In the workshop „Use of NIRS in situ devices in precision agriculture“ for the project QK18180137, which was took place on Tuesday, April 27, 2021 in Pohořelice, a lecture entitled „Presentation of books on silage, published by the Agrarian Chamber, handing over books to participants“ was presented. The following silage books were presented to participants: „How to reduce silage losses“; „Securing the feed base with regard to possible climate change“ and „How to ensure appropriate fermentation in silage and rumen“. . Participants were given books on silage.