T. C. Kaspar

10.2k total citations · 2 hit papers
123 papers, 7.7k citations indexed

About

T. C. Kaspar is a scholar working on Soil Science, Plant Science and Environmental Chemistry. According to data from OpenAlex, T. C. Kaspar has authored 123 papers receiving a total of 7.7k indexed citations (citations by other indexed papers that have themselves been cited), including 70 papers in Soil Science, 48 papers in Plant Science and 36 papers in Environmental Chemistry. Recurrent topics in T. C. Kaspar's work include Soil Carbon and Nitrogen Dynamics (53 papers), Soil and Water Nutrient Dynamics (35 papers) and Plant nutrient uptake and metabolism (21 papers). T. C. Kaspar is often cited by papers focused on Soil Carbon and Nitrogen Dynamics (53 papers), Soil and Water Nutrient Dynamics (35 papers) and Plant nutrient uptake and metabolism (21 papers). T. C. Kaspar collaborates with scholars based in United States, China and India. T. C. Kaspar's co-authors include Timothy B. Parkin, Dan B. Jaynes, Mark D. Ankeny, Robert Horton, Thomas B. Moorman, Douglas L. Karlen, Cynthia A. Cambardella, Paul W. Unger, Jerry L. Hatfield and Thomas S. Colvin and has published in prestigious journals such as The Science of The Total Environment, Soil Science Society of America Journal and Plant and Soil.

In The Last Decade

T. C. Kaspar

119 papers receiving 7.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Nitrogen Management Strategies to Reduce Nitrate Leaching in Tile‐Drained Midwestern Soils

2002 734 citations Dana L. Dinnes, Douglas L. Karlen et al. Agronomy Journal profile →
Soil water improvements with the long-term use of a winter rye cover crop

2016 263 citations T. C. Kaspar, Dan B. Jaynes et al. profile →

Peers

Countries citing papers authored by T. C. Kaspar

Since Specialization

Citations

This map shows the geographic impact of T. C. Kaspar's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by T. C. Kaspar with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites T. C. Kaspar more than expected).

Fields of papers citing papers by T. C. Kaspar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by T. C. Kaspar. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by T. C. Kaspar. The network helps show where T. C. Kaspar may publish in the future.

Co-authorship network of co-authors of T. C. Kaspar

This figure shows the co-authorship network connecting the top 25 collaborators of T. C. Kaspar. A scholar is included among the top collaborators of T. C. Kaspar based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with T. C. Kaspar. T. C. Kaspar is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Thermal time and precipitation dictate cereal rye shoot biomass production 2024 ·Field Crops Research ·(unknown), Peter O’Brien, Sabrina J. Ruis, John L. Kovar, T. C. Kaspar	4
2	Nitrate losses and nitrous oxide emissions under contrasting tillage and cover crop management 2022 ·Journal of Environmental Quality ·Peter O’Brien, Bryan D. Emmett, Robert W. Malone, Márcio Renato Nunes, John L. Kovar, T. C. Kaspar, Thomas B. Moorman, Dan B. Jaynes, Timothy B. Parkin	22
3	Seedling Disease of Corn Caused by Pythium Increases With Proximity of Rye 2020 ·Plant Disease ·(unknown), (unknown), T. C. Kaspar, Alison E. Robertson	3
4	Effect of 6-Methoxy-2-Benzoxazolinone (MBOA) on Pythium Species and Corn Seedling Growth and Disease 2020 ·Plant Disease ·(unknown), T. C. Kaspar, Alison E. Robertson	15
5	Corn stover harvest N and energy budgets in central Iowa 2019 ·The Science of The Total Environment ·Robert W. Malone, (unknown), Liwang Ma, Tom L. Richard, Raj Cibin, Philip W. Gassman, (unknown), Douglas L. Karlen, Jerry L. Hatfield, John F. Obrycki, Matthew J. Helmers, Dan B. Jaynes, T. C. Kaspar, Timothy B. Parkin, Quanxiao Fang	5
6	Rye cover crop increases earthworm populations and reduces losses of broadcast, fall-applied, fertilizers in surface runoff 2018 ·Soil and Tillage Research ·(unknown), M. J. Shipitalo, T. C. Kaspar	35
7	N loss to drain flow and N2O emissions from a corn-soybean rotation with winter rye 2017 ·The Science of The Total Environment ·(unknown), Robert W. Malone, T. C. Kaspar, Liwang Ma, Timothy B. Parkin, Dan B. Jaynes, Quanxiao Fang, Jerry L. Hatfield, Gary W. Feyereisen, Kurt Christian Kersebaum	35
8	CODE 24 Online Rail Freight Exchange - Needs of Potential Users 2012 ·(unknown), (unknown), T. C. Kaspar	3
9	Economically Optimal Nitrogen Rates of Corn: Management Zones Delineated from Soil and Terrain Attributes 2011 ·Agronomy Journal ·Dan B. Jaynes, T. C. Kaspar, T. S. Colvin	15
10	Examining Changes in Soil Organic Carbon with Oat and Rye Cover Crops Using Terrain Covariates 2006 ·Soil Science Society of America Journal ·T. C. Kaspar, Timothy B. Parkin, Dan B. Jaynes, Cynthia A. Cambardella, D. W. Meek, (unknown)	45
11	Using soil redistribution to understand soil organic carbon redistribution and budgets 2005 ·IAHS-AISH publication ·Jerry C. Ritchie, Gregory W. McCarty, Erik R. Venteris, T. C. Kaspar	6
12	Determination of early stage corn plant height using stereo-vision. 2003 ·Dev Shrestha, Brian L. Steward, T. C. Kaspar, P. C. Robert	4
13	Comparison of techniques for defining yield potential zones in an Iowa field. 2003 ·D. B. Jaynes, T. C. Kaspar, T. S. Colvin, P. C. Robert	2
14	Nitrogen Management Strategies to Reduce Nitrate Leaching in Tile‐Drained Midwestern Soils breakdown → 2002 ·Agronomy Journal ·Dana L. Dinnes, Douglas L. Karlen, Dan B. Jaynes, T. C. Kaspar, Jerry L. Hatfield, Thomas S. Colvin, Cynthia A. Cambardella	734
15	Nitrate Leaching as Influenced by Cover Crops in Large Soil Monoliths 2002 ·Agronomy Journal ·(unknown), T. C. Kaspar, David W. Meek, John H. Prueger	14
16	Estimating corn yield using six years of yield data and terrain attributes. 2000 ·T. C. Kaspar, T. S. Colvin, D. B. Jaynes, D. L. Karlen, (unknown), D. W. Meek, (unknown), (unknown), P. C. Robert, R. H. Rust, W. E. Larson	2
17	Depth‐Incremental Soil Properties under No‐Till or Chisel Management 1999 ·Soil Science Society of America Journal ·S. D. Logsdon, T. C. Kaspar, Cynthia A. Cambardella	51
18	Corn Root Distribution as Affected by Tillage, Wheel Traffic, and Fertilizer Placement 1991 ·Soil Science Society of America Journal ·T. C. Kaspar, (unknown), (unknown)	61
19	Effect of maize residue on five maize hybrids. 1990 ·Universiti Putra Malaysia Institutional Repository (Universiti Putra Malaysia) ·(unknown), T. C. Kaspar	2
20	Soil Tilth: A Review of Past Perceptions and Future Needs 1990 ·Soil Science Society of America Journal ·Douglas L. Karlen, D. C. Erbach, T. C. Kaspar, T. S. Colvin, E. C. Berry, D. R. Timmons	44

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact