THE

CONTENTS.

4444444444444444444444444444444444444

PART I.

I fltroduClion. Page i

A Letter to Air, Bradley, about the Differ-ence of Soils , and of the ‘Temperature of Air ,required for the Production and Notirifhmentof Vegetables, l 5

Chap. I.

Experiments and Observations concerning the Mea-sure and Improvement of Land , wherein areseveral particular Cafes fiated , relating to HeathGrounds , with various Methods prescribed forrendring such Land beneficial *

A 4

Chap.