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Exploring Sustainability in Agriculture

Profiles

Carmen Fernholz - Madison, Minnesota

Travis and Amy Forgues - Alburg Springs, Vermont

Max Carter - Douglas, Georgia

Ed Sills - Pleasant Grove, California

Greg Gunthorp - LaGrange, Indiana

Bob Muth - Williamstown, New Jersey

Rosa Shareef - Sumral, Mississippi

Bob Quinn - Big Sandy, Montana

Larry Thompson - Boring, Oregon

Richard and Peggy Sechrist - Fredericksburg, Texas

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Exploring Sustainability in Agriculture

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Max Carter in field of row crops

Max Carter
Douglas, Georgia

SUMMARY

Cotton, corn, peanuts, soybeans, winter wheat and rye on 400 acres
Conservation tillage, cover crops, innovative rotations

BACKGROUND
In the early 1970s, the soil on Max Carter's farm was eroding at a fast clip. Like most cotton farmers, Carter cultivated each of his fields nearly year-round, turning over the soil to prepare weed-free seed beds. Like all his neighbors, he burned crop residues before each planting so the "trash" wouldn't clog his disk or harrow.

After days of planting when he couldn't see the front wheels of his tractor from all the dust, Carter vowed to find another way. He retained his rotation of wheat, corn, cotton, peanuts and soybeans, but stopped burning residue. Instead, he retrofitted a planter to create a small bare strip ahead of the seeder and drilled directly into the residue.

As he fine-tuned his system, cover crops became an important part of Carter's rotation. In essence, he now creates extra residue by growing non-cash crops in the off-season, killing them, then planting into this soil cover for soil enhancement and weed suppression.

PROFITABILITY
By eliminating burning and consolidating tillage and planting in one field trip, Carter shortened the time between harvesting one crop and planting another.

As long as he can keep his yields stable, Carter defines profitability in his system by the amount of inputs - fewer inputs equal more profit. Diesel fuel, equipment maintenance costs and chemical costs have decreased, which has helped his bottom line. If yields stay comparable to what he got when he conventionally tilled - and so far they have - he'll do what's best for the soil. In a given year, he expects 45 to 50 bushels of wheat or soybeans per acre, two tons of peanuts per acre and nearly two bales of cotton per acre.

ENVIRONMENTAL STRATEGIES
Carter's no-till practices have dramatically reduced soil loss from his farm. In the process, crop residues boosted the organic matter in Carter's soils. Since the higher organic matter improved his soil quality and water retention, he has significantly cut his irrigation costs. Higher soil quality also provides more fertility for the next crop. Finally, Carter now relies on spot spraying rather than cultivation to manage problem weeds, and his herbicide use has not increased in the no-till system.

Without the smoke from burning and dust from tillage, air quality has drastically improved around the neighborhood. Max speaks with pride about the quail and other birds that have returned to his land, finding cover among the residue on his fields.

COMMUNITY, OUTREACH, QUALITY OF LIFE
Today, conservation tillage is sweeping the area. There are 80 members in the Coffee County Conservation Alliance, an organization that Carter helped organize and served as past president. His farm is a showcase for conservation tillage, hosting numerous visitors and field days, and Carter has been asked to speak at other events.

Carter likes to tell people that he got into conservation tillage because the old way was too much work, although one look around his well-kept farm will tell you that he's not afraid to put in some long days. The truth is, conservation tillage allows him to tend to other activities while his neighbors are out cultivating their fields during the winter and spring. "I was ready to retire, but then this started getting really interesting," Carter says.

 

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