A study on the influence from condition of site and management for preservation on levee vegetation in terrace paddy fields

调查结果7)-8)：通过对千叶县龟谷川市大山学田的调查，发现了一种通过执行机构、志愿者所在的大学生和千叶自然学校之间的合作来执行体验活动的技术。通过对长野县主要梯田(N=17)的调查，发现了比以往调查更多地实施体验式活动的例子。此外，体验活动的认可因素是设施维护、人才保障和当地管理者的意愿，认为这些因素对梯田堤防草甸植被的维护管理具有重要意义。调查结果6)梯田稻田鸟类区系主要由林地、林地边缘、耕地和水边物种组成。梯田水田由堤坝和稻田组成，鸟类在这里获得丰富的食物资源。草地和林地适合鸟类繁殖。因此，这是一个适宜鸟类栖息地的环境。

The result of Investigation 7) -8): As a result of the investigation in Chiba Prefecture Kamogawa City Ooyama-senmaida, there was a technique for executing the experiential activity by the cooperation among the executive organization, the volunteer's university student, and Chiba-nature school. As a result of the investigation intended for prominent terrace paddy fields (N=17) in Nagano Prefecture, this investigation discovered the example of executing the experiential activity more than the past investigation. In addition, the approval factor of the experiential activity was facilities maintenance, talent securing, and local manager's intentions.It was thought that these were important for the maintenance management of the vegetation of the meadow in the levee on the terrace paddy field.The result of Investigation 6): Avifauna in the terrace paddy field was principally composed by woodlands, woodland verges, cultivated fields and waterside species. The terrace paddy field are composed by the levee and the rice field where birds obtain abundant resource of food. The meadows and woodlands are good for breeding of birds. Therefore, it was suggested that it be a suitable environment for birds' habitat.