University of Missouri
https://www.farmtalknewspaper.com/news/sunn-hemp-on-the-rise/article_5df138d4-506f-11e7-8ffb-6302443b9738.html
https://www.kttn.com/mu-researchers-looking-to-see-if-intercropping-sunn-hemp-can-provide-summer-forage/
https://cafnr.missouri.edu/2018/09/a-unique-forage/
https://www.joplinstockyards.com/files/content/CATN_Oct18_WEB.pdf