Results
Plant growth and nutrient content
The results of this study (Table 1 ) have demonstrated that SSM with actinomycetes +15% leonardite (Treatment 16) Shoeed the highest shoot dry weight of 1.69 g/plant, followed by SSM with Beijerinckia sp. +10% leonardite (Treatment 12) of 1.65 g/plant and (SSM with Azospirillum sp. +5% lenonardite (Treatment 10) of 1.62 g/plant. These values of shoot dry weight were significantly higher than that of control. SSM with actinomycetes +15 % leonardite (Treatment 16) also gave the highest root dry weight of 0.21 g/plant, followed by SSM with Azospirillum sp. +5% leonardite (Treatment 8) of 0.20 g/plant, and SSM with Azospirillum sp. + 15% lenonardite (Treatment 14) of 0.18 g/plant.