Zhè / kuài / dì / liánxù / sān / nián / chóng / chá / tǔrǎng / lǐ / de / bìngchónghài / yuèláiyuè / yánzhòng.

这块地连续三年重茬，土壤里的病虫害越来越严重。

This field has been continuously planted with the same crop for three years, and the soil pests and diseases are getting worse.