Rika Ozawa

5.8k total citations · 1 hit paper
97 papers, 4.5k citations indexed

About

Rika Ozawa is a scholar working on Insect Science, Plant Science and Ecology, Evolution, Behavior and Systematics. According to data from OpenAlex, Rika Ozawa has authored 97 papers receiving a total of 4.5k indexed citations (citations by other indexed papers that have themselves been cited), including 78 papers in Insect Science, 63 papers in Plant Science and 38 papers in Ecology, Evolution, Behavior and Systematics. Recurrent topics in Rika Ozawa's work include Insect-Plant Interactions and Control (71 papers), Plant Parasitism and Resistance (39 papers) and Plant and animal studies (32 papers). Rika Ozawa is often cited by papers focused on Insect-Plant Interactions and Control (71 papers), Plant Parasitism and Resistance (39 papers) and Plant and animal studies (32 papers). Rika Ozawa collaborates with scholars based in Japan, Hungary and Italy. Rika Ozawa's co-authors include Junji Takabayashi, Gen‐ichiro Arimura, Kenji Matsui, Takaaki Nishioka, Kyutaro Kishimoto, Takeshi Shimoda, Wilhelm Boland, Kaori Shiojiri, Soichi Kugimiya and Massimo E. Maffei and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and PLoS ONE.

In The Last Decade

Rika Ozawa

94 papers receiving 4.4k 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.

Herbivory-induced volatiles elicit defence genes in lima bean leaves

2000 543 citations Gen‐ichiro Arimura, Rika Ozawa et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Rika Ozawa Japan	37	2.9k	2.7k	1.4k	1.2k	326	97	4.5k
Gen‐ichiro Arimura Japan	39	3.5k 1.2×	2.8k 1.0×	1.4k 1.0×	1.8k 1.5×	95 0.3×	87	5.3k
Ritsuo Nishida Japan	39	1.8k 0.6×	3.0k 1.1×	2.1k 1.5×	987 0.8×	411 1.3×	166	5.2k
Jette T. Knudsen Sweden	24	1.9k 0.6×	991 0.4×	2.6k 1.9×	1.2k 1.1×	178 0.5×	37	3.7k
Stefan Dötterl Germany	43	3.2k 1.1×	1.6k 0.6×	4.3k 3.1×	1.5k 1.3×	132 0.4×	178	5.2k
Cesar Rodriguez‐Saona United States	37	2.3k 0.8×	3.6k 1.3×	1.5k 1.1×	545 0.5×	152 0.5×	171	4.5k
W. M. Blaney United Kingdom	36	1.3k 0.4×	1.5k 0.5×	780 0.6×	648 0.6×	764 2.3×	75	3.0k
Yasumasa KUWAHARA Japan	31	1000 0.3×	2.4k 0.9×	2.0k 1.4×	599 0.5×	256 0.8×	257	4.0k
Jianqiang Wu China	39	3.8k 1.3×	1.9k 0.7×	899 0.6×	1.9k 1.6×	55 0.2×	97	4.9k
Marie Bengtsson Sweden	35	885 0.3×	2.9k 1.1×	1.4k 1.0×	606 0.5×	791 2.4×	98	3.9k
Andreas Jürgens Germany	36	2.4k 0.8×	1.0k 0.4×	3.1k 2.2×	1.0k 0.9×	94 0.3×	82	3.8k

Countries citing papers authored by Rika Ozawa

Since Specialization

Citations

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

Fields of papers citing papers by Rika Ozawa

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Rika Ozawa

This figure shows the co-authorship network connecting the top 25 collaborators of Rika Ozawa. A scholar is included among the top collaborators of Rika Ozawa 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 Rika Ozawa. Rika Ozawa 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

Uemura, Takuya, Yoshitake Desaki, Rika Ozawa, et al.. (2025). Spider mite tetranins elicit different defense responses in different host habitats. The Plant Journal. 121(5). e70046–e70046. 1 indexed citations

Yoneya, Kinuyo, Eizi Yano, Kei Yamaguchi, et al.. (2024). Olfactory responses of Nesidiocoris tenuis to uninfested or conspecific-infested banker plants and Thrips palmi-infested eggplants. BioControl. 69(1). 19–28.

Ozawa, Rika, et al.. (2024). Development of Menthyl Esters of Valine for Pest Control in Tomato and Lettuce Crops. Plants. 13(7). 1015–1015.

