sardine meal; fish cake (fertilizer)
A traditional fertilizer made from pressed sardine residue; historically used in Japanese agriculture. The term is domain-specific and may be unfamiliar outside farming or historical contexts.
In the past, they used to scatter sardine meal on the rice paddies as fertilizer.
油粕 is oil cake (residue after pressing oil from seeds), also used as fertilizer; 鰯粕 is the fish-based equivalent.
Standard kanji spelling using 粕 (lees, dregs) for the processed residue.
Alternate kanji spelling using 滓 (dregs, sediment); less common than 鰯粕.
Compound of 鰯 (いわし, 'sardine') and 粕 (かす, 'lees, dregs'), referring to the pressed residue left after extracting oil or liquid from sardines.