This is the first time I saw such kind of farming method and wondered why.

第一次看到这种耕作方式，有点好奇。

youdao

Pollution to soil can be reduced by changing farming method and management system.

通过改变耕作方法和管理制度，减轻对土壤造成的污染。

youdao

For many reasons, then, an increasingly crowded civilization needs an alternative farming method.

出于以上原因，人口日益增长的人类文明需要可替代的耕作方法。

youdao

Basically, it's an inventive method of wetland farming conducive to the area, whose freshwater springs and shallow waters made it an ideal place for chinampa agriculture.

BBC: Finding farms, and solitude, in Mexico City

EU's Soviet-style method of regulating farming.

ECONOMIST: Enlarging the European Union