Shredding Crop Stubble Undercuts Soil Protection Benefits Long-Term

Agronomy experts explain why standing crop residue protects soil and reduces costs for crop growers, while shredding often yields little benefit at higher costs.

crop rotation 21347026_G.jpeg

Crop rotation: the portion of the field on left is growing a young winter cereal (grain) crop, while the portion on the right is a harvested potato field.

Matauw - stock.adobe.com

NASHVILLE, TENN. (RFD NEWS) — Leaving crop residue standing after harvest or a failed crop can deliver meaningful soil and economic benefits, while shredding or plowing stubble often works against both goals. That’s the message from Dr. Calvin Trostle, Texas A&M AgriLife Extension agronomist, who says many producers still underestimate the value of existing residue.

Trostle notes that standing stubble serves as a free “dead cover crop,” protecting soil from wind erosion, improving water capture, and reducing surface crusting without requiring additional moisture or inputs. Shredding residue, by contrast, loosens leaves that are more likely to blow away and typically costs about $10 per acre with no measurable return.

Research and field experience indicate that incorporating residue through tillage has little effect on long-term soil organic matter. Instead, leaving root systems intact under minimal tillage yields the greatest gains in soil health. Even low-biomass crops such as cotton and sunflower can provide erosion protection when left standing.

Trostle encourages producers to focus on planting into residue using adjusted equipment rather than removing valuable ground cover.

Farm-Level Takeaway: Standing crop residue protects soil and saves money — shredding often yields little benefit at a higher cost.
Tony St. James, RFD NEWS Markets Specialist
Related Stories
UMN Extension’s Emily Krekelberg outlines today’s top farm stressors, key signs of mental health distress in rural communities, and the resources available for support.
National Pork Board Chief Sustainability Officer Jamie Burr shares a closer look at the Pork Checkoff’s Pork Cares Farm Impact Report, a research program to increase trust in the pork supply chain.
Brooks York with Agrisompo joined us on Monday’s Market Day Report with some guidance on how producers can navigate their crop insurance claims for unsold grain crops.
For many farm businesses, property taxes on business assets have become a significant and highly visible expense, threatening liquidity, discouraging investment, and creating a disproportionate burden when compared to other industries.
Ethanol markets remain mixed — weaker production and blend rates are being partially balanced by stronger exports as winter demand patterns take shape.
Strong U.S. yields and steady demand leave most major crops well supplied, keeping price pressure in place unless usage strengthens or weather shifts outlooks.

Tony St. James joined the RFD-TV talent team in August 2024, bringing a wealth of experience and a fresh perspective to RFD-TV and Rural Radio Channel 147 Sirius XM. In addition to his role as Market Specialist (collaborating with Scott “The Cow Guy” Shellady to provide radio and TV audiences with the latest updates on ag commodity markets), he hosts “Rural America Live” and serves as talent for trade shows.

LATEST STORIES BY THIS AUTHOR:

Aimee Bissell discusses Iowa planting progress, weather conditions, fertilizer costs, and concerns over early crop development.
Farm CPA Paul Neiffer discusses SDRP payment limits and offers advice for those seeking higher limits.
Farmers are closely watching upcoming U.S.-China trade talks as rising fertilizer and diesel costs continue to pressure exports, margins, and rural economies.
Dr. David Anderson says lean beef demand and lighter cow culling are still giving cull cow prices room to push higher.
Stronger overseas demand for both fuel ethanol and feed co-products continues to reinforce corn use beyond the domestic market.
The inverted Choice-Select spread is not a strong warning sign in today’s tighter, higher-quality beef market, according to new analysis from Terrain.
Agriculture Shows
Hosted by Scott “The Cow Guy” Shellady and RFD News Markets Specialist Tony St. James, Commodity Talk delivers expert insight into the day’s ag commodity markets just before the CME opens. Only on RFD-TV and Rural Radio SiriusXM Channel 147.
A look at the news, weather and commodities headlines that drove agriculture markets in the past week.
Everything profits from prairie. Soil, air, water — and all kinds of life! Learn how you can improve your land with prairie restoration, cover crops and prairie strips, while growing your bottom line.
Special 3-part series tells the story of the Claas family’s legacy, which changed agriculture forever.