Es wird eine Begasungslösung zur Begasung von landwirtschaftlichen Flächen (50) oder Produkten vorgeschlagen, die mit wenigstens einem unter Ausbringungsbedingungen gasförmigen, biotoxischen Begasungsmittel übersättigt ist. Wesentliche Aspekte der Erfindung betreffen eine Vorrichtung (100) zur Herstellung einer entsprechenden Begasungslösung, ein System (200) zur Begasung landwirtschaftlicher Flächen, und ein entsprechendes Verfahren (300)Fumigation solution for fumigating agricultural land and/or products, which is supersaturated with at least one gaseous biotoxic fumigant under application conditions, is claimed. Independent claims are also included for: (1) producing the fumigation solution, comprising introducing the gaseous biotoxic fumigant into an aqueous carrier fluid under pressure (2) fumigating agricultural land and/or products, comprising producing the fumigation solution, transporting the fumigation solution to an output site, and applying the fumigation solution at the output site (3) a device (100) for producing the fumigation solution, comprising a pressure chamber (10) for receiving the aqueous carrier fluid, an introducing device (20) for introducing the fumigant into the aqueous carrier fluid, and an extraction device (30) for continuous extraction of the fumigation solution and (4) a system for fumigating agricultural land and/or products, comprising the device for producing fumigation solution, and the drip irrigation system for transporting and applying the fumigation solution.