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johnIII (汝果欲学诗，功夫在诗外) 于 (Mon Aug 16 21:29:32 2010, 美东) 提到:
xiexie
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SSA (Panda on the rope) 于 (Tue Aug 17 00:00:36 2010, 美东) 提到:
soil test.
Google UMass Soil test. Order the $13 one.
Use the flat rate UPS shipping package about $15 total.
You can use the swimming pool ph test to test the soil
if PH is all you care. Soil test can tell a lot more.
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nkmm (nk) 于 (Tue Aug |
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