By Bianca Flowers and Joseph White BONDURANT, Iowa (Reuters) -Deere & Co has sold its tractors and other equipment to farmers for decades, but the world’s largest agriculture machinery manufacturer is tearing a page from the technology world’s playbook – combining cutting-edge hardware with software and subscription models to drive revenue growth. In a world with a dwindling number of grain producers and a growing population, Deere and its rivals are developing self-driving equipment loaded with the latest software that is harvesting a new kind of bumper crop: data. All that translates into re…