Table 2 Morphological characteristics and nutrient contents of vetiver grass in hydroponic treatment units

Number of shoots transplanted

72

72

72

Number of clumps at the end

69

72

67

Number of tillers per clump

8–14

9–13

9–14

Plant height(cm)

43–87

45–92

45–89

Number of leaves per shoot

4–8

4–7

3–7

Root length(cm)

19–45

19–48

16–44

Dry biomass (kg m⁻²)

2.14

2.28

2.08

g N kg⁻¹ DW

7.8

8.3

7.4

g P kg⁻¹ DW

6.7

7.5

6.4