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Full-Text Articles in Nutrition
Drilled Versus Topdressed Superphosphate For Cereal Production, A Loutit, P. Stallwood, W. J. Cox
Drilled Versus Topdressed Superphosphate For Cereal Production, A Loutit, P. Stallwood, W. J. Cox
Journal of the Department of Agriculture, Western Australia, Series 4
CEREAL growers in Australia usually use a drill or combine to apply their seed and superphosphate in one operation.
However, during the last few years, there has been a rapid increase in the amount of super broadcast bafore seeding.
Maintenance Phosphorus And Sulphur For Pastures : Progress Report, Walter Jacob Cox
Maintenance Phosphorus And Sulphur For Pastures : Progress Report, Walter Jacob Cox
Journal of the Department of Agriculture, Western Australia, Series 4
PASTURE IMPROVEMENT has been based on topdressing with superphosphate, which supplies sulphur as well as phosphorus.
In the past, all the benefit due to superphosphate was attributed to the phosphorus.
It is only in recent years that the importance of the sulphur has been appreciated.
The Phosphorus Fertilisers : How They Compare, Walter Jacob Cox
The Phosphorus Fertilisers : How They Compare, Walter Jacob Cox
Journal of the Department of Agriculture, Western Australia, Series 4
ALTHOUGH 'double' or 'concentrated' superphosphate was first commercially manufactured in 1872 it was not until the 1950's that it became a major commercial fertiliser. In 1965 it accounted for about 15 per cent, of the world production of phosphatic fertilisers.