Halosulfuron Basics (cont.)<BR>Little potential for carryover
<BR>4 to 12 day half-life in sandy loam soil
<BR>In contrast, Cadre has 120 day half-life
<BR>Symptomology
<BR>PRE applications
<BR>Does not inhibit seed germination
<BR>Seedling growing point develops chlorosis and necrosis soon after seedling emergence
<BR>POST applications
<BR>Chlorosis:  3-7 days after application
<BR>Necrosis of growing point:  7-14 days after application
<BR>Complete death of plant:  14-21 days after application
<BR>Weed size often determines how fast symptoms develop
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