In the case of Lah-si-piang tableland, the traditional agricultural development mainly is commercial crop under the conditions of higher terrain and poor water resource for quite some time.

• 在卓兰镇西北侧的坜西坪台地个案中，由于台地地势高燥、水源不足，日治以来的农业发展都是以经济作物为主轴；