The major challenge for the rice–ratoon-rice system in cool-temperate environments is to ensure high ratooning ability from stubbles after harvesting of main rice crops. The choice of locally adapted cultivars with high ratooning ability is crucial for this system.

中文翻译：

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日本中部凉温带环境中再生稻农艺性能的基因型差异


在冷温带环境中，水稻-轮根-稻系统的主要挑战是确保主要水稻作物收获后残茬的高再生能力。选择具有高再生能力的当地适应品种对于该系统至关重要。