复数： fertilizers

Suffering is a wonderful fertilizer to the roots of character .

苦难对于人格的培植，是一种奇妙的肥料。

Investments in improved seeds and varietals and an augmented use of inorganic fertilizer can increase yields .

改良种子、品种的投资和无机肥的加大使用可以增加产量。

Can that fertilizer change a nation ?

这种肥料能否改变一个国家？

Fertilizer exports are to be limited to ensure sufficient domestic supplies .

肥料出口将受限制，以保证国内供应充足。

Your next toilet may come packed in fertilizer for your garden .

你的下一个洗手间会可能让花园不需要再用肥料。