Glyphosate resistance in Sorghum halepense and Lolium rigidum is reduced at suboptimal growing temperatures

Vila-Aiub, M.M. and Gundel, P.E. and Yu, Q. and Powles, S.B. (2012) Glyphosate resistance in Sorghum halepense and Lolium rigidum is reduced at suboptimal growing temperatures. Pest Management Science. pp. 1-5.

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Abstract

Glyphosate resistance in populations of the C4 perennial Sorghum halepense (Johnsongrass) and C3 annual Lolium rigidum (rigid ryegrass) has evolved and been documented in many cropping areas around the globe. In S. halepense and in the majority of reported cases in L. rigidum the glyphosate resistance trait has been associated with a mechanism that reduces glyphosate translocation within plants. Here, the significant decrease in the glyphosate resistance level when resistant plants of S. halepense and L. rigidum are grown at suboptimal cool temperature conditions is reported.

Item Type: Article
Uncontrolled Keywords: herbicide resistance management;resistance mechanism;resistance factor;reduced glyphosate translocation;temperature effect
Author Affiliation: IFEVA-CONICET, Facultad de Agronomía, Universidad de Buenos Aires (UBA), Argentina
Subjects: Plant Protection
Divisions: Sorghum
Depositing User: Mr Siva Shankar
Date Deposited: 24 Dec 2012 05:22
Last Modified: 24 Dec 2012 05:22
Official URL: http://dx.doi.org/10.1002/ps.3464
URI: http://eprints.icrisat.ac.in/id/eprint/9202

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