HERBICIDE EVALUATION FOR WEED CONTROL ON OKLAHOMA HIGHWAYS
SEVERAL HERBICIDES ARE BEING EVALUATED FOR EFFECTIVE AND ECONOMICAL MEANS OF SOIL STERILIZATION, JOHNSONGRASS ERADICATION, AND SELECTIVE WEED CONTROL ON THE HIGHWAY SYSTEM. A RANDOMIZED BLOCK DESIGN WAS USED IN ALL TESTS WITH A MINIMUM OF FOUR REPLICATIONS. THE DATA WERE ANALYZED STATISTICALLY BY THE FRIEDMAN METHOD FOR TWO-WAY CLASSIFICATION. COMMERCIALLY AVAILABLE PRODUCTS WERE USED FOR ALL TREATMENTS. THE GRANULAR MATERIALS WERE DISTRIBUTED BY HAND, AND THE JOHNSONGRASS SPRAYS WERE APPLIED OVER THE FOLIAGE WITH HAND SPRAYERS. OTHER SPRAY APPLICATIONS WERE MADE AT A CONSTANT SPEED AND PRESSURE WITH EQUIPMENT MOUNTED ON A PICKUP TRUCK. ESTIMATES WERE MADE OF BROADLEAF WEED CONTROL, BERMUDAGRASS COVER, AND JOHNSONGRASS ERADICATION. LATERAL MOVEMENT OF HERBICIDES FROM THE TREATED BAND IN THE HIGHWAY SHOULDERS WAS NOTED PARTICULARLY. /AUTHOR/
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Supplemental Notes:
- Thesis, 101 PP
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Corporate Authors:
Oklahoma State University, Stillwater
Stillwater, OK United States 74078 -
Authors:
- Sinkler, M D
- Publication Date: 1966-5
Subject/Index Terms
- TRT Terms: Data analysis; Equipment; Evaluation; Granular materials; Herbicides; Mathematical analysis; Methodology; Pressure; Road shoulders; Soil sterilants; Speed; Sprayers; State highways; Trucks; Weed control
- Uncontrolled Terms: Soil sterilization; Treatment
- Old TRIS Terms: Lateral movement
- Subject Areas: Highways; Maintenance and Preservation; Motor Carriers;
Filing Info
- Accession Number: 00218234
- Record Type: Publication
- Files: TRIS
- Created Date: Feb 6 1994 12:00AM