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Monday, May 11, 2020 | History

2 edition of New tobacco cyst nematode resistant shade tobacco varieties found in the catalog.

New tobacco cyst nematode resistant shade tobacco varieties

by James Arthur LaMondia

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  • 40 Currently reading

Published by Connecticut Agricultural Experiment Station in New Haven .
Written in English


Edition Notes

Statementby James A. Lamondia
SeriesBulletin / Connecticut Agricultural Experiment Station -- 957, Bulletin (Connecticut Agricultural Experiment Station) -- 957.
ContributionsConnecticut Agricultural Experiment Station
The Physical Object
Pagination1 folded sheet (4 p.) ;
ID Numbers
Open LibraryOL24642149M
OCLC/WorldCa43631277

Tobacco cyst nematodes are divided into three subspecies. Globodera tabacum tabacum (Lownesbery and Lownesbery, ), Behrens, is a parasite of shade tobacco (Nicotiana tabacum L.) in Connecticut. Globodera tabacum virginiae (Miller and Gray, ), Behrens, , is a parasite on wild solanaceous weeds in southeastern Virginia. The tobacco cyst nematode Globodera tabacum (Lownsbery & Lowns-bery) Behrens is a damaging soilborne pathogen of shade and broadleaf tobacco in the United States (2). Nematode infection of roots can cause dramatic stunting, yield loss, and reduce leaf quality. G. tabacum is considered a complex of three cyst nematodes not distinguishable .

  1). Resistance to root-knot nematodes is available in crops such tomato, soybean, snap bean, southern peas and several other crops.2) Though lot of work has been done on developing varieties of tobacco, cotton, soybean, cowpea, capsicum, tomato, sweet potato much more needs to be done. The tobacco cyst nematode, Globodera tabacum, is a serious and important soil borne parasite of the shade and broadleaf tobacco. The most important host plant for this nematode is tobacco (Nicotiana tabacum L), but other hosts include tomato, eggplant and closely related solanaceous : Heteroderidae.

The effects of infection by tobacco cyst nematode (Globodera tabacum solanacearum) on growth of flue-cured tobacco cultivars NC (resistant) and K (susceptible) were evaluated in the field in and Infection by G. t. solanacearum suppressed number of leaves, plant height, and fresh weight of leaves and feeder roots. Correlations between weekly Cited by: 3. Nematodes. Two types of nematodes generate malformation on tobacco roots: cyst nematodes (Globodera spp., and gall nematodes, “root-knot nematodes” (Meloidogyne spp.,) - Globodera spp. Several subspecies of Globodera have been reported on tobacco in the France, only Globodera tabacum sensu strictu seems to be present. This cyst nematode is .


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New tobacco cyst nematode resistant shade tobacco varieties by James Arthur LaMondia Download PDF EPUB FB2

New tobacco cyst nematode resistant shade tobacco varieties / Related Titles. Series: Bulletin (Connecticut Agricultural Experiment Station) ; By. LaMondia, James Arthur, Connecticut Agricultural Experiment Station. Type. Book Material.

Published material. Publication info. New tobacco cyst nematode resistant shade tobacco varieties Item Preview remove-circle Share or Embed This Item. New tobacco cyst nematode resistant shade tobacco varieties by LaMondia, James Arthur, ; Connecticut Agricultural Experiment Station.

Publication date Pages: BibTeX @MISC{Lamondia99newtobacco, author = {A. Lamondia}, title = {New Tobacco Cyst Nematode Resistant Shade Tobacco Varieties}, year = {}}.

Influence of Resistant Tobacco and Tobacco Cyst Nematodes on Root Infection and Secondary Inoculum of Fusarium oxysporum f. nicotianae Article (PDF Available) in Plant Disease 79(4) New tobacco cyst nematode resistant shade tobacco varieties / By James Arthur LaMondia and Connecticut Agricultural Experiment Station.

Topics: Connecticut, Diseases and pests, Tobacco. The single dominant gene in TCN-resistant B2 causes cyst nematodes to hatch, enter roots, and then die as a result of resistance, effectively reducing cyst nematode populations by.

Comparative pathogenicity of reniform nematode on root-knot resistant ABT 10 and susceptible bidi tobacco A revealed that ABT 10 was found.

