Skip to main content

Table 1 Tuberization of the ST mutant under various conditions in vitro

From: Morphological and molecular characterization of a spontaneously tuberizing potato mutant: an insight into the regulatory mechanisms of tuber induction

 

Normal shoots

Tuber-like swellings

Tubers

High irradiance (PPFD 400–500 μmol m-2 s-1)

1% sucrose

93%

7%

0%

2.5% sucrose

88%

12%

0%

3% sucrose

14%

67%

19%

5% sucrose

0%

36%

64%

Low irradiance (PPFD 50–60 μmol m-2 s-1)

3% sucrose

94%

6%

0%

5% sucrose

46%

32%

22%

7% sucrose

8%

38%

54%

  1. Cultures were raised from single-node cuttings. Percentage values are based on 50 and 100 cuttings cultured under low and high irradiance, respectively. Lada cuttings only rarely (< 5% cuttings) formed tubers in the light under any conditions tested in this study.