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/

  • Supplemental Notes:
    • Thesis, 101 PP
  • Corporate Authors:

    Oklahoma State University, Stillwater

    Stillwater, OK  United States  74078
  • Authors:
    • Sinkler, M D
  • Publication Date: 1966-5

Subject/Index Terms

Filing Info

  • Accession Number: 00218234
  • Record Type: Publication
  • Files: TRIS
  • Created Date: Feb 6 1994 12:00AM