Get 20M+ Full-Text Papers For Less Than $1.50/day. Start a 14-Day Trial for You or Your Team.

Learn More →

Rate Response of Tolfenpyrad for Control of Citrus Rust Mite, 2014 *

Rate Response of Tolfenpyrad for Control of Citrus Rust Mite, 2014 * Arthropod Management Tests, 2016, 1–1 doi: 10.1093/amt/tsw103 Section D: Citrus, Nuts, and Other Tree Fruits ORANGE: Citrus sinensis (L.) Osbeck, ‘Valencia’ Rate Response of Tolfenpyrad for Control of Citrus Rust Mite, 2014* 1,2 1 Philip A. Stansly and Barry C. Kostyk University of Florida/IFAS, Southwest Florida Res. and Ed. Center, 2686 State Road 29 North, Immokalee, FL 34142- 9515. Phone: (239) 658-3427, Fax: (239) 658-3469 (pstansly@ufl.edu; bkostyk@ufl.edu) and Corresponding author, e-mail: pstansly@ufl.edu Section Editor: David Haviland Orange j Citrus sinensis citrus rust mite j Phyllocoptruta oleivora Citrus rust mite (CRM): Phyllocoptruta oleivora (Ashmead) Fruit damage caused by the citrus rust mite (CRM) is a concern to areas of each sampled fruit. The mean number of mites per two fresh fruit growers in Florida and elsewhere. Juice yield and quality lens fields per fruit is reported. All data were subjected to ANOVA can also be affected. The present trial comparing rates of Apta and a for treatment effects with means separated by LSD contingent of standard was conducted at a commercial site in Labelle, Florida on a significant F (P ¼ 0.05) value. A pre-treatment sample on 5-year-old ‘Valencia’ orange trees planted at 15  22 ft. spacing. An 16 Oct indicated an average of 2.656 0.45 (mean6 SE) mites per RCB design was used to assign four replications of each of the five lens field. treatments and an untreated check to 8-tree plots within rows sepa- Mite numbers remained high on check trees through 41 days rated by an untreated buffer row. Applications to both sides of the after treatment (DAT) and then began to decrease. All treatments tree were made 22 Oct using a Durand Wayland AF100-32 air blast through 48 DAT provided significant reduction of mites compared speed sprayer operating at 1.9 mph and 300 psi. Two fruit on with the untreated check with no differences between remaining each of the center six trees per plot were sampled weekly from treatments. However, the two lower rates were no longer different 24 Oct to 23 Dec using a 14 Bausch & Lomb Hastings hand lens. from the check at 55 DAT and no treatment effect was seen at 62 A “lens field” of 1.0 cm was viewed on two partially shaded DAT. No phytotoxicity was observed (Table 1). Table 1 Product/formulation Rate form./acre Rust mites per lens field 24-Oct 31-Oct 7-Nov 14-Nov 21-Nov 2-Dec 9-Dec 16-Dec 23-Dec 2 DAT 9 DAT 16 DAT 23 DAT 30 DAT 41 DAT 48 DAT 55 DAT 62 DAT Untreated check 5.59 a 7.71 a 9.95 a 1.04 a 7.68 a 5.35 a 2.73 a 1.41 a 0.76 Envidor 18 fl oz 0.45 b 0.44 b 0.22 b 0.08 b 0.90 b 0.50 b 0.72 b 0.41 bc 0.15 Apta 15 SC 17 fl oz 0.23 b 0.41 b 0.59 b 0.10 b 1.21 b 0.74 b 1.27 b 1.09 ab 0.43 435 oil 1% Apta 15 SC 21 fl oz 0.18 b 0.17 b 0.14 b 0.02 b 0.93 b 0.77 b 0.98 b 0.58 abc 0.53 435 oil 1% Apta 15 SC 24 fl oz 0.11 b 0.50 b 0.38 b 0.02 b 0.27 b 0.19 b 0.33 b 0.16 c 0.1 435 oil 1% Apta 15 SC 27 fl oz 0.32 b 0.36 b 0.09 b 0.00 b 0.08 b 0.10 b 0.30 b 0.15 c 0.22 435 oil 1% Means within columns followed by same letter are not statistically different (LSD, P> 0.05). * This research was supported by industry gifts of pesticide and research funding. V C The Author 2016. Published by Oxford University Press on behalf of the Entomological Society of America. 1 This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited. For commercial re-use, please contact journals.permissions@oup.com http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Arthropod Management Tests Oxford University Press

Rate Response of Tolfenpyrad for Control of Citrus Rust Mite, 2014 *

Loading next page...
 
