They argue that the first hunter-gatherers to develop rice agriculture must have done so in this southern zone, within the apparent present-day geographic range of wild rice.

他们认为，最早发展水稻农业的狩猎采集者一定是在这个南部地区，在现在野生水稻明显的地理范围内。

youdao

To study the rule of formation and movement of aeration zone water, it not only has important significance for groundwater forming, but also is the key for realizing water saving in agriculture.

研究包气带水的形成及运动规律不仅对阐明地下水的形成具有重要意义，而且是实现农业节水的关键。

youdao

The result shows that there are five main ecoregion types in Lhasa area, namely valley agriculture zone, mountain steppe, alpine meadow, snow and ice and rock, and lake.

结果表明，拉萨地区的主要生态环境类型包括河谷农业类型、山地草原类型、高山草甸类型及高山裸岩及冰雪类型。

youdao

The transition zone is mainly used for organic agriculture, and Aya Town is the first community in the country to develop a traditional recycling-oriented agricultural system, put in place in 1988.

UNESCO: EDUCATION

Twenty-seven tribal and non-tribal communities inhabit 418 villages living on agriculture (including production of medicinal plants) and non-timber products produced in the buffer zone and transition areas.

UNESCO: EDUCATION