TACONIC DISTRICT. 343 



Soil of Petersburgh, Rensselaer county. 

 This soil bears aliout two tons of hay to the acio ; rock a coarse slate, but rests upon an 

 intervening hardpan from twelve to eighteen inches below tlie surface ; height 1200 feet 

 above tide at Albany ; color brownish drab ; cultivated meadow. It contains 



Water _ 4-50 



Organic matter 4*00 



Silex 81-78 



Alumina 3-70 



Peroxide of iron 4-00 



Phosphoric acid 0-02 



Magnesia 0-50 



Sulphate of lime 0*15 



Carbonate of lime 0*75 



99-40 

 Soil of Chatham Four-corners. 

 In corn ; fine and heavy growth. 



ANALYSIS. 



Water 3-50 



Silex 76-00 



Vegetable matter 8-50 



Alumina 3-50 



Peroxide of iron 7-10 



Carbonate of hme 0-75 



Magnesia 0-50 



Phosphoric acid „ .... 0-02 



99-87 

 Manured with stable manure. Neither potash or soda sought for. The soil is based upon 

 hardpan eighteen inches below the surface. It is one of the most productive soils of this 

 district, and corn and oats and peas are always sure crops: it is also productive in grass. 

 Wheat in large crops was formerly raised in this neighborhood, but has been mostly aban- 

 doned on account of the fly. 



Soil from the range of hills near the Western Railroad Depot, at the State line. 

 Uncultivated. 



ANALYSIS. 



Water 4-10 



Organic matter 6-25 



Silex 78-75 



Alumina 4-85 



Peroxide of iron 4-45 



Carbonate^of lime 0-75 ^ 



Magnesia ...„, 0-75 



99-90 

 31* 



