化か成せい肥ひ料りょう

noun

chemical fertilizer

Refers to industrially manufactured fertilizer, as opposed to natural organic fertilizer (有機肥料). Common in agricultural and gardening contexts.

• 化か成せい肥ひ料りょうは速そっ効こう性せいがあるが、使つかいすぎると土つちが痩やせることもある。

  Chemical fertilizers are fast-acting, but overuse can deplete the soil.