1. How and why does willow biochar increase a clay soil water retention capacity?. (December 2018) Authors: Rasa, Kimmo; Heikkinen, Jaakko; Hannula, Markus; Arstila, Kai; Kulju, Sampo; Hyväluoma, Jari Journal: Biomass and bioenergy Issue: Volume 119(2018) Page Start: 346 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