Table 6 Plant growth and nutrient analysis during the study period

Initial number of Typha shoots

24

24

24

No.of plants at the end of the treatment

49

60

56

Height of plant (cm) at the end of the treatment period

110–190

100–175

115–170

Average no. of leaves per plant

5–9

6–10

5–11

No. of plants m⁻²

32

40

37

Dry biomass (kg) per unit

0.916

1.29

1.17

Dry biomass (kg m⁻²)

0.611

0.86

0.78

Accumulated nitrogen (g N kg⁻¹ DW)

16.47

21.17

18.92

Accumulated phosphorus (g P kg⁻¹ DW)

2.43

2.87

2.52