As one of the world's most revered gourmet foods, some truffles can sell for more than €1,000 per kilogram, making cultivation a lucrative business. However, the industry remains unpredictable, with some trees capable of producing a valuable harvest—while others that are seemingly similar are no...
Source: [Phys.org](https://phys.org/news/2026-06-key-reliable-truffle-cultivation.html)