Sorghum IV Arrows (IMAGE) Texas A&M AgriLife Communications Caption Researchers insert an IV into the sorghum plant as a means of infusing the tracer sucrose, so that they can track the movement and distribution of sugar within the growing plant. Credit Jay Cockrell, TAES Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.