(Soil ph) can be for some interval.Logical formLearned from2 sentences. Trees may be impacted upon (soil ph).Logical formLearned from2 sentences. Grazing of (tussock grasslands) can be incompatible with maintenance of (soil ph).Logical formLearned from2 sentences. A ph can be under a (+fertilizer treatment).Logical formLearned from2 sentences. A ph may be attributed to effects of fertilizer.Logical formLearned from2 sentences. Phs may decline by some units.Logical formLearned from2 sentences. (Soil ph) may undergo a decline.Logical formLearned from2 sentences. (Soil ph) can be by some units.Logical formLearned from2 sentences. Material may be grown at ph.Logical formLearned from2 sentences. (Laboratory measurements) can be constituted-of-or-filled-with ph.Logical formLearned from2 sentences. A ph can be in a set of books.Logical formLearned from2 sentences. A measurement of (paper ph) may make a chemistry major project.Logical formLearned from2 sentences. A ph may pertain-to a process.Logical formLearned from2 sentences. A ph may pertain-to an object.Logical formLearned from2 sentences. Phs may pertain-to an object.Logical formLearned from2 sentences.