Results 11 to 20 of about 3,633 (152)
Postemergence herbicides are the most widely used weed management tool in Iowa's corn and soybean acres. Application of the herbicide directly to the target bypasses the myriad of soil interactions that influence preemergence herbicides. However, killing
Bob Hartzler, Hartzler, Bob
openaire +2 more sources
If rainfall occurs soon after herbicide application, it can affect the effectiveness of postemergence herbicides. And they each differ in their time requirements for rain-free periods following application.
Dennis C. Odero
doaj +7 more sources
Sericea lespedeza (Lespedeza cuneata) is an invasive nonnative legume that commonly occurs on sites managed for northern bobwhite (Colinus virginianus).
Craig A Harper, Mark Turner
exaly +2 more sources
Factors Affecting Postemergence Herbicide Activity [PDF]
Postemergence herbicides have become an increasingly important tool in weed management systems. Reasons for this increase include the introduction of new products, environmental concerns, and changes in production practices. Several factors influence the
Bob Hartzler, Hartzler, Bob
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Evaluation of Solitare for Postemergence Crabgrass Control [PDF]
The objective of this study was to evaluate postemergence crabgrass controls in Kentucky bluegrass turf.
Christians, Nick, Strey, Daniel
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SELECTIVITY OF METRIBUZIN IN POSTEMERGENCE OF CULTURE OF CARROT [PDF]
The initial slow growth and short stature of carrot can allow that weeds settle in crop areas, requiring the management of these plants for productivity not to decrease.
G.D.O. PESSOA CARNEIRO +4 more
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Mesotrione Applications for Postemergence Crabgrass Control [PDF]
The objective of this research was to determine the following: 1) what rates of mesotrione provide acceptable (> 80%) weed control, 2) if these rates are nonphytotoxic to turfgrasses, 3) if the addition of prodiamine is beneficial at late postemergence timings, and 4) if the residual activity is acceptable.
Jones, Marcus, Christians, Nick
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2008 Postemergence Crabgrass Efficacy Trial [PDF]
The objectives of this study were to compare the efficacy of Drive XLR8 to Drive 75DF and to compare Drive XLR8 to several other postemergence crabgrass products at two different crabgrass growth stages.
Blume, Christopher, Christians, Nick
openaire +4 more sources
Protecting Crop Yields with Postemergence Herbicides [PDF]
Postemergence herbicides are an important component of today's weed management systems. Herbicides introduced in the past 10 years for use in both corn and soybeans are able to kill much larger weeds than earlier products, thus providing farmers with ...
Bob Hartzler, Hartzler, Bob
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Tolerance of Kenaf to Selected Postemergence Herbicides
In field trials conducted in 1989 and 1990, fifteen postemergence herbicides were tested for phytotoxicity to kenaf. Clethodim (110 g ai ha–1), fluazifop (220 g ai ha–1), quizalofop (70 g ai ha–1), and sethoxydim (210 g ai ha–1) were not phytotoxic to kenaf in the cotyledonary stage. MSMA (2.2 kg ha–1) was not phytotoxic to kenaf at the cotyledonary or
Mark E. Kurtz, Samuel W. Neill
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