Note 1630 — Chapter IV · STUDIES OF THE FARMER.
Reading edition
Geop. ii. 9. In these rich loams, particularly on the banks of the Stymphalian and Copaic lakes, wheat has been known to yield a return of fifty-fold. Thiersch, Etat Act. de la Grèce. t. ii. p. 17.
Other spots, again, return thirty-fold. Sibth. in Walp. Mem. i. 60.