AN ACCOUNT OF THE PRINCIPAL PROCEEDINGS OF THE DRAWN UP AT DESIRE OF THE SOCIETY, BY HENRY MACKENZIE, Esq. ONE OF THE DIRECTORS. VOL. IV. EDINBURGH : Printed by David Willison, FOR ARCHIBALD CONSTABLE AND COMPANY, EDINBURGH AND CONTENTS. INTRODUCTION, CONTAINING AN Account of the PRINCIPAL PROCEEDINGS OF THE SOCIETY, DUR- ING THE YEARS FROM APRIL 1807 TO JANUARY ESSAYS AND COMMUNICATIONS. Page By the Rev. WILLIAM SINGERS, D. D. Minis- ter of Kirkpatrick-Juxta, Dumfries-shire On the Varieties of Wheat, Barley, Oats, Peas, and Beans; and on the distinguishing Properties by On the most common Distempers of Corn, and Pulse Plants; containing Preliminary Observa- tions, and the substance of three Essays; |