/lp/oxford-university-press/rate-response-of-tolfenpyrad-for-control-of-citrus-rust-mite-2014-w55DUQGXJg
Publisher
Oxford University Press
Copyright
© The Author 2016. Published by Oxford University Press on behalf of the Entomological Society of America.
eISSN
2155-9856
DOI
10.1093/amt/tsw103
Publisher site
See Article on Publisher Site

Abstract

Arthropod Management Tests, 2016, 1–1 doi: 10.1093/amt/tsw103 Section D: Citrus, Nuts, and Other Tree Fruits ORANGE: Citrus sinensis (L.) Osbeck, ‘Valencia’ Rate Response of Tolfenpyrad for Control of Citrus Rust Mite, 2014* 1,2 1 Philip A. Stansly and Barry C. Kostyk University of Florida/IFAS, Southwest Florida Res. and Ed. Center, 2686 State Road 29 North, Immokalee, FL 34142- 9515. Phone: (239) 658-3427, Fax: (239) 658-3469 (pstansly@ufl.edu; bkostyk@ufl.edu) and Corresponding author, e-mail: pstansly@ufl.edu Section Editor: David Haviland Orange j Citrus sinensis citrus rust mite j Phyllocoptruta oleivora Citrus rust mite (CRM): Phyllocoptruta oleivora (Ashmead) Fruit damage caused by the citrus rust mite (CRM) is a concern to areas of each sampled fruit. The mean number of mites per two fresh fruit growers in Florida and elsewhere. Juice yield and quality lens fields per fruit is reported. All data were subjected to ANOVA can also be affected. The present trial comparing rates of Apta and a for treatment effects with means separated by LSD contingent of standard was conducted at a commercial site in Labelle, Florida on a significant F (P ¼ 0.05) value. A pre-treatment sample on 5-year-old ‘Valencia’ orange trees planted at 15  22 ft. spacing. An 16 Oct indicated an average of 2.656 0.45 (mean6 SE) mites per RCB design was used to assign four replications of each of the five lens field. treatments and an untreated check to 8-tree plots within rows sepa- Mite numbers remained high on check trees through 41 days rated by an untreated buffer row. Applications to both sides of the after treatment (DAT) and then began to decrease. All treatments tree were made 22 Oct using a Durand Wayland AF100-32 air blast through 48 DAT provided significant reduction of mites compared speed sprayer operating at 1.9 mph and 300 psi. Two fruit on with the untreated check with no differences between remaining each of the center six trees per plot were sampled weekly from treatments. However, the two lower rates were no longer different 24 Oct to 23 Dec using a 14 Bausch & Lomb Hastings hand lens. from the check at 55 DAT and no treatment effect was seen at 62 A “lens field” of 1.0 cm was viewed on two partially shaded DAT. No phytotoxicity was observed (Table 1). Table 1 Product/formulation Rate form./acre Rust mites per lens field 24-Oct 31-Oct 7-Nov 14-Nov 21-Nov 2-Dec 9-Dec 16-Dec 23-Dec 2 DAT 9 DAT 16 DAT 23 DAT 30 DAT 41 DAT 48 DAT 55 DAT 62 DAT Untreated check 5.59 a 7.71 a 9.95 a 1.04 a 7.68 a 5.35 a 2.73 a 1.41 a 0.76 Envidor 18 fl oz 0.45 b 0.44 b 0.22 b 0.08 b 0.90 b 0.50 b 0.72 b 0.41 bc 0.15 Apta 15 SC 17 fl oz 0.23 b 0.41 b 0.59 b 0.10 b 1.21 b 0.74 b 1.27 b 1.09 ab 0.43 435 oil 1% Apta 15 SC 21 fl oz 0.18 b 0.17 b 0.14 b 0.02 b 0.93 b 0.77 b 0.98 b 0.58 abc 0.53 435 oil 1% Apta 15 SC 24 fl oz 0.11 b 0.50 b 0.38 b 0.02 b 0.27 b 0.19 b 0.33 b 0.16 c 0.1 435 oil 1% Apta 15 SC 27 fl oz 0.32 b 0.36 b 0.09 b 0.00 b 0.08 b 0.10 b 0.30 b 0.15 c 0.22 435 oil 1% Means within columns followed by same letter are not statistically different (LSD, P> 0.05). * This research was supported by industry gifts of pesticide and research funding. V C The Author 2016. Published by Oxford University Press on behalf of the Entomological Society of America. 1 This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited. For commercial re-use, please contact journals.permissions@oup.com

Journal

Arthropod Management TestsOxford University Press

Published: Jan 1, 2016

There are no references for this article.