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First report of Rotylenchulus reniformis infecting turmeric in Vietnam and consequent damage

Journal of Nematology
Volume 52 (2020): Issue 1 (January 2020)
By:
Open Access
|May 2020

Figures & Tables

Figure 1:

Graph showing the relationship between the density of R. reniformis and rhizome weight, and percentage of yellowing leaves and dry rot rhizomes.
Graph showing the relationship between the density of R. reniformis and rhizome weight, and percentage of yellowing leaves and dry rot rhizomes.

Figure 2:

LM pictures of R. reniformis and disease symptoms of turmeric in studied growing area. A−D: Immature female. A: Pharyngeal region; B: Labial region; C: Lateral field; D: Tail region of immature female; E: Tail region of male; F: Aerial part; G: Underground part.
LM pictures of R. reniformis and disease symptoms of turmeric in studied growing area. A−D: Immature female. A: Pharyngeal region; B: Labial region; C: Lateral field; D: Tail region of immature female; E: Tail region of male; F: Aerial part; G: Underground part.

Correlation coefficient between the density of R_ reniformis, the percentage of yellowing leaves, dry rot rhizomes, and rhizome weight_

Correlations R. reniformis Yellowing leavesDry rot rhizome
Yellowing leaves
Pearson (RP)0.355
Spearman (RS)0.640*
Dry rot rhizome
Pearson (RP)0.781**0.601
Spearman (RS)0.5060.838**
Rhizome weight
Pearson (RP)−0.623−0.480−0.600
Spearman (RS)−0.841**−0.502−0.519
DOI: https://doi.org/10.21307/jofnem-2020-053 | Journal eISSN: 2640-396X | Journal ISSN: 0022-300X
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Language: English
Page range: 1 - 5
Submitted on: Mar 23, 2020
Published on: May 18, 2020
Published by: Society of Nematologists, Inc.
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year
Keywords:
Central Highlands,
Medicinal plants,
Plant-parasitic nematodes,
Yield loss
Related subjects:
Life sciences,
Life sciences, other

© 2020 Huu Tien Nguyen, Quang Phap Trinh, Thi Duyen Nguyen, Wim Bert, published by Society of Nematologists, Inc.
This work is licensed under the Creative Commons Attribution 4.0 License.

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