bù tóng / dì qū / de / tǔ rǎng / yì zhì / dǎo zhì / zuò wù / chǎn liàng / chā yì / hěn dà

不同地区的土壤异质，导致作物产量差异很大。

The soil in different regions is heterogeneous, resulting in significant differences in crop yields.