The Agronomy Department at the Aspinwall Coop has a team of skilled and knowledgeable Certified Crop Advisors ready to handle all your agronomy needs. Our Agronomy staff spends countless hours each year on continuing education to bring you the latest information and technology available. Along with our custom application services, precision agriculture capabilities, and modern equipment, the Aspinwall Coop can help you 
achieve the best possible results for your farming operation.

Our full service Agronomy Department features:


Dekalb, Asgrow, Croplan, LG Seeds, & Stine Seed

Custom seed treatment

Anhydrous Ammonia

Custom Anhydrous Ammonia Application

Agricultural chemical and fertilzer sales
Custom application of herbicides, insecticides, fungicides, and liquid fertilizers

Ground and aerial

Precision Agronomy

Variable Rate (VRT) application of dry fertilizers and lime
VRT Seeding Maps
Manure Application Maps
Yield Maps and Analysis

GPS equipment sales and service

Soil Sampling
Field Scouting


Contact the Aspinwall Coop today for answers to all of your Agronomy questions.

For more agronomy information, check out the links below:

Aspinwall Coop - Fertilizer Dump Map
ISU Soil Temperature History - One, two, and three day soil temperatures by county
Ag Climate Observations- Current soil temperaturess and precipitation info from Iowa State University
Iowa State ICM Newsletter - Iowa State's Integrated Crop Management Resource
Heat Units Calculator
Scouting Insects - Iowa State's Integrated Pest Management Resource
Weed Science Resource

International Plant Nutrition Institute

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