New for 2017, the 1,600-gallon sprayer will include a 375 HP 9.0-liter John Deere PowerTech PSS engine, along with several other improved features. Hagie Announces New STS16 Self Propelled ...

Ray Hagie invented the world’s first self-propelled crop sprayer in 1947 ... the near immaculate fields at the test farm. John Deere reps had tossed some old corn stalks around the grounds ...