Research Article : Optimal Spray Time, Interval and Number of Preventive Fungicides for the Control of Fruit Rots of Green and Gold Kiwifruit Cultivars

Optimal spray time, interval and number of preventive fungicides against fruit rots of kiwifruit were investigated at the orchard which both green kiwifruit cultivar ‘Hayward’ and gold kiwifruit cultivar ‘Hort16A’ are cultivating side by side during 2009 and 2010 growing seasons in Jeju island, Kore...

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Main Authors: Gyoung Hee Kim, Young Sun Lee, Jae Sung Jung, Jae-Seoun Hur, Young Jin Koh
Format: Article
Language:English
Published: Hanrimwon Publishing Company 2013-03-01
Series:Research in Plant Disease
Subjects:
Online Access:http://www.online-rpd.org/journal/view.html?uid=695&sort=&scale=&key=year&keyword=&s_v=19&s_n=1&pn=vol&year=2013&vmd=Full
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author Gyoung Hee Kim
Young Sun Lee
Jae Sung Jung
Jae-Seoun Hur
Young Jin Koh
author_facet Gyoung Hee Kim
Young Sun Lee
Jae Sung Jung
Jae-Seoun Hur
Young Jin Koh
author_sort Gyoung Hee Kim
collection DOAJ
description Optimal spray time, interval and number of preventive fungicides against fruit rots of kiwifruit were investigated at the orchard which both green kiwifruit cultivar ‘Hayward’ and gold kiwifruit cultivar ‘Hort16A’ are cultivating side by side during 2009 and 2010 growing seasons in Jeju island, Korea. The highest control efficiency was obtained from benomyl WP and followed by thiophanate-methyl WP and carbendazim+diethofencarb WP. The control efficacies of the fungicides were much higher when applied onto the kiwifruit canopy after the flowering time than before the flowering time but thereafter their control efficiencies were decreased drastically according to delays of spray timing. With increasing spray numbers of the fungicides, the control efficacy increased. However, optimal spray time, interval and number of the preventive fungicides for the effective control of fruit rots of kiwifruit were determined as 4 time-spray schedule with 2-week-interval just after the flowering time on both ‘Hayward’ and ‘Hort16A’ cultivars.
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spelling doaj.art-d4268cd9235842959e743775a7c8fb652022-12-22T00:12:03ZengHanrimwon Publishing CompanyResearch in Plant Disease1598-22622233-91912013-03-0119116http://dx.doi.org/10.5423/RPD.2013.19.1.001Research Article : Optimal Spray Time, Interval and Number of Preventive Fungicides for the Control of Fruit Rots of Green and Gold Kiwifruit CultivarsGyoung Hee Kim0Young Sun Lee1Jae Sung Jung2 Jae-Seoun Hur3Young Jin Koh4Sunchon National University, Suncheon 540-950, KoreaSunchon National University, Suncheon 540-950, KoreaSunchon National University, Suncheon 540-950, KoreaSunchon National University, Suncheon 540-950, KoreaSunchon National University, Suncheon 540-950, KoreaOptimal spray time, interval and number of preventive fungicides against fruit rots of kiwifruit were investigated at the orchard which both green kiwifruit cultivar ‘Hayward’ and gold kiwifruit cultivar ‘Hort16A’ are cultivating side by side during 2009 and 2010 growing seasons in Jeju island, Korea. The highest control efficiency was obtained from benomyl WP and followed by thiophanate-methyl WP and carbendazim+diethofencarb WP. The control efficacies of the fungicides were much higher when applied onto the kiwifruit canopy after the flowering time than before the flowering time but thereafter their control efficiencies were decreased drastically according to delays of spray timing. With increasing spray numbers of the fungicides, the control efficacy increased. However, optimal spray time, interval and number of the preventive fungicides for the effective control of fruit rots of kiwifruit were determined as 4 time-spray schedule with 2-week-interval just after the flowering time on both ‘Hayward’ and ‘Hort16A’ cultivars.http://www.online-rpd.org/journal/view.html?uid=695&sort=&scale=&key=year&keyword=&s_v=19&s_n=1&pn=vol&year=2013&vmd=FullBenomylCarbendazim+diethofencarbFruit rotKiwifruit
spellingShingle Gyoung Hee Kim
Young Sun Lee
Jae Sung Jung
Jae-Seoun Hur
Young Jin Koh
Research Article : Optimal Spray Time, Interval and Number of Preventive Fungicides for the Control of Fruit Rots of Green and Gold Kiwifruit Cultivars
Research in Plant Disease
Benomyl
Carbendazim+diethofencarb
Fruit rot
Kiwifruit
title Research Article : Optimal Spray Time, Interval and Number of Preventive Fungicides for the Control of Fruit Rots of Green and Gold Kiwifruit Cultivars
title_full Research Article : Optimal Spray Time, Interval and Number of Preventive Fungicides for the Control of Fruit Rots of Green and Gold Kiwifruit Cultivars
title_fullStr Research Article : Optimal Spray Time, Interval and Number of Preventive Fungicides for the Control of Fruit Rots of Green and Gold Kiwifruit Cultivars
title_full_unstemmed Research Article : Optimal Spray Time, Interval and Number of Preventive Fungicides for the Control of Fruit Rots of Green and Gold Kiwifruit Cultivars
title_short Research Article : Optimal Spray Time, Interval and Number of Preventive Fungicides for the Control of Fruit Rots of Green and Gold Kiwifruit Cultivars
title_sort research article optimal spray time interval and number of preventive fungicides for the control of fruit rots of green and gold kiwifruit cultivars
topic Benomyl
Carbendazim+diethofencarb
Fruit rot
Kiwifruit
url http://www.online-rpd.org/journal/view.html?uid=695&sort=&scale=&key=year&keyword=&s_v=19&s_n=1&pn=vol&year=2013&vmd=Full
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