The Hebrew University of Jerusalem and the Israel’s Agricultural Research Organization (Volcani Institute) have developed a biosensor for early detection of disease in potato crops. It emits a luminescence when exposed to an infected potato. The more disease, the more the luminescence.

https://www.bfhu.org/20 22/08/25/israels-hebrew-university-volcani-institute-team-up-to-prevent-looming-global-food-crisis/

https://drive.google.com/drive/folders/1aH_DSEvNacoKu_gV-eSLAyInxIIE1Xzd