsylvania State University.

Honors

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Experiences

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Education

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Patrick Drohan

Pennsylvania State University

Professor of Pedology & Graduate Program Chair Associate Professor

You can click a keyword to filter the displayed items

environmental science earth science soil science ecology soil environmental engineering forestry geology sustainable agriculture land use plant science hydrology climate change forest ecology livestock science soil ecology arid environments water resources restoration ecology pest science landscape ecology applied ecology catena forest ecosystems soil biology horticulture research watershed management soil properties agricultural sciences northcentral appalachians water resource management hydrological process coastal management agronomy hydrometeorology biochar environmental quality irrigation soil contamination soil pollution metal contamination short-term variability spatial ecology wildlife ecology crop quality negative pressure irrigation strategic studies sustainable environmental management environmental management system landscape change surface water applied geomorphology ecological modelling regenerative agriculture agricultural management plant ecology hydrological modeling crop science regional relevance vegetation science soil chemistry anthropogenic geomorphology shale-gas development forest fragmentation northern pennsylvania relict charcoal hearths plant community composition water use efficiency cacao farms early trends landcover change residential demolition vacant lot hydrology sewer system overflows gypsum determination western pennsylvania soil pedology soil carbon geography soil erosion natural resource management land degradation pedosphere soil mapping

Video Presentations

Notable Scholarly Works

Notable Federal Grants

Collaborators

Impacts of Deficit Irrigation on Strawberry Physiology, Water Productivity, Quality, and Yield. Sustainability (2025)

Pingguo YangPatrick J. DrohanXiaojiao ZhangHuaiyu LongKonstantinos X. SoulisXiaorong Shi

deficit irrigationwater productivitycrop yieldssustainability sciencestrawberry physiology

Stable Soil Moisture Promotes Shoot Performance and Shapes the Root-Rhizosphere Microbiome. Agricultural Water Management (2025)

Dichuan LiuZhuan WangGuolong ZhuAiguo XuRenlian ZhangRay BryantPatrick J. DrohanHuaiyu LongViola Willemsen

soilstable soil moistureshoot performanceroot-rhizosphere microbiomeagricultural water managementagricultural economics

Accumulation of Cadmium in Soils, Litter and Leaves in Cacao Farms in the North Sierra Nevada De Santa Marta, Colombia. Geoderma Regional (2024)

Daniel GuarínJavier M. Martín-LópezZamir LibohovaJhony Benavides-BolañosSiela N. MaximovaMark J. GuiltinanJohn SpargoMayesse da SilvaAlejandro FernandezPatrick Drohan

soilsoil contaminationsoil pollutiongeochemistrysoil sciencegeographyenvironmental sciencecacao farmsbioaccumulationregional studiesearth scienceenvironmental chemistrymetal contaminationnorth sierra nevada

Complex Interactions of Deer Herbivory, Soil Chemistry, and Competing Vegetation Explain Oak–Hickory Forest Tree Regeneration in Central Pennsylvania, USA. Canadian Journal of Forest Research (2024)

Danielle Begley-MillerDuane R. DiefenbachEmily J. DomotoPatrick J. DrohanPhillip JonesMarc E. McDillChristopher S. RosenberryAutumn E. SaboBret D. Wallingford

forest conservationforest ecologydeer herbivoryforest researchecology

Decadal Changes in Microplastic Accumulation in Freshwater Sediments: Evaluating Influencing Factors. The Science of The Total Environment (2024)

Jutamas BussarakumWilliam D BurgosSamuel B CohenKimberly Van MeterJon N SweetmanPatrick J DrohanRaymond G NajjarJill M ArriolaKatharina PankratzLisa A EmiliNathaniel R Warner

total environmentmicroplasticsmicroplastic accumulationenvironmental scienceenvironmental researchdecadal changesfreshwater sediments

Effects of Nitrogen Reduction on the Agronomic Characteristics, Quality, and Water and Fertilizer Use Efficiency of Tomato (Lycopersicon Esculintum Mill.) Between Drip Fertigation and Negative-Pressure Fertigation. Irrigation Science (2024)

Jiajia WangChangjun WangHuaiyu LongRay BryantPatrick J. DrohanFengchen QuDichuan LiuGuolong ZhuZhuan WangLe Wang

soilwater qualityenvironmental sciencefertilizer use efficiencylivestock sciencecrop qualityagronomic characteristicspest sciencedrip fertigationhorticulture researchplant sciencesustainable agriculturehydrologyplant breedingprecision agriculturenegative-pressure fertigationnutrient managementgeneticsagricultural sciencesnitrogen reductionland useagricultural water managementagricultural economics

The Effect of Using a Geopedological Approach in Determining Land Quality Indicators, Land Degradation, and Development (Case Study: Caspian Sea Coast). Environments (2024)

Ramin Samiei-FardAhmad HeidariPatrick J. DrohanShahla MahmoodiShirin Ghatrehsamani

land quality indicatorsenvironmental scienceland degradationearth sciencecaspian sea coastgeology

Cadmium Contamination in Cacao Farms of Piura, North Peru: A Comprehensive Assessment of Geogenic and Anthropogenic Sources and Implications for Future Production. Environmental Challenges (2023)

Daniel GuarínNadia Rodríguez HamamuraJesús Blancas CortezJhony BenavidesJohn SpargoMark GuiltinanSiela MaximovaOtilia Acha de la CruzPatrick J. Drohan

environmental engineeringcomprehensive assessmentsustainable agricultureenvironmental toxicologyanthropogenic geomorphologyenvironmental impact assessmentenvironmental sciencecacao farmsanthropogenic sourceshuman impacts on the environmentenvironmental researchtoxicologycadmium contaminationmetal contaminationecotoxicologyagricultural economicsfuture production

