Ramon C. Littell

27.5k total citations · 8 hit papers
173 papers, 23.6k citations indexed

About

Ramon C. Littell is a scholar working on Plant Science, Genetics and Agronomy and Crop Science. According to data from OpenAlex, Ramon C. Littell has authored 173 papers receiving a total of 23.6k indexed citations (citations by other indexed papers that have themselves been cited), including 35 papers in Plant Science, 29 papers in Genetics and 27 papers in Agronomy and Crop Science. Recurrent topics in Ramon C. Littell's work include Genetic and phenotypic traits in livestock (25 papers), Ruminant Nutrition and Digestive Physiology (24 papers) and Animal Nutrition and Physiology (19 papers). Ramon C. Littell is often cited by papers focused on Genetic and phenotypic traits in livestock (25 papers), Ruminant Nutrition and Digestive Physiology (24 papers) and Animal Nutrition and Physiology (19 papers). Ramon C. Littell collaborates with scholars based in United States, China and Venezuela. Ramon C. Littell's co-authors include P. R. Henry, C. B. Ammerman, Rudolf J. Freund, Walter W. Stroup, George A. Milliken, Oliver Schabenberger, Russell D. Wolfinger, Ranjini Natarajan, Jane Pendergast and Mervyn G. Marasinghe and has published in prestigious journals such as Journal of the American Statistical Association, Ecology and Technometrics.

In The Last Decade

Ramon C. Littell

168 papers receiving 21.8k citations

Hit Papers

5 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.

SAS System for Mixed Models

1996 9.5k citations Ramon C. Littell profile →
SAS for mixed models

2006 2.6k citations Ramon C. Littell et al. profile →
Statistical analysis of repeated measures data using SAS procedures.

1998 2.4k citations Ramon C. Littell, P. R. Henry et al. Journal of Animal Science profile →
SAS System for Linear Models

1988 966 citations Rudolf J. Freund, Ramon C. Littell et al. profile →
Modelling covariance structure in the analysis of repeated measures data

2000 783 citations Ramon C. Littell et al. profile →
SAS for Linear Models

2002 606 citations Ramon C. Littell, Rudolf J. Freund et al. profile →
SAS System for Linear Models

1992 473 citations Ramon C. Littell, Rudolf J. Freund et al. profile →
SAS for linear models : a guide to the ANOVA and GLM procedures

1981 402 citations Rudolf J. Freund, Ramon C. Littell et al. profile →

Peers

Countries citing papers authored by Ramon C. Littell

Since Specialization

Citations

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

Fields of papers citing papers by Ramon C. Littell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ramon C. Littell. 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 Ramon C. Littell. The network helps show where Ramon C. Littell may publish in the future.

