Table 2.

Major nutrient contents in rhizosphere soil and berberine content in roots of wild-type (WT) and cultivated C. teeta plants (mean ± SD; n = 5; mg/kg)

	WR	AR
Total N	355 ± 34.6	346 ± 37.4
Total P	1098 ± 111.7	972 ± 266.5
Total K	7342 ± 1546.7	5042 ± 1749.4
Available K	1196 ± 284.2	987 ± 131.6
Berberine	2,009,987 ± 489,034	1,489,243 ± 354,791*

*p < 0.05