Food conglomerate Tyson Foods, which has a $150 million startup venture fund in Chicago, has announced partnerships with local tech incubator 1871 and Plug and Play, an innovation platform and accelerator in Silicon Valley, as it aims to connect and collaborate with startup and tech companies. Tyson (NYSE: TSN), whose corporate headquarters are in Springdale, Arkansas, said in a news release that the new partnerships with 1871 and Plug and Play will allow it to ramp up its innovation initiatives…