Delno Knudsen

2.1k total citations · 1 hit paper
14 papers, 696 citations indexed

About

Delno Knudsen is a scholar working on Plant Science, Civil and Structural Engineering and Biomaterials. According to data from OpenAlex, Delno Knudsen has authored 14 papers receiving a total of 696 indexed citations (citations by other indexed papers that have themselves been cited), including 4 papers in Plant Science, 3 papers in Civil and Structural Engineering and 3 papers in Biomaterials. Recurrent topics in Delno Knudsen's work include Clay minerals and soil interactions (3 papers), Soil and Unsaturated Flow (3 papers) and Plant Micronutrient Interactions and Effects (3 papers). Delno Knudsen is often cited by papers focused on Clay minerals and soil interactions (3 papers), Soil and Unsaturated Flow (3 papers) and Plant Micronutrient Interactions and Effects (3 papers). Delno Knudsen collaborates with scholars based in United States. Delno Knudsen's co-authors include G. E. Schuman, Michael Stanley, R. B. Clark, James V. Drew, Robert Olson, P.A. Pier, Robert C. Sorensen, J. W. Maranville, G. W. Rehm and Dermot P. Coyne and has published in prestigious journals such as Soil Science Society of America Journal, Soil Science and Crop Science.

In The Last Decade

Delno Knudsen

13 papers receiving 619 citations

Hit Papers

Automated Total Nitrogen Analysis of Soil and Plant Samples 1973 2026 1990 2008 1973 100 200 300
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.

  1. Automated Total Nitrogen Analysis of Soil and Plant Samples
    1973 330 citations G. E. Schuman, Michael Stanley et al. Soil Science Society of America Journal profile →

Peers

Delno Knudsen
F. C. Boswell United States
D. L. Heanes Australia
John M. Hart United States
A. Feigin Israel
C. M. MUNDIE United Kingdom
L. E. Ensminger United States
N. Valoras China
G. Trolldenier Germany
R. Wetselaar Australia
Ed Hanlon United States
F. C. Boswell United States
Delno Knudsen
Citations per year, relative to Delno Knudsen Delno Knudsen (= 1×) peers F. C. Boswell

Countries citing papers authored by Delno Knudsen

Since Specialization
Citations

This map shows the geographic impact of Delno Knudsen'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 Delno Knudsen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Delno Knudsen more than expected).

Fields of papers citing papers by Delno Knudsen

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Delno Knudsen. 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 Delno Knudsen. The network helps show where Delno Knudsen may publish in the future.

Co-authorship network of co-authors of Delno Knudsen

This figure shows the co-authorship network connecting the top 25 collaborators of Delno Knudsen. A scholar is included among the top collaborators of Delno Knudsen 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 Delno Knudsen. Delno Knudsen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

14 of 14 papers shown
1.
Knudsen, Delno, et al.. (2004). Silage Corn Performance, 2002; Cache, Davis, and Utah Counties, Utah. Digital Commons - USU (Utah State University). 1 indexed citations
2.
Skopp, J., et al.. (1991). Control of Nutrient Mixing and Uptake by Irrigation Frequency and Relative Humidity. Agronomy Journal. 83(6). 1023–1028. 11 indexed citations
3.
4.
Sorensen, Robert C., et al.. (1986). Comparison of Several Lime Requirement Methods on Coarse‐textured Soils of Northeastern Nebraska. Soil Science Society of America Journal. 50(4). 937–941. 30 indexed citations
5.
Coyne, Dermot P., S. S. Korban, Delno Knudsen, & R. B. Clark. (1982). Inheritance of iron deficiency in crosses of dry beans (phaseolus vulgaris L.)1. Journal of Plant Nutrition. 5(4-7). 575–585. 27 indexed citations
6.
Clark, R. B., P.A. Pier, Delno Knudsen, & J. W. Maranville. (1981). Effect of trace element deficiencies and excesses on mineral nutrients in sorghum. Journal of Plant Nutrition. 3(1-4). 357–374. 48 indexed citations
7.
Knudsen, Delno, et al.. (1981). Plant analysis of trace elements by X‐Ray‐. Journal of Plant Nutrition. 3(1-4). 61–75. 67 indexed citations
8.
Hergert, Gary W. & Delno Knudsen. (1977). G77-328 Irrigation Water Quality Criteria. Insecta mundi. 2 indexed citations
9.
Knudsen, Delno, et al.. (1974). G74-165 Understand Your Soil Test: Calcium, Magnesium, Boron, Copper, Chlorine, Molybdenum. 1 indexed citations
10.
Schuman, G. E., Michael Stanley, & Delno Knudsen. (1973). Automated Total Nitrogen Analysis of Soil and Plant Samples. Soil Science Society of America Journal. 37(3). 480–481. 330 indexed citations breakdown →
11.
Sorensen, Robert C., et al.. (1971). EXTRACTION OF ZN, FE, AND MN FROM SOILS WITH 0.1 N HYDROCHLORIC ACID AS AFFECTED BY SOIL PROPERTIES, SOLUTION. Soil Science. 3(6). 352–359. 16 indexed citations
12.
Sorensen, Robert C., et al.. (1971). EXTRACTION OF ZN, FE, AND MN FROM SOILS WITH 0.1 N HYDROCHLORIC ACID AS AFFECTED BY SOIL PROPERTIES, SOLUTION. Soil Science. 111(6). 352–359. 21 indexed citations
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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.

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2026