The Power of Life (IMAGE) BMC (BioMed Central) Caption The are cucumber seeds. The purpose of this experiment is to test the germination and vigor of F1 seeds. The result is very important for cucumber breeding. The overall research is good quality cucumber breeding. Credit Xiaowei Yuan 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.