Evaluation of Insecticides for the Management of Litchi Fruit and Shoot Borer
Litchi is an important subtropical evergreen fruit crop grown in Nepal, which have high nutritive value and refreshing taste. The Litchi growers are experiencing severe loss every year with the damage caused by several insect pests. Among them fruit and shoot borer Conopomorpha sinensis Bradley (Lep...
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2020-03-01
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doaj-a5ddda6023a5457da6004bfc942d3d392020-11-25T03:29:27ZengNepal Agricultural Research CouncilJournal of Nepal Agricultural Research Council2392-45352392-45432020-03-0161859110.3126/jnarc.v6i0.28119Evaluation of Insecticides for the Management of Litchi Fruit and Shoot BorerSudeep Kumar Upadhyay0Sunil Aryal1Bikash Bhusal2Bedanand Chaudhary3Nepal Agricultural Research Council, Entomology Division, Kathmandu, NepalNepal Agricultural Research Council, Entomology Division, Kathmandu, NepalNepal Agricultural Research Council, Entomology Division, Kathmandu, NepalNational Rice Research Program, Hardinath, Dhanusha, NepalLitchi is an important subtropical evergreen fruit crop grown in Nepal, which have high nutritive value and refreshing taste. The Litchi growers are experiencing severe loss every year with the damage caused by several insect pests. Among them fruit and shoot borer Conopomorpha sinensis Bradley (Lepidoptera: Gracillariidae) is the one of the important insect pest. Experiments were conducted at RARS Tarahara on existing litchi orchard in RCBD design with four replication and five insecticides (Azadiractin, Chlorantraniliprole, Flubendiamide, Lambda cyhalothrin, and Dimethoate) with recommended doses in litchi orchard against C. sinensis during 2015 and 2016 AD to find out the efficient one. Among the tested insecticide chlorantraniliprole (18.5% w/w SC) and flubendiamide (39.35% m/m SC) each were found to be most efficient against C. sinensis and could be applied at the rate of 1 ml per 3 liter of water when fruit size was about pea and applied 3 times with 10 days interval. This result suggested that these two insecticides could be used for the management for C. sinensis. Farmers may reduce the losses and increase their income with the application of these insecticideshttps://www.nepjol.info/index.php/JNARC/article/view/28119conopomorpha sinensischlorantraniliproleflubendiamidelitchi |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Sudeep Kumar Upadhyay Sunil Aryal Bikash Bhusal Bedanand Chaudhary |
spellingShingle |
Sudeep Kumar Upadhyay Sunil Aryal Bikash Bhusal Bedanand Chaudhary Evaluation of Insecticides for the Management of Litchi Fruit and Shoot Borer Journal of Nepal Agricultural Research Council conopomorpha sinensis chlorantraniliprole flubendiamide litchi |
author_facet |
Sudeep Kumar Upadhyay Sunil Aryal Bikash Bhusal Bedanand Chaudhary |
author_sort |
Sudeep Kumar Upadhyay |
title |
Evaluation of Insecticides for the Management of Litchi Fruit and Shoot Borer |
title_short |
Evaluation of Insecticides for the Management of Litchi Fruit and Shoot Borer |
title_full |
Evaluation of Insecticides for the Management of Litchi Fruit and Shoot Borer |
title_fullStr |
Evaluation of Insecticides for the Management of Litchi Fruit and Shoot Borer |
title_full_unstemmed |
Evaluation of Insecticides for the Management of Litchi Fruit and Shoot Borer |
title_sort |
evaluation of insecticides for the management of litchi fruit and shoot borer |
publisher |
Nepal Agricultural Research Council |
series |
Journal of Nepal Agricultural Research Council |
issn |
2392-4535 2392-4543 |
publishDate |
2020-03-01 |
description |
Litchi is an important subtropical evergreen fruit crop grown in Nepal, which have high nutritive value and refreshing taste. The Litchi growers are experiencing severe loss every year with the damage caused by several insect pests. Among them fruit and shoot borer Conopomorpha sinensis Bradley (Lepidoptera: Gracillariidae) is the one of the important insect pest. Experiments were conducted at RARS Tarahara on existing litchi orchard in RCBD design with four replication and five insecticides (Azadiractin, Chlorantraniliprole, Flubendiamide, Lambda cyhalothrin, and Dimethoate) with recommended doses in litchi orchard against C. sinensis during 2015 and 2016 AD to find out the efficient one. Among the tested insecticide chlorantraniliprole (18.5% w/w SC) and flubendiamide (39.35% m/m SC) each were found to be most efficient against C. sinensis and could be applied at the rate of 1 ml per 3 liter of water when fruit size was about pea and applied 3 times with 10 days interval. This result suggested that these two insecticides could be used for the management for C. sinensis. Farmers may reduce the losses and increase their income with the application of these insecticides |
topic |
conopomorpha sinensis chlorantraniliprole flubendiamide litchi |
url |
https://www.nepjol.info/index.php/JNARC/article/view/28119 |
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