玉米种子在1℃冷温下吸胀,与26℃常温下吸胀对比结果看出,冷吸胀使玉米种子受到伤害,显著降低种子活力、发芽率、发芽势及胚根生长量,应用 BR 处理缓解了冷吸胀对玉米种子的伤害作用。 The results showed that under the condition of 26 ℃, the swelling of maize seeds was harmed and the seed vigor, germination rate, germination potential and radicle growth were significantly reduced. The application of BR treatment Alleviates the cold swell on the role of corn seed injury.