This section is from the book "Commercial Gardening Vol1", by John Weathers (the Editor). Also available from Amazon: Commercial Gardening, A Practical & Scientific Treatise For Market Gardeners.
This name has been given to a new fertilizer, said to contain 40 per cent of phosphates and 35 per cent of lime. It is probably a commercial name for a form of superphosphate, and is no doubt similar in action.
 
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