Sent_en: 2zh Other recommendations for certain regions include the extension and the improvement of agriculture using rainwater, the introduction of cereal varieties that need less water as well as the development of irrigation systems.
Sent_yy: 对某些地区的其他建议包括利用雨水扩大和改善农业，引进需要更少水的谷物品种以及灌溉系统的发展。