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8/13/2012. 2. Introduction . Topic will include safety, equipment, and products to use.By the end of the session you should have a basic understanding of the proper types of herbicides to use too safely enhance the growth and survival of your tree planting.. 8/13/2012. 3. Agenda. SafetyEquipmen
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1. 8/14/2012 1 Herbicides For Tree Plantings Presented By :
Steven Swinconos – Iowa DNR District Forester
David Bridges – Iowa DNR District Forester
2. 8/14/2012 2 Introduction Topic will include safety, equipment, and products to use.
By the end of the session you should have a basic understanding of the proper types of herbicides to use too safely enhance the growth and survival of your tree planting.
3. 8/14/2012 3 Agenda Safety
Equipment
Products(herbicides)
4. 8/14/2012 4 Why We Use Herbicides Increase the growth and vigor of our trees
Protect the trees from smothering or shading by over topping vegetation
Promote growth to get trees above the deer browse
Cheap and easy to do
5. 8/14/2012 5 Herbicide safety Labels
Licensing
Safety Equipment
6. 8/14/2012 6 Herbicide Product Label
7. 8/14/2012 7 Precautionary Hazard Statement
8. 8/14/2012 8 Mixing Directions
9. 8/14/2012 9 Pesticide Applicator License
10. 8/14/2012 10
11. 8/14/2012 11 Safety Equipment Hat
Long Sleeve Shirt
Long Pants
Chemical Gloves
Rubber Boots
Chemical Goggles
12. 8/14/2012 12 Application Equipment Hand Sprayers
Backpack Sprayers
Ground or Four Wheeler Sprayers
13. 8/14/2012 13 Hand Spray Equipment
14. 8/14/2012 14 Back Pack Sprayer
15. 8/14/2012 15 Ground Sprayer
16. 8/14/2012 16
17. 8/14/2012 17 Spray Boom
18. 8/14/2012 18
19. 8/14/2012 19 Calibrating Your Sprayer Know Your Sprayer Rate!
University Extension has handbooks for calibrating sprayers
20. 8/14/2012 20 Products to Use Site Preparation Herbicides
Pre-Emergent Herbicides
Post-Emergent Herbicides
21. 8/14/2012 21 Site Preparation Herbicide GLYPHOSATE
TRADE NAME(S): Roundup, Kleenup, Glyphosate, and others
MANUFACTURER(S): Monsanto Co., Dow and others
REMARKS: A nonselective translocated herbicide with no apparent soil activity. Rain within 6 hours after application may reduce effectiveness. Glyphosate translocates to roots and rhizomes of perennial weeds. Complete control may require retreatment. Low-volume applications are most effective.
STORAGE CONDITIONS: Store between -20° and 120°F.
ACTION IN PLANT: Inhibits three amino acids and protein synthesis.
22. 8/14/2012 22 Site Preparation Herbicide SULFOMETURON
TRADE NAME(S): Oust
MANUFACTURER(S): DuPont, Nufarm
FORMULATION(S): 75% dispersible granules
REMARKS: Broad-spectrum herbicide with preemergence and postemergence activity for noncropland and forestry use.
STORAGE CONDITIONS: Stable.
ACTION IN PLANT: Interferes with an enzyme, rapidly stopping cell division.
23. 8/14/2012 23 Pre-Emergent Herbicides SIMAZINE
TRADE NAME(S): Princep, Simazine
MANUFACTURER(S): Syngenta
FORMULATION(S): 80% wettable powder, 4 lb/gal flowable liquid, and 90% water-dispersible granules
REMARKS: A triazine herbicide used selectively or as a complete vegetation killer. Requires considerable moisture to activate in soil. Shows long residual action.
STORAGE CONDITIONS: Stable.
ACTION IN PLANT: Inhibits photosynthesis.
24. 8/14/2012 24 Pre-Emergent Herbicides PENDIMETHALIN
TRADE NAME(S): Pendulum, Pentagon, Prowl, Stomp Repose, Hurdle, Prowl H 2 O, Stealth, Pendant
MANUFACTURER(S): BASF, Olympic Horticultural
FORMULATION(S): 3.3, 3.8, and 4 lb/gal emulsifiable concentrate; 60% water-dispersible granules
REMARKS: Depending on the crop, this is a selective, preplant, preemergence, and early postemergence herbicide that is used to control annual broadleaf and grass weeds.
STORAGE CONDITIONS: Store above 40°F. If frozen, redissolve at warm temperatures. Avoid flame and temperatures above 92°F.
ACTION IN PLANT: Inhibits mitosis in roots and shoots.
Pendulum
25. 8/14/2012 25 Post-Emergent Herbicides CLOPYRALID
TRADE NAME(S): Stinger,Transline
MANUFACTURER(S): Dow AgroSciences
FORMULATION(S): 3 lb/gal soluble concentrate
REMARKS: A highly translocated, selective herbicide active primarily through foliage of broadleaf herbaceous weeds.
STORAGE CONDITIONS: Store above 28°F or warm to 40°F and agitate before use.
ACTION IN PLANT: Mimics natural plant hormones.
Transline
Stringer
26. 8/14/2012 26 Post-Emergent Herbicides Goal
TRADE NAME(S): Goal
MANUFACTURER(S): Dow AgroSciences,
REMARKS: Selective preemergence and postemergence control for grass and broadleaf weeds. A contact herbicide; requires light for herbicidal activity.
STORAGE CONDITIONS: Store above freezing.
ACTION IN PLANT: Acts as a contact-type herbicide. Fusilade
TRADE NAME(S): Fusilade DX
MANUFACTURER(S): Syngenta
FORMULATION(S): 2 lb/gal emulsifiable concentrate
REMARKS: A selective, postemergence grass herbicide that controls most annual and perennial grasses except annual bluegrass and all fine fescues. Using a nonionic surfactant or crop oil concentrate enhances activity.
STORAGE CONDITIONS: Store at moderate temperatures.
ACTION IN PLANT: Inhibits growing points in grasses.
27. 8/14/2012 27 Questions??????? Questions???????
28. 8/14/2012 28 Where to Get More Information Other training sessions
List books, articles, electronic sources
Consulting services, other sources