North Dakota State University

NDSU

North Central Research Extension Center Jan Knodel
Crop Protection Specialist
jknodel@ndsuext.nodak.edu
5400 Highway 83 South
Minot, ND  58701-7662
701.857.7679
701.857.7676 (fax)

   

  • Co-Investigator-Dr. Bob Henson
    Carrington Early Planting Date-May 13th, 2002
    Photos taken July 9th, 2002
    Flea Beetle Pressure MODERATE

    untreated.jpg (98309 bytes)

    oncec1.jpg (98383 bytes) twicec1.jpg (103435 bytes) gauchoc1.jpg (106289 bytes)
    Untreated Capture Once Capture Twice Gaucho

    Rating = 2.3
    Yield =  329 #/A

    Rating = 2.6
    Yield =  408 #/A

    Rating = 2.7
    Yield =  583 #/A

    Rating = 1.8
    Yield =  561 #/A


    gaucho&capturec1.jpg (119775 bytes) helixlitec1.jpg (101918 bytes) helixlite&capturec1.jpg (105478 bytes) gauchopc1.jpg (113703 bytes)
    Gaucho + Capture Helix Lite Helix Lite + Capture Gaucho Platinum

    Rating = 1.9
    Yield =  699 #/A

    Rating =3.6
    Yield = 578 #/A

    Rating = 1.9
    Yield =  764 #/A

    Rating = 2.2
    Yield = 753 #/A


    gauchop&capturec1.jpg (101051 bytes)

    helixtrac1.jpg (111864 bytes)   

    helixtra&capturec1.jpg (90946 bytes)  
    Gaucho Platinum +
    Capture
    Helix Xtra Helix Xtra + Capture  

    Rating = 1.7
    Yield = 812 #/A

    Rating = 2.1
    Yield = 752 #/A

    Rating = 2.0
    Yield = 740 #/A

     

    Damage Rating Scale: 1= 0-3 pits per seedling; 2= 4-9 pits per seedling; 3= 10-15 pits per seedling; 4= 16-25 pits per seedling; 5= >25 pits per seedling; 6= dead seedling

    Due to high temperatures in July, canola was under heat and drought stress during flowering.