spring cocoon crop
Refers to the harvest of silkworm cocoons in spring. A specialized term used in sericulture.
This year's spring cocoon crop is of good quality.
The sericulture farmers have started shipping the spring cocoon crop.
Compound of 春 (はる, 'spring') and 繭 (まゆ, 'cocoon'). The reading is a straightforward combination of the kun'yomi of each kanji.