Robertson, George Scott

Basic slags and rock phosphates

The valuation of insoluble phosphates by means of a modified citric acid test

Mineral phosphates

Phosphates and improvement of pasture

The possibilities of the British Friesian for dairy purposes

Trials on grass land with open-hearth basic slag and rock phosphates

The solubility of mineral phosphates in citric acid

"The use of phosphates in agriculture"

Lime and chalk

The influence of fluorspar on the solubility of basic slag in citric acid