—

I 37 1

exceedingly great from cutting all through Auguſt; and from the September cutting, 93 buſhels per acre were loſt.(

Mr. Dann confiders the haulm of potatoes valuable for littering yards; the manure arifing thereby, in his opinion, is better than from either ſtub- ble or ſtraw.(,

OB8ERVATION.

The contradictions in this Section are ſo ſtrong, that we muſt either ſup- poſe that the fact varies with different ſorts of potatoes, or that the time of cutting has been different. To cut them in full luxuriance, or when ready to fade, muſt have very different effects. Experiments are wanting here, as in ſo many other caſes. 4

CHAP. VII. OF DISTEMPERS, Sc.

THE CURL. Authorities from the Raports.

N the North Riding of Vork, they procure their ſeed from the Moor- lands, or from Scotland, to avoid the curl: the firſt year, free; the

fecond, ſome curled; the third, almoſt all.(ε*)

It is fingular, that the diſtemper of the curl is unknown in the higher diſtric- of Weſt Lothian, at an altitude of about 400 feet above the level of the ſea: brought from that diſtrict, they continue ſound for two years;

71) Bath Society, vol. 4. P. 43. Im) Ms. Papers of the Board. (a, North Riding, p. 43.