the Farminf/ of the Duchies of Schleswig and Holstein. 325 
Fig. 3. — Section of a Cow-house on Mr. Heide's Farm at Kjcemgaard, 
Jutland, illustrating the mode of Ventilation by means of a Shaft 
through the Hay-loft above. 
A. Ventilating Shaft. 
Fig. 4. — Section and external view of a Ventilating Shaft on Mr. War' 
burg's Farm near Aalborg, Jutland. 
Cross Section. 
External View. 
two countries. Its existence suggested an examination into the 
consequences which relatively follow, and I have no hesitation 
in giving my vote in favour of the Swedish rotation. In Den- 
mark it is impossible to avoid being struck with the foulness of 
the spring-corn, especially the oats, which, as just stated, are 
usually taken after barley, which has been preceded by wheat, 
and is sometimes repeated a second, or even a third year. This 
foul land, instead of being fallowed on the Swedish plan, is 
sown out with clover and grasses, the result being that the young 
VOL. XII.— S. S. Z 
