UV radiation use is currently receiving attention due to concerns about its potential positive or negative effects on the physiological responses of plants, so goal this study was evaluate influence natural and artificial ultraviolet (UV-B UV-C) soybean seed germination. Initially, seeds were exposed for different periods time (0, 1, 2, 4, 8 hours), with a intensity 2.5 W m-2. They sown germite...
