2026 James D. Ferguson: Animal Science and Veterinary Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Animal Science and Veterinary	34	1816	1672	521	442	91	6767

Overview

James D. Ferguson is affiliated with the University of Pennsylvania in the United States. Their research focuses on several interconnected areas within agricultural and environmental sciences, emphasizing sustainability and resource management.

The main fields of study for Ferguson include Agricultural and Biological Sciences and Environmental Science. Their work also spans subfields such as Food Science, Ecology, and Plant Science. These areas reflect an integrative approach to understanding the environmental impacts and sustainability practices relevant to agriculture and food systems.

Ferguson's research topics primarily address themes around Food Waste Reduction and Sustainability, Agriculture Sustainability and Environmental Impact, and Organic Food and Agriculture. These topics indicate a focus on mitigating negative environmental effects while promoting sustainable agricultural practices.

Their recent publication titled "Leveraging dairy cattle to upcycle culled citrus fruit for emission mitigation and resource co-benefits: A case study" was published in 2024 in the journal Resources Conservation and Recycling. This work exemplifies the intersection of agricultural sustainability and environmental impact by exploring innovative methods to reduce waste and emissions in agro-industrial contexts.

Ferguson collaborates frequently with several coauthors, including:

Linda D. Baker
Joseph S. Bender
Sarah Rassler
Dipti Pitta
Sabrina Chann

Their publications have appeared predominantly in the venue Resources Conservation and Recycling, reinforcing the focus on sustainable resource management within agricultural systems.

Best Publications

Principal descriptors of body condition score in Holstein cows.

James D. Ferguson;David T. Galligan;Neal Thomsen

1979
Citations
Nonprotein Nitrogen and Protein Distribution in the Milk of Cows

E.J. DePeters;J.D. Ferguson

325
Citations
Laboratory Procedures for Characterizing Manure Phosphorus

Z. Dou;J. D. Toth;D. T. Galligan;C. F. Ramberg

322
Citations
Responses in urea and true protein of milk to different protein feeding schemes for dairy cows.

L.D. Baker;J.D. Ferguson;W. Chalupa

288
Citations
Impact of Protein Nutrition on Reproduction in Dairy Cows

James D. Ferguson;William Chalupa

246
Citations
A Sensitivity Analysis of Nitrogen Losses from Dairy Farms

R.A. Kohn;Z. Dou;J.D. Ferguson;R.C. Boston

197
Citations
Serum Urea Nitrogen and Conception Rate: The Usefulness of Test Information

Unknown

194
Citations
Phosphorus characteristics of dairy feces affected by diets.

Zhengxia Dou;Katharine F. Knowlton;Richard A. Kohn;Zhiguo Wu

181
Citations
Temporal dynamics in the ruminal microbiome of dairy cows during the transition period

D. W. Pitta;S. Kumar;B. Vecchiarelli;D. J. Shirley

170
Citations
Nutrition and Reproduction in Dairy Herds

James D. Ferguson

160
Citations
Relationship Between Body Condition Score and Composition of Ninth to Eleventh Rib Tissue in Holstein Dairy Cows

K.L. Otto;J.D. Ferguson;D.G. Fox;C.J. Sniffen

150
Citations
Objective estimation of body condition score by modeling cow body shape from digital images.

G. Azzaro;M. Caccamo;J. D. Ferguson;S. Battiato

146
Citations
Metagenomic assessment of the functional potential of the rumen microbiome in Holstein dairy cows.

Dipti W. Pitta;Nagaraju Indugu;Sanjay Kumar;Bonnie Vecchiarelli

145
Citations
Efficacy of Alum and Coal Combustion By-Products in Stabilizing Manure Phosphorus

Z. Dou;G. Y. Zhang;W. L. Stout;J. D. Toth

139
Citations
Effect of Disease on Days Open Assessed by Survival Analysis

Lisa A. Lee;James D. Ferguson;David T. Galligan

138
Citations
Effects of hard fats on in vitro and in vivo rumen fermentation, milk production and reproduction in dairy cows.

J.D. Ferguson;D. Sklan;W.V. Chalupa;D.S. Kronfeld

133
Citations
Phosphorus Feeding Levels and Critical Control Points on Dairy Farms

Z. Dou;J.D. Ferguson;J. Fiorini;J.D. Toth

121
Citations
Nitrogen- vs. phosphorus-based dairy manure applications to field crops: nitrate and phosphorus leaching and soil phosphorus accumulation.

John D. Toth;Zhengxia Dou;James D. Ferguson;David T. Galligan

115
Citations
Economic Evaluation of Pregnancy Diagnosis in Dairy Cattle: A Decision Analysis Approach

P.A. Oltenacu;J.D. Ferguson;A.J. Lednor

91
Citations
Diet, production and reproduction in dairy cows

James D. Ferguson

89
Citations
Managing Nitrogen on Dairy Farms: An Integrated Approach I. Model Description

Z. Dou;R.A. Kohn;J.D. Ferguson;R.C. Boston

85
Citations
A survey of dairy farming in Pennsylvania: nutrient management practices and implications.

Z. Dou;D.T. Galligan;C.F. Ramberg;C. Meadows

79
Citations
Effects of rumen-protected γ-aminobutyric acid on feed intake, lactation performance, and antioxidative status in early lactating dairy cows

D.M. Wang;C. Wang;H.Y. Liu;J.X. Liu

75
Citations
Reproductive performance in a select sample of dairy herds.

James D. Ferguson;Andrew Skidmore

74
Citations
Manure sampling for nutrient analysis: variability and sampling efficacy.

Z. Dou;D.T. Galligan;R.D. Allshouse;J.D. Toth

73
Citations
Positive end expiratory pressure: effects on lung mechanics of premature lambs.

Thomas H. Shaffer;Peter A. Koen;Gordon D. Moskowitz;James D. Ferguson

68
Citations

Frequent Co-Authors

Zhengxia Dou University of Pennsylvania

William Chalupa University of Pennsylvania

Richard A. Kohn University of Maryland, College Park

Katharine F. Knowlton Virginia Tech

Raymond C. Boston St Vincent's Hospital

Giovanni Maria Farinella University of Catania

Sebastiano Battiato University of Catania

Giovanni Puglisi University of Catania

C.E. Polan Virginia Tech

Roel F. Veerkamp Wageningen University & Research

External Links

Personal website of James D. Ferguson

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