Ryosuke Iida

815 total citations · 1 hit paper
29 papers, 578 citations indexed

About

Ryosuke Iida is a scholar working on Small Animals, Animal Science and Zoology and Agronomy and Crop Science. According to data from OpenAlex, Ryosuke Iida has authored 29 papers receiving a total of 578 indexed citations (citations by other indexed papers that have themselves been cited), including 28 papers in Small Animals, 23 papers in Animal Science and Zoology and 12 papers in Agronomy and Crop Science. Recurrent topics in Ryosuke Iida's work include Animal Behavior and Welfare Studies (28 papers), Animal Nutrition and Physiology (15 papers) and Effects of Environmental Stressors on Livestock (14 papers). Ryosuke Iida is often cited by papers focused on Animal Behavior and Welfare Studies (28 papers), Animal Nutrition and Physiology (15 papers) and Effects of Environmental Stressors on Livestock (14 papers). Ryosuke Iida collaborates with scholars based in Japan, Canada and France. Ryosuke Iida's co-authors include Yuzo Koketsu, Carlos Piñeiro, Dale Polson, Gary D. Dial, Nobuaki Arai, Hidemi Yasuda and Yosuke Sasaki and has published in prestigious journals such as Journal of Animal Science, Theriogenology and Animal Reproduction Science.

In The Last Decade

Ryosuke Iida

28 papers receiving 566 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.

Factors for improving reproductive performance of sows and herd productivity in commercial breeding herds

2017 192 citations Yuzo Koketsu, Ryosuke Iida et al. Porcine Health Management profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Ryosuke Iida Japan	14	446	406	183	175	61	29	578
Wichai Tantasuparuk Thailand	13	411 0.9×	361 0.9×	211 1.2×	222 1.3×	55 0.9×	23	698
K.J. Plush Australia	15	600 1.3×	540 1.3×	183 1.0×	207 1.2×	62 1.0×	74	852
A. Tast Finland	13	354 0.8×	246 0.6×	224 1.2×	137 0.8×	69 1.1×	22	529
P. K. Mathur Netherlands	16	296 0.7×	457 1.1×	99 0.5×	342 2.0×	48 0.8×	36	689
Uffe Krogh Denmark	16	454 1.0×	501 1.2×	124 0.7×	67 0.4×	72 1.2×	43	690
Vivi Aarestrup Moustsen Denmark	17	820 1.8×	686 1.7×	198 1.1×	314 1.8×	65 1.1×	35	944
Niki C Whitley United States	15	176 0.4×	236 0.6×	314 1.7×	165 0.9×	58 1.0×	49	728
M.B.F. Nielsen Denmark	13	410 0.9×	345 0.8×	95 0.5×	180 1.0×	26 0.4×	26	560
Morakot Nuntapaitoon Thailand	16	496 1.1×	498 1.2×	157 0.9×	69 0.4×	27 0.4×	43	669
Ana Paula Gonçalves Mellagi Brazil	15	423 0.9×	359 0.9×	196 1.1×	139 0.8×	56 0.9×	75	761

Countries citing papers authored by Ryosuke Iida

Since Specialization

Citations

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

Fields of papers citing papers by Ryosuke Iida

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ryosuke Iida

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

All Works

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20 of 20 papers shown

Koketsu, Yuzo, Yosuke Sasaki, & Ryosuke Iida. (2022). Sow Reproductive Performance, Lifetime Performance, Their Risk Factors, Predictors and Farm-Level Factors in Farm Data Analysis. Nihon Yoton Gakkaishi. 59(1). 1–17.

Koketsu, Yuzo, Ryosuke Iida, & Carlos Piñeiro. (2021). A 10-year trend in piglet pre-weaning mortality in breeding herds associated with sow herd size and number of piglets born alive. Porcine Health Management. 7(1). 4–4. 39 indexed citations

Koketsu, Yuzo, Ryosuke Iida, & Carlos Piñeiro. (2021). Five risk factors and their interactions of probability for a sow in breeding herds having a piglet death during days 0–1, 2–8 and 9–28 days of lactation. Porcine Health Management. 7(1). 50–50. 5 indexed citations

