Results show that the NRA of V 1 is bigger than that of V 3 during the drought stress process from W 2 to W 4. The NRA of V 1 is also greater than that of V 3 within N 1 treatment.

• 结果表明，近等基因系抗旱性小麦高抗（V1）和低抗（V3）品系孕穗期功能叶NRA存在显著的差异，在W2到W4的干旱胁迫过程中，V1的NRA大于V3。 N1下V1的NRA也大于V3。