The two leaders planted a small Ginkgo tree from China.

会晤前，两国元首在庄园里种下一株来自中国的银杏树苗，同为树苗培、浇水。

Hugelkultur can be used in raised beds or in mounds directly on the ground. Here is how it works: Instead of filling deep raised beds with purchased soil and compost, fill them with yard waste.

Hugelkultur可以用在种植床上，也可以直接在地面上的丘上使用，以下是它的工作原理：不用买化肥，就用院子里的废物利用培。