1、The farmer applied the inoculant to the seeds before planting to promote healthy growth.
农民在种植前对种子施加了接种剂，以促进健康生长。

2、The use of inoculants has been shown to improve crop yield and reduce the need for chemical fertilizers.
研究表明使用接种剂可以提高农作物产量，减少对化肥的需求。