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Hans Klopp

SDSU Extension Soil Health Field Specialist

605-882-5140

SDSU Extension Watertown Regional Center
1910 W. Kemp Ave.
Watertown, SD 57201

Hans supports the citizens of South Dakota in his role as the SDSU Extension Soil Health Field Specialist based in Watertown.

State & Regional Offices

Watertown Regional Center

Also by Hans Klopp

Two examples of cover crops growing in research plots.
Oct 16

Cover Crop Field Day

SDSU Extension will host a Cover Crop Field Day at the SDSU Northeast Research Farm (15710 455th Ave., South Shore, SD 57263) on Thursday, October 16, 2025, from 10:00 a.m. to 12:00 p.m. CDT.

Various chemical symbols for common nutrients found in garden soil over a selection of young plants emerging from garden soil.

Managing Phosphorus and Other Nutrients in Gardens

Fact sheet on managing phosphorus and other nutrients in gardens.

Harvested crop field with deep soil ruts left by equipment tires.

How to Avoid Soil Compaction During Crop Harvest

Soil compaction can degrade soil health and lead to reduced crop yields. Learn some production practices that can implemented during harvest to avoid soil compaction.