|   Treatments  |       S  |       H  |       E  |    
|   CK  |       21.33 ± 0.58c  |       2.38 ± 0.08b  |       0.78 ± 0.02b  |    
|   M. micrantha  |       19.67 ± 1.16bc  |       2.37 ± 0.11b  |       0.80 ± 0.02b  |    
|   C. odorata  |       22.67 ± 0.58b  |       2.50 ± 0.02b  |       0.80 ± 0.01b  |    
|   A. adenophora  |       25.33 ± 2.31a  |       2.69 ± 0.05a  |       0.83 ± 0.01a  |