What sustainable practice does the truax employ in the story?

In the story, the Truax family employs sustainable farming practices that focus on crop rotation, organic fertilizers, and water conservation. They prioritize biodiversity by planting a variety of crops, which helps maintain soil health and reduce pest infestations. Additionally, they utilize renewable energy sources, such as solar power, to minimize their carbon footprint and promote environmental stewardship. These practices not only support their farm's productivity but also contribute to a healthier ecosystem.