PREMIUMS 



PROPOSED BY THE 



PHILADELPHIA SOCIETY 



TOR PROMOTING AGRICULTURE IN THE YEAR 1791. 



I. THE ROTATION OF CROPS having been found in Eng- 

 lajicl constantly to improve the soil instead of exhausting it — 

 and the society being persuaded, that to this management 

 alone is to be attributed the great comparative products ol 

 that countiy — they esteem it of the first importance to Anie- 

 rica to gain a knowledge of the theory and practice of so 

 admirable a system. — Within the limits of this article, it is 

 impossible to state, v.-ith any useful degree of precision, prin- 

 ciples, which, after all, must vary with circumstances — but 

 knowing that some farmers, in Pennsylvania and elsewhere, 

 have already made themselves acquainted with this mode of 

 husbandry ; and that it is as much the interest, as it is with- 

 in the power of all to obtain the necessary knowledge — the 

 society without attempting to lay down any particular direc- 

 tions, offer — For the best experiment of a five years course 

 of crops — a piece of plate, of the value of two hundred dol- 

 lars, inscribed with the name and the occasion ; and for the 

 experiment made of a like course of crops, next in merit — 

 a piece of plate, likewise inscribed, of the value of one hun- 

 dred dollars. 



II. The importance of complete farm or fold -yards, for 

 -sheltering and folding cattle — and of the best method of con- 



