April 8, 2024 Nelson, C., A. Giraldo-Silva and F. Garcia-Pichel. 2020. A fog-irrigated soil substrate (FISS) system unifies and optimizes cyanobacterial biocrust inoculum production. Applied and Environmental Microbiology Art. 00624-20. Home » Nelson, C., A. Giraldo-Silva and F. Garcia-Pichel. 2020. A fog-irrigated soil substrate (FISS) system unifies and optimizes cyanobacterial biocrust inoculum production. Applied and Environmental Microbiology Art. 00624-20.