Reproduction of Meloidogyne arenaria race 2 on flue-cured tobacco with putative resistance derived from Nicotiana repanda

		Root % galling
		June-August		September-November
Genotype	Entry	Blackstone	Blacksburg	Blackstone	Blacksburg
rk1rk2	Hicks	42.5bc	42.5ab	45.0a	54.0a
Rk1rk2	K326	45.0bc	56.3ab	51.7a	21.0b
rk1Rk2	T-15-1-1	53.8abc	71.3a	36.7ab	21.0b
Rk1Rk2	CC 13	60.0ab	41.3ab	20.0ab	27.0b
Rk1Rk2	STNCB 2-28	67.5a	55.0ab	36.7ab	16.0bc
Rk1Rk2	BAG 29-15-3-32-1	40.0c	36.3b	20.0ab	15.0bc
N. repanda	81-R-617A	20.0d	37.5b	3.7b	6.2c

Egg masses and eggs per gram of root, as well as reproductive indices of Meloidogyne arenaria race 2 on flue-cured tobacco entries in greenhouse pot tests in 2017*_

		June-August		September-November
Genotype	Entry	Blackstone	Blacksburg	Blackstone	Blacksburg
Egg masses per gram of root
rk1rk2	Hicks	64ab	38b	51a	21a
Rk1rk2	K326	90a	41b	45a	22a
rk1Rk2	T-15-1-1	83a	86ab	17a	15ab
Rk1Rk2	CC 13	89a	98ab	38a	9bc
Rk1Rk2	STNCB 2-28	65a	126a	24a	10bc
Rk1Rk2	BAG 29-15-3-32-1	67a	60ab	16ab	15ab
N. repanda	81-R-617A	30b	60ab	6b	5c
Eggs per gram of root
rk1rk2	Hicks	5,697ab	9,938ab	2,907a	439ab
Rk1rk2	K326	11,612a	2,728c	1,488a	596a
rk1Rk2	T-15-1-1	6,585ab	4,613c	965a	596a
Rk1Rk2	CC 13	9,071a	8,311ab	1,197a	170b
Rk1Rk2	STNCB 2-28	6,656ab	13,568a	904a	294ab
Rk1Rk2	BAG 29-15-3-32-1	5,215ab	7,354ab	946a	268ab
N. repanda	81-R-617A	3,988b	5,381abc	17b	54c
Reproductive index ^**
rk1rk2	Hicks	37.9a	3.9c	6.9a	2.1ab
Rk1rk2	K326	40.5a	2.3c	4.6a	3.0a
rk1Rk2	T-15-1-1	33.4a	6.9bc	3.8a	2.7a
Rk1Rk2	CC 13	64.0a	22.9ab	5.5a	0.9c
Rk1Rk2	STNCB 2-28	45.1a	26.7a	2.9ab	1.2bc
Rk1Rk2	BAG 29-15-3-32-1	36.3a	15.4abc	3.6a	1.1bc
N. repanda	81-R-617A	29.3a	6.3bc	0.0b	0.3d

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DOI: https://doi.org/10.21307/jofnem-2021-064 | Journal eISSN: 2640-396X | Journal ISSN: 0022-300X

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Language: English

Page range: 1 - 9

Published on: Jul 19, 2021

Published by: Society of Nematologists, Inc.

In partnership with: Paradigm Publishing Services

Publication frequency: 1 issue per year

Keywords:

Meloidogyne arenaria ,

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© 2021 Noah Adamo, Charles S. Johnson, T. David Reed, Jonathan D. Eisenback, published by Society of Nematologists, Inc.
This work is licensed under the Creative Commons Attribution 4.0 License.

Volume 53 (2021): Issue 1 (January 2021)