The springy tines of the flex-tine harrow are gentle enough not to harm the crop while uprooting or covering small weeds. The long, thin spring-tines may be pushed aside by a well-established crop, ...

However, spring wheat yield was improved in only one year of the ... A check plot received no harrowing treatment. Harrowing was with a tine harrow, and was either a single or double pass at each ...