Distribution and seasonal abundance of Potato Tuber Moth: Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) in Nepal

Annual monitoring of potato tuber moth (PTM) was made in 2008/09 in15 districts of Nepal to understand the distribution and seasonal abundance. The locally made pheromone trap was installed and observed in 24 hours intervals. The activity of PTM was observed in plain, mid hills (below 2200 masl) and...

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Main Authors: Giri, Y.P., Thapa, R.B., Dangi, N., Aryal, S., Shrestha, S.M., Pradhan, S.B., Sporleder, M.
Format: Journal Article
Language:Inglés
Published: Nepal Journals Online 2014
Subjects:
Online Access:https://hdl.handle.net/10568/64937
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author Giri, Y.P.
Thapa, R.B.
Dangi, N.
Aryal, S.
Shrestha, S.M.
Pradhan, S.B.
Sporleder, M.
author_browse Aryal, S.
Dangi, N.
Giri, Y.P.
Pradhan, S.B.
Shrestha, S.M.
Sporleder, M.
Thapa, R.B.
author_facet Giri, Y.P.
Thapa, R.B.
Dangi, N.
Aryal, S.
Shrestha, S.M.
Pradhan, S.B.
Sporleder, M.
author_sort Giri, Y.P.
collection Repository of Agricultural Research Outputs (CGSpace)
description Annual monitoring of potato tuber moth (PTM) was made in 2008/09 in15 districts of Nepal to understand the distribution and seasonal abundance. The locally made pheromone trap was installed and observed in 24 hours intervals. The activity of PTM was observed in plain, mid hills (below 2200 masl) and high hill districts. The population of PTM was found more in mid-hills than in plain whereas PTM was absent in high hill districts. The highest average number of PTM was observed in May (480±238 moth/month) with no adult moths in October to December in plain whereas 522±174 moth/month was observed in July and 18±4 moth/month in December in mid-hills of Nepal. The seasonal abundance of PTM observed from March to July (74±63 to 126±100 moth/month) in Plain and March to October (191±157 to 104±60 moth/month) in mid-hills. The understanding of PTM population dynamics could be useful to make suitable management decision. DOI: http://dx.doi.org/10.3126/ijasbt.v2i3.10794 Int J Appl Sci Biotechnol, Vol. 2(3): 270-274
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spelling CGSpace649372025-11-06T14:05:49Z Distribution and seasonal abundance of Potato Tuber Moth: Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) in Nepal Giri, Y.P. Thapa, R.B. Dangi, N. Aryal, S. Shrestha, S.M. Pradhan, S.B. Sporleder, M. potatoes pheromone traps phthorimaea operculella monitoring periodicity Annual monitoring of potato tuber moth (PTM) was made in 2008/09 in15 districts of Nepal to understand the distribution and seasonal abundance. The locally made pheromone trap was installed and observed in 24 hours intervals. The activity of PTM was observed in plain, mid hills (below 2200 masl) and high hill districts. The population of PTM was found more in mid-hills than in plain whereas PTM was absent in high hill districts. The highest average number of PTM was observed in May (480±238 moth/month) with no adult moths in October to December in plain whereas 522±174 moth/month was observed in July and 18±4 moth/month in December in mid-hills of Nepal. The seasonal abundance of PTM observed from March to July (74±63 to 126±100 moth/month) in Plain and March to October (191±157 to 104±60 moth/month) in mid-hills. The understanding of PTM population dynamics could be useful to make suitable management decision. DOI: http://dx.doi.org/10.3126/ijasbt.v2i3.10794 Int J Appl Sci Biotechnol, Vol. 2(3): 270-274 2014 2015-04-02T11:48:07Z 2015-04-02T11:48:07Z Journal Article https://hdl.handle.net/10568/64937 en Open Access application/pdf Nepal Journals Online Giri, Y.P.; Thapa, R.B.; Dangi, N.; Aryal, S.; Shrestha, S.M.; Pradhan, S.B.; Sporleder, M. 2014. Distribution and seasonal abundance of Potato Tuber Moth: Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) in Nepal. International Journal of Applied Sciences and Biotechnology. 2(3):270-274.
spellingShingle potatoes
pheromone traps
phthorimaea operculella
monitoring
periodicity
Giri, Y.P.
Thapa, R.B.
Dangi, N.
Aryal, S.
Shrestha, S.M.
Pradhan, S.B.
Sporleder, M.
Distribution and seasonal abundance of Potato Tuber Moth: Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) in Nepal
title Distribution and seasonal abundance of Potato Tuber Moth: Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) in Nepal
title_full Distribution and seasonal abundance of Potato Tuber Moth: Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) in Nepal
title_fullStr Distribution and seasonal abundance of Potato Tuber Moth: Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) in Nepal
title_full_unstemmed Distribution and seasonal abundance of Potato Tuber Moth: Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) in Nepal
title_short Distribution and seasonal abundance of Potato Tuber Moth: Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) in Nepal
title_sort distribution and seasonal abundance of potato tuber moth phthorimaea operculella zeller lepidoptera gelechiidae in nepal
topic potatoes
pheromone traps
phthorimaea operculella
monitoring
periodicity
url https://hdl.handle.net/10568/64937
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