钾肥

yīn cǐ shì dàng de dàn féi lín féi jiǎ féi jí jiù féi pèi he shī yòng duì chūn xiǎo mài chǎn liàng hé pǐn zhì jūn yǒu zhèng xiàng tiáo jié xiào yìng

因此适当的氮肥、磷肥、钾肥及厩肥配合施用，对春小麦产量和品质均有正向调节效应。

So the appropriate nitrogen, phosphate, potash fertilizer and manure application with the spring wheat yield and quality regulation are positive effect.