A new leaf: Getting to the heart of better yields 13 Feb, 2021 03:30 PM 3 minutes to read Dr Tory Clarke (left), Professor Susanne von Caemmerer and Dr Florence Danila. Photo / Natalia Bateman, CoETP Dr Tory Clarke (left), Professor Susanne von Caemmerer and Dr Florence Danila. Photo / Natalia Bateman, CoETP The Country New research has unearthed information scientists say will help increase the yield of important food crops such as cowpea, soybean and cassava. A team of scientists has measured the relative importance of the different obstacles that carbon dioxide (CO2) encounters in its vo...