Essays about: "bio-ash"

Found 1 essay containing the word bio-ash.

  1. 1. Arbuscular mycorrhizal fungi in spring wheat : impact of waste-based fertilizers

    University essay from SLU/Dept. of Soil and Environment

    Author : Julia Dahlqvist; [2018]
    Keywords : digestate; ash; Cd; cadmium; circular economy; phosphorus; Glomeromycota; quantitative polymerase chain reaction; qPCR; microscope; field; pH; Quarna;

    Abstract : Phosphate rock is a diminishing source of phosphorus (P) for crop production. Other sources are being investigated to replace it, for example bio-ash from wood combustion and biogas digestate from house hold wastes. Ash and digestate application have resulted in increased yields, but the effect on the soil biota has been somewhat varied. READ MORE