Mutual training of the many-sided understanding of the regional landscape being sense of a bird's eye

描述了东京湾沿岸千叶市自弥生世以来蛋白石植硅体组合的变化，并研究了古环境历史，特别是植被与人类活动的关系。因为科丰时期显示了低地底部水稻种植的真正开始。直到近代，稻田景观广泛分布于研究区各处。作为鸟类区系研究的结果，通河流域有许多适用于河口地区的海鸟。雪鹭和雪鸭分布在河流下游的稻田地区。在千叶自然历史博物馆和研究所举办了结合调查结果的平面展，可以看到不同地区的居民在那里获得的问卷结果对一种景观的共同认可。

Any changes of opal phytolith assemblages since the Yayoi Period obtained from Chiba City along the Tokyo Bay were described, and the paleoenvironmental history with special reference to the relations between vegetation and human activities were studied. Since the Kofun period shows a real beginning of rice cultivation in the bottom of the lowland. The landscapes of paddy fields were widely distributed throughout study site to Modern age. As a result of avifauna research, there were many sea birds in the basin of the Tone-river as applied to the river mouth area. Snowy herons and ducks were distributed over the paddy field region in the lower part of river. The plan exhibition which incorporated the investigation result in The Natural History Museum and Institute, Chiba was held, and it was able to read that the common recognition over one landscape was acquired from the questionnaire result obtained there by the residents of a different area.