A range can be between ph.Logical formLearned from2 sentences. A ph may pertain-to a field.Logical formLearned from2 sentences. A ph can be adequate.Logical formLearned from2 sentences. A ph may pertain-to a compost.Logical formLearned from2 sentences. Variability can be in (soil ph).Logical formLearned from2 sentences. Ph may undergo a depression.Logical formLearned from2 sentences. A paper may have a ph.Logical formLearned from2 sentences. Exposure of a surface may raise a (surface ph).Logical formLearned from2 sentences. A rise can be in (blood phs).Logical formLearned from2 sentences. Ph can be an indicator.Logical formLearned from2 sentences. A change can be in phs.Logical formLearned from2 sentences. An activity can be at phs.Logical formLearned from2 sentences. Intracellular ph may undergo a regulation.Logical formLearned from2 sentences. A ph can be persistent.Logical formLearned from2 sentences. A ph can be maternal.Logical formLearned from2 sentences.