blog posts Cassava may benefit from increased CO2 more than other crops Nov 11, 2020 8:45 am by Claire BenjaminResearch Share on Facebook Tweet Email Images Researchers found significant yield increases - from 22 to 39 percent in seven out of eight varieties of cassava. Cultivar in the study were ‘farmer preferred’ in Africa, where cassava makes up a quarter or more of diets in several countries. Share on Facebook Tweet Email