Spreader Calculator
Foliar Calculator
Conversion Calculator
Spreader Calculator
Particle Size
Spreader
Speed
Product Density lbs/ft3
Pounds Of
Pounds of Product Per 1000 ft2
Setting:
This spreader settings calculator should be used only for initial spreader settings. You may need to adjust the setting calculated below depending on walking speed, spreader condition, and specific product. Harrell's recommends you calibrate your spreader on a regular basis.
NOTE: For walk-behind spreaders, calculations are based on a fixed walking speed of 4 mph.
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In addition to being the nation’s largest distributor of branded fungicides, herbicides, and insecticides, Harrell’s produces custom-blended fertilizers, specialty liquids, and wetting agents. Additionally, Harrell’s is the exclusive US owner, formulator, and distributor of all POLYON® branded products.
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