Note 7 — CHAP. II. Of Food of Plants.
Reading edition
As I have said in my Essay, That a Soil being once proper to a Species of Vegetables, it will always continue to be so; it must be supposed, that there be no Alteration of the Heat and Moisture of it; and that this Difference I mean, is of its Quality of nourishing different Species of Vegetables, not of the Quantity of it; which Quantity may be alter’d by Diminution or Superinduction.