Springonions 發表於 2011-11-11 17:45
肉和脂肪會化,但fins and scales不會溶,用的時候要不要隔'渣‘呢?
thegardener Fins, scales and bone are mineral rich. i think you want to make use of them for plants. (Let me know if I am wrong).
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May be you are right. Fins etc are rich in calcium, but how long does the calcium takes to get into the soil is not known. |