图1 1981~2010年小麦各物候期变化趋势(带十字标的图标表示显著性水平达到0.05) (IMAGE) Science China Press Caption 1981~2010年小麦各物候期变化趋势(带十字标的图标表示显著性水平达到0.05). Credit ©《中国科学》杂志社 Usage Restrictions Use with credit. 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.