ON MA.NURES. ' 95 



ferent from those for v/hich the former premiums were 

 awarded. 



No person will be entitled to receive a premium, un- 

 less he complies with the conditions on which the pre- 

 miums are offered, and gives notice as required of his in- 

 tention to claim the same. 



In regard to all subjects for which premiums are offer- 

 ed, it is to be distinctly understood, that the trustees 

 reserve to themselves the right of judging of the qual- 

 ity of the animal or article offered ; and that no pre- 

 mium will be awarded unless the objects of them are of 

 a decidedly superior quality. 



By order of the Trustees, 



DANIEL P. KING, Secretary, 



January, 1842. 



COMMUNICATION FROM DR. A. NICHOLS. 



To the Secretary of the Essex Agricultural Society: 



Dear Sir — I have continued the use of a compost, 

 composed of the same swamp muck, ashes, and barn 

 manure, as stated in my former papers on this subject, 

 another year, on my farm in Middleton, as successfully 

 as heretofore, making proper allowance for the injury 

 done the crops by the hail of the 30th of June and the 

 drought in August. To the compost used on about two 



acres, about twenty pounds of salpetre were added ; 



wherever this went, worms did not injure the corn, while 

 other portions of the field were considerably injured by 

 them. We were not certain of other benefits. My pa- 

 per on the Science of Agriculture, No. 1, Vol. iii. of our 

 Transactions, is doubtless very imperfect in many par- 

 ticulars and incorrect in some. The assertion ventured 

 that the muck by us used as manure contains a free alka- 

 li, in its natural condition, is, I am now satisfied, erro- 

 neous. The test which I relied on, (owing to my anti- 

 quated chemistry,) is not a sure one, where alkaline 



