fertilizer salt index

例句：

1. 1. The fertilizer saltindex is an important factor in determining thequality of soil.
   肥料盐分指数是决定土壤质量的重要因素。
2. 2. The farmers need to monitorthe fertilizer salt index regularly toensure the health of their crops.
   农民需要定期监测肥料盐分指数，以确保作物的健康。
3. 3. The fertilizer salt index canbe used to predict the yield of cropsbased on the amount of nutrients available inthe soil.
   肥料盐分指数可以用来根据土壤中可用的养分量预测作物的产量。