584 



BOARD OF AGRICULTURE. 



[Jan. 



Cotton Waste. 



[Sent on by Samuel Pillsbury, Boston, Mass.] Per cent. 



Moisture at 100'' C, 8.24 



Nitrogen, 2.09 



Phosphoric acid, .83 



Calcium oxide, . 2.52 



Magnesium oxide, .66 



Potassium oxide, 1.62 



Insoluble matter, 20.10 



Wool Waste. 



Waste from Cotton-seed Presses. 



[Sent on by Oliyer R. Robbins, Weston, Mass.] Per cent. 



Moisture at 100° C, 6.83 



Ash, 23.47 



Phosphoric acid, .96 



Potassium oxide, .20 



Nitrogen, 4.24 



Insoluble matter, 17.74 



Waste from Linseed Presses. 



[Sent on by Oliver R. Robbins, Weston, Mass.] Per cent. 



Moisture at 100° C, 7.06 



Ash, 2.34 



Phosphoric acid, 2.43 



Potassium oxide, .24 



Nitrogen, 8.05 



Insoluble matter, 1.00 



Scouring Liquor of Raw Wool. 



[Sent on from Plymouth, Mass.] Per cent. 



Moisture at 100° C, 92.03 



Dry matter, 7.97 



Nitrogen (in liquid), .09 



Ash, 3.28 



Calcium oxide, -04 



Magnesium oxide, Trace. 



Potassiiim oxide, 1-09 



Sodium oxide, .92 



Iron and alumina oxides, .09 



Insoluble matter, .22 



