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  Nitty Gritty Soil Facts (The Dirt on Dirt)

Precison Agriculture: We’re Looking for a Few Good Fields 

Global Positioning Systems (GPS)
Geographic Information Systems (GIS)
Site-specific Center Pivot Irrigation System

Variable Rate Controllers (VRT's)

Yield Monitor

Mariotte Siphon
Doing What Scientists Do		 three images: tractor, harvester, and scientist making readings in a field

Photos courtesy of "Precision-Ag Illustrated" Magazine

Science Activities (For High School Minds)

Soil Recipes

How Fertile Can You Get?

How Fertile Can 

You Get?(2a)
 Let Me Out!

Dirt Cleans Up

Are All Soils Created Equal?
Overcoming Soil's Oddities
More "Dirt" on Dirt (Contact People and Links)

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ARS-Florence Homepage Colored Mulch Soil Sleuths

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