also: りんさんひりょう
noun
phosphate fertilizer
Technical term for fertilizer containing phosphates; used in agricultural and gardening contexts.
この畑にはリン酸肥料をまく必要がある。
This field needs phosphate fertilizer applied.
Older kanji spelling using 燐; now largely replaced by the katakana form.
Compound of リン酸 (phosphoric acid) and 肥料 (fertilizer). The chemical term リン酸 is written in katakana as is common for modern chemical names.