310 On Siberian Wheat.[Nov-

Many farmers maintain that wheat after muck is more liable to blight, than that after calcareous manures, Set This Seems favourable to 1ihe idea of Sir Joseph Banks. On the otber hand, however, wemust recollect that last Year's Crops upon clover lays,were as Subject to the disease as those upon mucked lands.

Phenomena Similar tothose mentioned by R.W. have Some- times fallen under my observation, upon these I intend to offer 5ome remarks, and to State a few facts which I Concelve may be adduced“ by the advocates for Sir Joseph Banks in Support of his hypothesis. Having now, however, filled almost the whole of this paper, and being apprehensive that ;FT Should tack on anotber Sheet I might fill it also, and thus draw my letter to a length which 1s inconsistent with the insertion of Ihat variety you wish to lay before your readers, I must now leave the Subject for future.investi- gation.

In what Ihaveto advance at a future period, I am by no means confident that I Shall be able to withstand the coun- ter facts and arguments of R. W. ALI have in view is to bring forward Such facts as may, in Some degree, aid the profound paturalist in his meritorious endeavours to promote +he euccess of agrieulture.

I am, Sir, yours,&ec.

AGRICOLA NORTHUMBRIENSIS.

COMPARATIVE CULTURE OF TURNIPS/IN NOR- FOLK AND ROXBURGHSHIRE.

To the Editor of the Agricultural Magazine.

S18, 1 AM Sorry that the pressure of. business last month pre- vented that respectful attention which 1 wish at all times topay to whatever comes from your correspondent, Agrico]2 Norfolciensis.

That gentleman does not think that a Norfolk grazier can reap any profit from turnips at üve pounds, or five guineas per acre. If he is correct, there must be a material. differ- ence between the relative prices of lean and fat Stock in that county and Roxburghshire; for bere we generally let