Reader Photos / Videos John Deere Dog Days By Green Magazine Reader Submissions - June 1, 2022 Share FacebookTwitterPinterestEmail In the words of my Grandpa Vernon Yenni, “John Deere Dog Days” is what he said when I showed him a picture of my childhood dog Zippy on the 8345. Then my Grandpa told me I should send my picture to Green Magazine. 1 of 2 Comments