Up until only recently, tobacco growers in Ontario have had to deal primarily with the root-lesion nematode (Pratylenchus penetrans) in their fields. This past growing season another species of nematode, tobacco cyst nematode (Globodera tabacum = TCN), was found on two tobacco farms.

One farm in the vicinity of Delhi and the other in the Langton area. Hatch and Reproduction of Globodera tabacum tabacum in Response to Tobacco, Tomato, or Black Nightshade Article (PDF Available) in Journal of nematology 27(3).

Control of tobacco cyst nematode (Globodera tabacum solanacearum Miller and Gray) is of major concern to growers of flue-cured tobacco (Nicotiana tabacum L.) in Virginia.

Two varieties of Connecticut shade tobacco (Nicotiana tabacum L.) resistant to the tobacco cyst nematode, Globodera tabacum tabacum (Lownsbery & Lownsbery) Stone, have been developed at The Connecticut Agricultural Experiment Station’s Valley Laboratory.

These varieties, ‘Poquonock’ and ‘Metacomet’, allow shade tobacco production in cyst nematode-infested. Studies on the effects of alternating resistant and susceptible cultivars and using contact nematicides on tobacco yields and population dynamics of the tobacco cyst nematode have been conducted (Johnson et al., ).

The most effective measures were the use of the resistant cultivar NC and a contact nematicide to reduce cyst nematode.

Prompt tillage after crop harvest was investigated as a cultural control for the tobacco cyst nematode, Globodera tabacum tabacum, on stalk-cut broadleaf cigar wrapper by: 4.

It is resistant to race 0 black shank with moderate resistance to race 1. It has moderate resistance to bacterial wilt and is resistant to races 1 and 3 root-knot nematode and is resistant to the tobacco cyst nematode. Variety Producers: NC is an F1 hybrid developed by NCSU with exclusive release to Cross Creek Seed in It has very.

Resistant varieties. Certain tobacco varieties resistant to nematodes are grown in some countries. Their degree of resistance to different species of Meloidogyne, and to some races in particular, is not identical. Nicotiana tomentosa is a source of resistance to M.

Incognita races 1 and r, this resistance can be overcome in some cases, by races 2 and 4 of M. LaMondia works to breed new types of shade seeds that are resistant not only to blue mold, which can destroy percent of a crop in a year, but also to tobacco cyst nematode, a nasty little parasite that feeds on the plant’s : Andrew Nagy.

resistant tobacco cultivars VA and PD-4 in our study were also resistant to the Con- necticut tobacco cyst nematode, G. taba- cure, as reported here. That tobacco plants resistant to G. tabacum solanacearum also are resistant to G. tabacum is further evi- dence that these nematodes are closely re- lated.

LaMondia, J. The tobacco cyst nematode affects photosynthesis of shade-grown cigar wrapper tobacco. Journal of Nematology LaMondia, J. A., and W. Elmer. The plant parasitic nematode Meloidogyne spartinae - a possible contributor to salt marsh decline. Proceedings of the Connecticut Conference on Natural Resources.

The tobacco cyst nematode Globodera tabacum tabacum (Lownsbery & Lownsbery, ) Stone, is a damaging pathogen of shade and broadleaf cigar wrapper tobacco types in the Connecticut River Valley of Connecticut and Massachusetts.

Nematode infection of roots can cause dramatic stunting, yield loss, and reduce leaf quality. Plant yield losses. Cyst nematodes are much less damaging on tobacco than Meloidogyne spp.

and distribution is also more limited than the other two genus. They have been reported in some countries of the major continents, including China, Pakistan, the United States and several European countries such as Italy, and Greece.

A diverse geographic array of accessions including cultivars of several classes of tobacco, flue-cured type tobacco introductions, and Nicotiana species were evaluated during and in the greenhouse to identify new sources of resistance to tobacco cyst nematode (TCN).

Six-week-old transplants were inoculated with TCN eggs from.Books digitized by the Internet Archive for the University of Connecticut. Skip to main content. This banner text can have markup New tobacco cyst nematode resistant shade tobacco varieties. by New Fusarium wilt-resistant Connecticut broadleaf tobacco varieties.

by LaMondia, James Arthur.Soybean cyst nematode (SCN, Heterodera glycines Ichinohe) is the most economically damaging disease of soybean worldwide, and breeding host plant resistance is the most feasible option for SCN management.

In this review, we summarise the progress made so far in identifying nematode-resistance genes, the currently available sources of resistance, possible .