Reducing Runoff (IMAGE) Massachusetts Institute of Technology Caption Photos illustrate how the tiny droplets produced by a mesh barrier prevent plants from being pummeled by the larger droplets from either rainfall or the spraying of pesticides, herbicides and fertilizers. The smaller droplets in the image at right have little effect on the plant, while the droplets at left batter its leaves heavily. Credit The Varanasi Research Group Usage Restrictions You may not alter the images provided, other than to crop them to size. A credit line must be used when reproducing images. 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.