Fig. 2From: Effects of light intensity and plant growth regulators on callus proliferation and shoot regeneration in the ornamental succulent HaworthiaEffect of light intensity on in vitro proliferation of Haworthia ‘Sansenjyu’. The percentage of callus proliferation (a, b), shoot proliferation (c, d) and callus browning (e, f) under 10 μmol m−2 s−1 or 45 μmol m−2 s−1 light intensitiesBack to article page