noun
Bordeaux mixture
A copper-based fungicide used in agriculture, especially on grapevines. The term is a proper noun derived from the Bordeaux region of France.
ブドウの病害予防にボルドー液を散布する。
Spray Bordeaux mixture to prevent grapevine diseases.
From French 'bouillie bordelaise' (Bordeaux mixture), named after the Bordeaux region where it was first used to control downy mildew on grapevines.