Fig. 9. The relationship between time (minutes) after application and penetration depth (cm) as well as the relationship between pH and penetration depth (cm) to evaluate the effectiveness of 60 Mg kg-1 sludge in a sand medium.
Fig. 9. The relationship between time (minutes) after application and penetration depth (cm) as well as the relationship between pH and penetration depth (cm) to evaluate the effectiveness of 60 Mg kg-1 sludge in a sand medium.