尻しり腐ぐされ

noun

blossom-end rot

A physiological disorder of tomatoes and other fruits, where the blossom end darkens and rots, typically caused by calcium deficiency or irregular watering.

• トマトに尻しり腐ぐされが出でたら、カルシウム不ぶ足そくを疑うたがってください。

  If blossom-end rot appears on your tomatoes, suspect a calcium deficiency.