Dry Weight (Biomass) References
Helxine soleirolii
Mortensen, L.M. 1984. The effect of nitrogen oxides (NOx) during CO2 enrichment on some greenhouse plants. Acta Horticulturae 162: 285-287.
Mortensen, L.M. 1985. Nitrogen oxides produced during CO2 enrichment. I. Effects on different greenhouse plants. New Phytologist 101: 103-108.