Phono-semantic — one part hints at the meaning, another at the sound
Example phrases
过度依赖化肥会破坏土壤微生物结构,降低长期产量。Guòdu yīlài huàféi huì pòhuài tǔrǎng wēishēngwù jiégòu, jiàngdī chángqī chǎnliàng.Over-reliance on chemical fertiliser can damage the structure of soil microorganisms and reduce long-term yields.
农民给麦田撒了一些化肥。Nóngmín gěi màitián sā le yìxiē huàféi.The farmer spread some chemical fertiliser on the wheat field.
种菜时少用化肥,蔬菜吃起来更放心。Zhòng cài shí shǎo yòng huàféi, shūcài chī qǐlái gèng fàngxīn.If less chemical fertiliser is used when growing vegetables, they are safer to eat.