Thanks to the magic of computers, no-tillers and would-be no-tillers from the far corners of the Earth can conveniently get together. That’s what happened recently, when growers from Scotland, England, New Zealand and the U.S. met at Farmers Forum, No-Till Farmer’s online message board. Here’s how they found common ground.

When compacted soils become a problem, as they can anywhere in the country, cover crops can be an effective solution, according to experienced no-till farmers. But you need to know which crop will work in your area to provide the kind of long tap roots needed. Visitors to Farmer’s Forum, the message board of No-Till Farmer, offered a number of possibilities recently. We share their ideas here, as well as thoughts about an assortment of other topics.

Besides being good for the environment, strip till and/or no-till can help you make more efficient use of available water, especially under drought conditions.

Q: How many earthworms do you need in no-tilled fields? A: To gain the benefits of a good earthworm population with no-till, you need 8 to 10 worms per square foot of soil 6 to 8 inches deep.

Will a cover crop residue roller – considered essential in South American no-till fields – add value in the northern Great Plains? Dr. Dwayne Beck is studying that question under environmental conditions that are the equivalent of being several hundred miles north of tropical Paraguay and Brazil.

A strict no-till corn-and-soybean rotation leads you down a path to trouble. The more practical kind of diversity that you can work into your no-till system, the better.