You have a preview view of this article while we are checking your access. When we have confirmed access, the full article content will load.Developers built Sunflower, an artificial intelligence tool customized for Ugandan languages, using a Chinese model. Secure Muganzi, a farmer, uses Sunflower for planting information in local dialects.Credit...Video by Stuart Tibaweswa For The New York TimesPaul Mozur and Adam Satariano reported from Nairobi, Kenya, and Aaron Krolik from New York.When Ernes...