Fetching details from the dictionary...
pickling in salt; food preserved in salt
holding on to (shares, land, etc.) for an extended period until its value increases; leaving unsold; leaving unused; mothballing
野菜を塩漬けにして保存する。
I preserve vegetables by pickling them in salt.
塩漬けの魚が樽に入っていた。
Salted fish was in a barrel.
塩漬けは昔からの保存方法だ。
Salt pickling is an age-old preservation method.