EXPERIMENT STATION. 413 



This article is of good quality, and was obtained by bolt- 

 ing a coarser cotton-seed meal ; eighty-one pounds of the 

 above kind was obtained from one bundled poiinJs of the 

 latter; the coarse portion — nineteen per cent. — has been 

 tested with reference to its fitness as a fertilizer. The fol- 

 lowing analysis refers to this material : — 



Coarse Forlion of Cotton-Seed Meal for Fertilizing Purjyoses. 



(Sent on by E. S. Warner, Hatfield, Mass.) 



Moisture at 100° C. 8.975 per cent. 



Organic and volatile matter 93.465 " 



Ash constituents, 6.535 " 



Nitrogen in organic matter, 6.900 " 



Potassium oxide, 1.797 " 



Calcium oxide, 0.263 " 



Magnesium oxide, 0.223 " 



Phosphoric acid, 2.311 " 



Insoluble matter, 1.781 " 



Valuation per ton of two thousand pounds : — 



46.82 pounds of phosphoric acid, . . . . $2 81 (6 cts.) 



35.91 pounds of potassium oxide, . . . . 1 80 (5 cts ) 



118.C0 pounds of nitrogen, 23 60 (20 cts.) 



M8 21 



The cotton-seed meal, from which the above stated coarse 

 portion was separated — nineteen per cent, coarse versus 

 eighty-one per cent, fine — had been bought by the ton at 

 twenty-nine dollars at Northampton, Mass. 



Stomach of a Pig. 



(Sent on from South HaJlej', Mass.) 



The animal had died without any apparent cause, and 

 imder symptoms but very little understood. The request 

 was to test for any mineral poison. None was found. 



Stomach of a Cow. 



(Sent on from Egremont, Berkshire County, Mass.) 



A part of the stomach was sent, with the special insl ruc- 

 tion to test for paris green. Neither copper nor arsenic 

 could be detected. 