Iida, Ryosuke, Carlos Piñeiro, & Yuzo Koketsu. (2021). PSVI-6 Thresholds of Outdoor Temperatures on Fertility Measures of Different Parity Sows in Spanish Herds. Journal of Animal Science. 99(Supplement_1). 217–217. 4 indexed citations

Iida, Ryosuke, Carlos Piñeiro, & Yuzo Koketsu. (2021). Timing and temperature thresholds of heat stress effects on fertility performance of different parity sows in Spanish herds. Journal of Animal Science. 99(7). 16 indexed citations

Koketsu, Yuzo & Ryosuke Iida. (2020). Farm data analysis for lifetime performance components of sows and their predictors in breeding herds. Porcine Health Management. 6(1). 24–24. 43 indexed citations

Iida, Ryosuke, Carlos Piñeiro, & Yuzo Koketsu. (2020). Removal of sows in Spanish breeding herds due to lameness: Incidence, related factors and reproductive performance of removed sows. Preventive Veterinary Medicine. 179. 105002–105002. 12 indexed citations

Koketsu, Yuzo, Ryosuke Iida, & Carlos Piñeiro. (2020). Increased age at first-mating interacting with herd size or herd productivity decreases longevity and lifetime reproductive efficiency of sows in breeding herds. Porcine Health Management. 6(1). 2–2. 19 indexed citations

Iida, Ryosuke, et al.. (2019). Recurrence patterns and lifetime performance of parity 1 sows in breeding herds with different weaning-to-first-mating intervals. Porcine Health Management. 5(1). 15–15. 8 indexed citations

10.

Iida, Ryosuke, Carlos Piñeiro, & Yuzo Koketsu. (2019). Incidences and risk factors for prolapse removal in Spanish sow herds. Preventive Veterinary Medicine. 163. 79–86. 15 indexed citations

11.

Koketsu, Yuzo & Ryosuke Iida. (2017). Sow housing associated with reproductive performance in breeding herds. Molecular Reproduction and Development. 84(9). 979–986. 23 indexed citations

12.

Iida, Ryosuke & Yuzo Koketsu. (2016). Lower farrowing rate in female pigs associated with higher outdoor temperatures in humid subtropical and continental climate zones in Japan. Animal Reproduction. 13(2). 63–68. 15 indexed citations

13.

Iida, Ryosuke & Yuzo Koketsu. (2015). Number of pigs born alive in parity 1 sows associated with lifetime performance and removal hazard in high- or low-performing herds in Japan. Preventive Veterinary Medicine. 121(1-2). 108–114. 18 indexed citations

14.

Iida, Ryosuke & Yuzo Koketsu. (2015). Climatic factors associated with abortion occurrences in Japanese commercial pig herds. Animal Reproduction Science. 157. 78–86. 13 indexed citations

15.

Koketsu, Yuzo, Ryosuke Iida, Dale Polson, & Gary D. Dial. (2015). A Survey on Farrowing Space Utilization Efficiency on Commercial Swine Farms. Nihon Yoton Gakkaishi. 52(4). 153–160. 2 indexed citations

16.

Iida, Ryosuke, et al.. (2015). Low Retention Rate of Female Pigs Associated with Gilt Development, Lifetime Performance and Culling Pattern in Commercial Swine Herds. Nihon Yoton Gakkaishi. 52(1). 8–16. 2 indexed citations

17.

Iida, Ryosuke & Yuzo Koketsu. (2014). Climatic factors associated with peripartum pig deaths during hot and humid or cold seasons. Preventive Veterinary Medicine. 115(3-4). 166–172. 22 indexed citations

18.

Iida, Ryosuke & Yuzo Koketsu. (2013). Interactions between climatic and production factors on returns of female pigs to service during summer in Japanese commercial breeding herds. Theriogenology. 80(5). 487–493. 16 indexed citations

19.

Iida, Ryosuke & Yuzo Koketsu. (2013). Delayed age of gilts at first mating associated with photoperiod and number of hot days in humid subtropical areas. Animal Reproduction Science. 139(1-4). 115–120. 7 indexed citations

20.

Iida, Ryosuke, et al.. (2012). Herd management procedures and factors associated with low farrowing rate of female pigs in Japanese commercial herds. Preventive Veterinary Medicine. 109(1-2). 69–75. 12 indexed citations

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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