He urged a varied planting and the making of pitch and tar, pipe-staves, Potashes, iron, and bay-salt, and warned the planters against "building their plantation wholly on smoke."
"England in America, 1580-1652"
Lyon Gardiner Tyler
Some Solutions hereafter to be mentioned, for the Solutions of Potashes, and other Lixiviate Salts.
"Experiments and Considerations Touching Colours (1664)"
Robert Boyle
He had a little of the dirt of each part of his farm analyzed, you know, and then he sent to New York for his phosphates, his Potashes, his muriates, and his compound-super-universal panacea vegetates, and with all these bad-smelling mixtures-his barn was like a big agricultural drug-store-he was going to put into his skinned land just the elements lacking.
"Nature's Serial Story"
E. P. Roe