Because of the acid alkaline in solution is a value that indicates the ability of the roots to.Uptake in plant nutrient solution. Normally, it should maintain the value of the alkaline acid 5.8-7.0 because it is nutrient values or ranges of plants can remain in the aqueous solution that is applied to plants as well. The value of acid alkali in plant nutrient solution there are several reasons for changes, such as changing due to the plant root uptake in plant nutrient solution and then liberate hydrogen (H +) and hydroxide (OH-) from the root to plant nutrient solution causes the pH to change.
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