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handout 4

handout 4 - Injury to shoots only C Herbicides causing...

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Herbicide Groups According to Where or How They Injure Plants A. Herbicides that injure new growth and have the potential to move from leaves to roots Translocated herbicides – moves in xylem and phloem, but mostly in the phloem Herbicides are both soil (pre) and foliar (post) applied but mostly foliar applied Injury to both shoots and roots B. Herbicides that injure old growth first and have the potential to move only upward Herbicides move mostly in the xylem Herbicides are both soil (pre) and foliar (post) applied, but mostly soil applied
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Unformatted text preview: Injury to shoots only C. Herbicides causing immediate localized injury with little or no movement Herbicides do not move Herbicides applied foliar (post) only Injury to shoots only D. Herbicides applied to the soil and have the potential to injure emerging seedlings Herbicides have very limited movement into foliage of seedlings Herbicides applied soil (pre) only Injury to shoots or roots depending on herbicide class...
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