Control of johnsongrass (Sorghum halepense) and volunteer corn (Zea mays) in soybeans (Glycine max)

Dale, J.E. (1981) Control of johnsongrass (Sorghum halepense) and volunteer corn (Zea mays) in soybeans (Glycine max). Weed Science, 29 (6). pp. 708-711.

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Abstract

Glyphosate at 0.1 kg/ha applied twice using an impregnated rope wick effectively controlled Sorghum halepense in late-sown soybeans. On assessment at crop maturity, glyphosate applied by rope wick controlled 92% of S. halepense compared with 51% with glyphosate at 2.2 kg/ha applied conventionally to S. halepense rhizomes before sowing soybeans. No treatment visibly injured soybeans or adversely affected yields. In a separate trial, glyphosate applied either by rope wick or recirculating sprayer controlled S. halepense and volunteer maize in soybeans sown at the normal time. Application by recirculating sprayer reduced soybean yields more than application by rope wick, due to spattering with herbicide

Item Type: Article
Author Affiliation: US Department of Agriculture, Southern Weed Science Laboratory, Stoneville, Mississippi 38776, USA
Subjects: Plant Protection
Divisions: Maize
Sorghum
Depositing User: Ms K Syamalamba
Date Deposited: 07 Aug 2012 10:58
Last Modified: 07 Aug 2012 10:58
URI: http://eprints.icrisat.ac.in/id/eprint/7223

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