Agricultural Retailers Association (ARA): www.aradc.org/home The Fertilizer Institute (TFI): https://www.tfi.org/CropLifeAmerica (CLA): www.croplifeamerica.orgAmerican Seed Trade Association (ASTA): https://www.betterseed.org/Fieldwatch: http://www.fieldwatch.com/AFREC Research and Info: mnsoilfertility.com MDA Reports to the Legislature: https://www.lrl.mn.gov/mndocs/mandates_results?g=g&agency=216&child=1
