noun
quick-acting fertilizer
Technical term in agriculture and gardening for a fertilizer that releases nutrients rapidly.
速効性肥料は、すぐに植物に栄養を与えたいときに使います。
Quick-acting fertilizer is used when you want to give nutrients to plants right away.
Slow-release fertilizer; contrasts with 速効性肥料 in release speed.
Compound of 速効 (quick effect) + 性 (-ness) + 肥料 (fertilizer).