Non-delipidated hydrochar showed high germination index results of 102% (unground) and 126% (ground).
Christopher J. Ennis, Joyce Clarke, Katherine Neate, Joana Cerejeira, Lewis Tull 2017, 'Hydrothermal Extraction of Microalgae Fatty Acid Influences Hydrochar Phytotoxicity',Frontiers in Environmental Sciencehttp://journal.frontiersin.org/article/10.3389/fenvs.2017.00047/full. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
After this, these values decrease up to a situation very similar to the original unground sample.
Sánchez Soto, P. J. 2009, 'Efecto del tratamiento mecánico por molienda en las propiedades texturales de pirofilita',Boletín de la Sociedad Española de Cerámica y Vidriohttp://ceramicayvidrio.revistas.csic.es/index.php/ceramicayvidrio/article/view/55/54. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)