Shiojiri, Kaori, Rika Ozawa, Masayoshi Uefune, & Junji Takabayashi. (2021). Field-Grown Rice Plants Become More Productive When Exposed to Artificially Damaged Weed Volatiles at the Seedling Stage. Frontiers in Plant Science. 12. 692924–692924. 6 indexed citations

Desaki, Yoshitake, Takuya Uemura, Monirul Islam, et al.. (2019). Tetranins: new putative spider mite elicitors of host plant defense. New Phytologist. 224(2). 875–885. 46 indexed citations

Takai, Hiroki, Rika Ozawa, Junji Takabayashi, et al.. (2018). Silkworms suppress the release of green leaf volatiles by mulberry leaves with an enzyme from their spinnerets. Scientific Reports. 8(1). 11942–11942. 29 indexed citations

Sugimoto, Koichi, Kenji Matsui, Yoko Iijima, et al.. (2014). Intake and transformation to a glycoside of ( Z )-3-hexenol from infested neighbors reveals a mode of plant odor reception and defense. Proceedings of the National Academy of Sciences. 111(19). 7144–7149. 158 indexed citations

Ozawa, Rika, Kaori Shiojiri, Kenji Matsui, & Junji Takabayashi. (2013). Intermittent exposure to traces of green leaf volatiles triggers the production of (Z)-3-hexen-1-yl acetate and (Z)-3-hexen-1-ol in exposed plants. Plant Signaling & Behavior. 8(11). e27013–e27013. 8 indexed citations

Choh, Yasuyuki, Rika Ozawa, & Junji Takabayashi. (2012). Do plants use airborne cues to recognize herbivores on their neighbours?. Experimental and Applied Acarology. 59(3). 263–273. 9 indexed citations

10.

Zebelo, Simon, Kenji Matsui, Rika Ozawa, & Massimo E. Maffei. (2012). Plasma membrane potential depolarization and cytosolic calcium flux are early events involved in tomato (Solanum lycopersicon) plant-to-plant communication. Plant Science. 196. 93–100. 105 indexed citations

11.

Shimoda, Takeshi, Masahiro Nishihara, Rika Ozawa, Junji Takabayashi, & Gen‐ichiro Arimura. (2012). The effect of genetically enriched (E)‐β‐ocimene and the role of floral scent in the attraction of the predatory mite Phytoseiulus persimilis to spider mite‐induced volatile blends of torenia. New Phytologist. 193(4). 1009–1021. 42 indexed citations

12.

Mandour, N. S., Yooichi Kainoh, Rika Ozawa, Masayoshi Uefune, & Junji Takabayashi. (2011). Effects of Time After Last Herbivory on the Attraction of Corn Plants Infested with Common Arymworms to a Parasitic Wasp Cotesia kariyai. Journal of Chemical Ecology. 37(3). 267–272. 11 indexed citations

13.

Shiojiri, Kaori, Rika Ozawa, Soichi Kugimiya, et al.. (2010). Herbivore-Specific, Density-Dependent Induction of Plant Volatiles: Honest or “Cry Wolf” Signals?. PLoS ONE. 5(8). e12161–e12161. 121 indexed citations

14.

Gomi, Kenji, et al.. (2009). Characterization of a sabinene synthase gene from rough lemon (Citrus jambhiri). Journal of Plant Physiology. 166(15). 1700–1704. 33 indexed citations

15.

Egusa, Mayumi, Rika Ozawa, Junji Takabayashi, Hiroshi Otani, & Motoichiro Kodama. (2009). The jasmonate signaling pathway in tomato regulates susceptibility to a toxin-dependent necrotrophic pathogen. Planta. 229(4). 965–976. 33 indexed citations

16.

Ozawa, Rika, Cinzia M. Bertea, Maria Cristina Foti, et al.. (2009). Exogenous Polyamines Elicit Herbivore-Induced Volatiles in Lima Bean Leaves: Involvement of Calcium, H2O2 and Jasmonic Acid. Plant and Cell Physiology. 50(12). 2183–2199. 42 indexed citations

17.

Kishimoto, Kyutaro, Kenji Matsui, Rika Ozawa, & Junji Takabayashi. (2006). ETR1-, JAR1- and PAD2-dependent signaling pathways are involved in C6-aldehyde-induced defense responses of Arabidopsis. Plant Science. 171(3). 415–423. 37 indexed citations

18.

Matsushima, Ryo, Rika Ozawa, Masayoshi Uefune, Tetsuo Gotoh, & Junji Takabayashi. (2006). Intraspecies Variation in the Kanzawa Spider Mite Differentially Affects Induced Defensive Response in Lima Bean Plants. Journal of Chemical Ecology. 32(11). 2501–2512. 31 indexed citations

19.

Shiojiri, Kaori, Rika Ozawa, & Junji Takabayashi. (2006). Plant Volatiles, Rather than Light, Determine the Nocturnal Behavior of a Caterpillar. PLoS Biology. 4(6). e164–e164. 55 indexed citations

20.

Ozawa, Rika, Kaori Shiojiri, Maurice W. Sabelis, et al.. (2004). Corn Plants Treated with Jasmonic Acid Attract More Specialist Parasitoids, Thereby Increasing Parasitization of the Common Armyworm. Journal of Chemical Ecology. 30(9). 1797–1808. 31 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.

Explore authors with similar magnitude of impact