Dutch cone test

例句：

1. 1.The Dutch cone test is a method used to measure soil moisture content.
   荷兰锥试验是一种测量土壤湿度含量的方法。
2. 2.The farmer conducted the Dutch cone test before planting his crops.
   农民在种植作物之前进行了荷兰锥试验。
3. 3. The results of the Dutch cone test were crucial in determining the optimal planting time for the crops.
   荷兰锥试验的结果对于确定作物最佳种植时间至关重要。