Co-authorship network of co-authors of Ramon C. Littell

This figure shows the co-authorship network connecting the top 25 collaborators of Ramon C. Littell. A scholar is included among the top collaborators of Ramon C. Littell 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 Ramon C. Littell. Ramon C. Littell 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	Effect of Method of Adding a Fibrolytic Enzyme to Dairy Cow Diets on Feed Intake Digestibility, Milk Production, Ruminal Fermentation, and Blood Metabolites# 2013 ·Animal Nutrition and Feed Technology ·(unknown), C.R. Staples, Ramon C. Littell, (unknown), A.T. Adesogan	30
2	Performance of ‘Valencia’ Sweet Orange Trees on 12 Rootstocks at Two Locations and an Economic Interpretation as a Basis for Rootstock Selection 2010 ·HortScience ·William S. Castle, James C. Baldwin, (unknown), Ramon C. Littell	54
3	Effect of administration of a controlled-release monensin capsule on incidence of calving-related disorders, fertility, and milk yield in dairy cows 2006 ·American Journal of Veterinary Research ·Pedro Meléndez, Jesse P. Goff, C.A. Risco, (unknown), Ramon C. Littell, G.A. Donovan	7
4	Performance of Lactating Dairy Cows Managed on Pasture-Based or in Freestall Barn-Feeding Systems 2005 ·Journal of Dairy Science ·R. S. Fontaneli, Lynn E. Sollenberger, Ramon C. Littell, C.R. Staples	76
5	Incidence of subclinical ketosis in cows supplemented with a monensin controlled-release capsule in Holstein cattle, Florida, USA 2005 ·Preventive Veterinary Medicine ·Pedro Meléndez, Jesse P. Goff, C.A. Risco, L.F. Archbald, Ramon C. Littell, G.A. Donovan	24
6	Effect of a Monensin Controlled-Release Capsule on Rumen and Blood Metabolites in Florida Holstein Transition Cows 2004 ·Journal of Dairy Science ·Pedro Meléndez, Jesse P. Goff, C.A. Risco, L.F. Archbald, Ramon C. Littell, G.A. Donovan	14
7	Quantitative trait loci for growth trajectories in Populus 2003 ·Genetics Research ·Rongling Wu, Chang‐Xing Ma, Mark C. K. Yang, Myron Chang, Ramon C. Littell, (unknown), Samuel S. Wu, Tongming Yin, Minren Huang, Minxiu Wang, George Casella	24
8	Metabolic Responses of Transition Holstein Cows Fed Anionic Salts and Supplemented at Calving with Calcium and Energy 2002 ·Journal of Dairy Science ·Pedro Meléndez, A. Donovan, C.A. Risco, Mary Beth Hall, Ramon C. Littell, Jesse P. Goff	44
9	SAS System for Regression,Third Edition 2000 ·Rudolf J. Freund, Ramon C. Littell	24
10	Pruning and Skirting Affect Canopy Microclimate, Yields, and Fruit Quality of `Orlando' Tangelo 2000 ·HortScience ·(unknown), Frederick S. Davies, Ramon C. Littell	35
11	Effect of dietary zinc source and method of oral administration on performance and tissue trace mineral concentration of broiler chicks. 1999 ·Journal of Animal Science ·(unknown), P. R. Henry, Ramon C. Littell, R.D. MILES, G. D. Butcher, C. B. Ammerman	42
12	241 Estimating Optimal Sample Size for Sweet Orange Fruit Quality Experiments 1999 ·HortScience ·Graham H. Barry, William S. Castle, Frederick S. Davies, Ramon C. Littell	2
13	Probability of Detecting Nematode Infestations in Quarantine Samples 1993 ·Nematropica ·Robert McSorley, Ramon C. Littell	7
14	Evaluation of an enzyme-linked immunosorbent assay for diagnosis of trichinellosis in swine 1992 ·American Journal of Veterinary Research ·(unknown), John B. Dame, (unknown), Karen Gillis, Ramon C. Littell	22
15	Use of an enzyme-linked immunosorbent assay to estimate prevalence of paratuberculosis in cattle of Florida 1990 ·Journal of the American Veterinary Medical Association ·Rüdiger Braun, Claus D. Buergelt, Ramon C. Littell, Stephen B. Linda, James R. Simpson	40
16	Bull influences on conception percentage and calving date in Angus Hereford, Brahman and Senepol single-sire herds 1990 ·Theriogenology ·R.E. Larsen, Ramon C. Littell, (unknown), (unknown), (unknown), A. C. Warnick	24
17	Combining One-Sided Binomial Tests 1986 ·Journal of the American Statistical Association ·William C. Louv, Ramon C. Littell	10
18	SAS for linear models : a guide to the ANOVA and GLM procedures breakdown → 1981 ·Rudolf J. Freund, Ramon C. Littell, (unknown)	402
19	Confidence Regions Based on Methods of Combining Test Statistics 1981 ·Journal of the American Statistical Association ·Ramon C. Littell, William C. Louv	4
20	Goodness-of-fit tests for the two parameter Weibull distribution 1979 ·Communications in Statistics - Simulation and Computation ·Ramon C. Littell, (unknown), Walter Offen	46

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