nitrate of potash

例句：

1. 1.The fertilizer is made from nitrate of potash.
   这种肥料是由硝酸钾制成的。
2. 2. Nitrate of potash can be used to improve soil quality.
   硝酸钾可以用于改善土壤质量。
3. 3.The farmers use nitrate of potash to fertilize their crops.
   农民们使用硝酸钾来施肥他们的作物。