Optimization and Reflexivity in Interdisciplinary Agri-Environmental Scholarship. Frontiers in Sustainable Food Systems (2023)

Robert Magneson ChilesPatrick J. DrohanRaj CibinLilian O'SullivanDonnacha DoodyRogier P. O. SchulteCaitlin GradyFei JiangHeather E. PreisendanzElsa L. DingkuhnTamie L. VeithAine Anderson

sustainability scienceenvironmental scienceinterdisciplinary agri-environmental scholarship

Soil and Geomorphic Patterns Within Relict Charcoal Hearths Could Represent Unique Ecosystem Niches. Geomorphology (2023)

S. BayuzickD. GuarinJ. BenavidesA. BonhageF. HirschD.R. DiefenbachM. McDillT. RaabP.J. Drohan

soilgeomorphologygeomorphic patternsrelict charcoal hearthsecologysoil ecology

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Patrick Drohan

Professor of Pedology & Graduate Program Chair Associate Professor

Pennsylvania State University

Affiliations

the Penn State College of Agricultural Sciences

Department of Ecosystem Science and Management

Patrick Drohan is currently serving as an Ecosystem Science And Management Professor of Pedology & Graduate Program Chair Associate Professor at Pennsylvania State University.

Honors

Create free account to unlock more features

Experiences

Create free account to unlock more features

Education

Create free account to unlock more features

Patrick Drohan

Pennsylvania State University

Professor of Pedology & Graduate Program Chair Associate Professor

You can click a keyword to filter the displayed items

Video Presentations

Notable Scholarly Works

Notable Federal Grants

Collaborators

Impacts of Deficit Irrigation on Strawberry Physiology, Water Productivity, Quality, and Yield. Sustainability (2025)

Pingguo YangPatrick J. DrohanXiaojiao ZhangHuaiyu LongKonstantinos X. SoulisXiaorong Shi

deficit irrigationwater productivitycrop yieldssustainability sciencestrawberry physiology

Stable Soil Moisture Promotes Shoot Performance and Shapes the Root-Rhizosphere Microbiome. Agricultural Water Management (2025)

Dichuan LiuZhuan WangGuolong ZhuAiguo XuRenlian ZhangRay BryantPatrick J. DrohanHuaiyu LongViola Willemsen

soilstable soil moistureshoot performanceroot-rhizosphere microbiomeagricultural water managementagricultural economics

Accumulation of Cadmium in Soils, Litter and Leaves in Cacao Farms in the North Sierra Nevada De Santa Marta, Colombia. Geoderma Regional (2024)

Daniel GuarínJavier M. Martín-LópezZamir LibohovaJhony Benavides-BolañosSiela N. MaximovaMark J. GuiltinanJohn SpargoMayesse da SilvaAlejandro FernandezPatrick Drohan

Danielle Begley-MillerDuane R. DiefenbachEmily J. DomotoPatrick J. DrohanPhillip JonesMarc E. McDillChristopher S. RosenberryAutumn E. SaboBret D. Wallingford

forest conservationforest ecologydeer herbivoryforest researchecology

Decadal Changes in Microplastic Accumulation in Freshwater Sediments: Evaluating Influencing Factors. The Science of The Total Environment (2024)

Jutamas BussarakumWilliam D BurgosSamuel B CohenKimberly Van MeterJon N SweetmanPatrick J DrohanRaymond G NajjarJill M ArriolaKatharina PankratzLisa A EmiliNathaniel R Warner

total environmentmicroplasticsmicroplastic accumulationenvironmental scienceenvironmental researchdecadal changesfreshwater sediments

Jiajia WangChangjun WangHuaiyu LongRay BryantPatrick J. DrohanFengchen QuDichuan LiuGuolong ZhuZhuan WangLe Wang

The Effect of Using a Geopedological Approach in Determining Land Quality Indicators, Land Degradation, and Development (Case Study: Caspian Sea Coast). Environments (2024)

Ramin Samiei-FardAhmad HeidariPatrick J. DrohanShahla MahmoodiShirin Ghatrehsamani

land quality indicatorsenvironmental scienceland degradationearth sciencecaspian sea coastgeology

Cadmium Contamination in Cacao Farms of Piura, North Peru: A Comprehensive Assessment of Geogenic and Anthropogenic Sources and Implications for Future Production. Environmental Challenges (2023)

Daniel GuarínNadia Rodríguez HamamuraJesús Blancas CortezJhony BenavidesJohn SpargoMark GuiltinanSiela MaximovaOtilia Acha de la CruzPatrick J. Drohan

Optimization and Reflexivity in Interdisciplinary Agri-Environmental Scholarship. Frontiers in Sustainable Food Systems (2023)

Robert Magneson ChilesPatrick J. DrohanRaj CibinLilian O'SullivanDonnacha DoodyRogier P. O. SchulteCaitlin GradyFei JiangHeather E. PreisendanzElsa L. DingkuhnTamie L. VeithAine Anderson

sustainability scienceenvironmental scienceinterdisciplinary agri-environmental scholarship

Soil and Geomorphic Patterns Within Relict Charcoal Hearths Could Represent Unique Ecosystem Niches. Geomorphology (2023)

S. BayuzickD. GuarinJ. BenavidesA. BonhageF. HirschD.R. DiefenbachM. McDillT. RaabP.J. Drohan

soilgeomorphologygeomorphic patternsrelict charcoal hearthsecologysoil ecology

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