Appropriate sowing date helped improve productivity with respect to key inputs, while appropriately delayed crop rotation was awarding to annual economic productivity of rice and wheat.

适期播种有利于提高稻麦周年的一些关键性投入的生产力，适当延迟稻麦换茬时间可以提高稻麦周年经济生产力。

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With the sowing stage delayed, sedimentation value and protein content were significantly decreased, but there was no difference between the hardness and baking volume.

随播期的推迟，沉降值和蛋白质含量均显著下降，但硬度和烘烤体积在不同播期间无显著差异。

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With the sowing stage delayed, sedimentation value and protein content were significantly decreased, but there was no difference between the hardness and baking volume.

随播期的推迟，沉降值和蛋白质含量均显著下降，但硬度和烘烤体积在不同播期间无显著差异。

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