For example, in terms of "material resources," they raised fruit and vegetables without using any pesticides or chemical fertilizers. They used crop rotation to keep the land fertile, and natural rock to stabilize river banks, so as to protect and efficiently use the soil and water resources.
在「物質」資源利用上，他們以完全不施農藥和化肥的方式種植蔬果，以混耕和輪耕來保持地力，以壘石的生態工法做河堤護岸等，將土地資源、水資源做有效的運用。