Will a biochar and volcanic rock blend reduce fertiliser needs?

The article offers information on the combination of biochar and volcanic rock in a product called Regenr8, created by Aquagel, to enhance soil carbon content, mitigate climate change, and improve nutrient density in food. Topics include trials conducted during the 2023 winter cereal season, where Regenr8 was applied at different percentages in comparison to traditional fertilizers.