Productivity and comfort throughout the growing season highlight new fertilizer, sprayer and harvesting equipment introduced at John Deere’s new product showcase in Ohio last month.

The Moline-based manufacturer previewed feature enhancements and a 36-inch track option on its S-Series combines.

"We continuously look at our harvesting line-up, gain feedback from our customers and test new features to bring more productivity to our machines and headers," said Katie Dierker, division marketing manager...