Encara no tenim significats per a "basic slag".
1The Phosphatic class, such as superphosphate, basic slag, and steamed bone flour.
2Acid phosphate, basic slag, and bone are chief in this group.
3Instead of superphosphate, a mixture of this fertiliser with an equal amount of bone meal or basic slag may be used, and either 4 lb.
4"Oh, just a clean oot wie a grain o' basic slag noo and than," said the gardener.
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