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Wheat Variety Tolerance To Metribuzin

December 27, 2013 | Posted in Crop Protection
Source: By Larry Steckel, University of Tennessee
We have fielded a number of calls from folks who believe they are seeing more metribuzin injury on wheat this fall than in previous years. I rated metribuzin tolerance in a number of county wheat trials scattered across West Tennessee to help address this question.
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Managing Marestail In No-Till Soybeans

December 23, 2013 | Posted in Crop Protection
Source: By Mark Loux, Ohio State University; Bill Johnson, Purdue University
Marestail, also known as horseweed, competes with soybeans throughout the growing season, reducing crop yields. In a 2010 Ohio State University study, soybeans yielded 51 bushels per acre when burndown treatment failed to control emerged plants; 57 bushels per acre when the burndown was effective, but there was no residual herbicide; and 65 bushels per acre when the burndown was effective and effective residual herbicides were used.
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Mutant Corn Could Yield New Ways To Curb Rootworm

December 18, 2013 | Posted in Crop Protection
Source: By Natalie van Hoose, Purdue University
Purdue and University of Illinois researchers have discovered a novel corn mutant whose leaves are highly susceptible to attack by Western corn rootworm beetles, a pest that feeds primarily on corn silks and pollen. While Western corn rootworm beetles were previously thought to avoid corn leaves based on food-source preference, study of the mutant suggests that normal corn plants have an active defense mechanism that deters the beetles from feeding on their foliage.
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Nufarm Introduces CATS Herbicide Lineup

December 13, 2013 | Posted in Crop Protection
Nufarm announces a new line of herbicide products that will offer soybean, cotton, peanut and corn growers effective, economical options for controlling herbicide resistant/tolerant weed species at all phases of the growing season.
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Yield Loss On The Edge Of Corn Fields

December 13, 2013 | Posted in Crop Protection
Source: By Emerson Nafziger, University of Illinois
We have been receiving reports since corn harvest began this fall about an unusual phenomenon: yields of the outside 8 to 24 rows on the south or west edges of corn fields show lower or much lower yields than corn farther into the field.
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