CONTENTS. 



Page. 



XL V. Ohservatians on the pea jiy or beetle and fruit 

 ciirculio^ by JFilliam Bartram^ - - 317 



XL VI. On clearing land, by John Taylor, Esq. of 

 Caroline, Virginia, ----- 324 



A statistical account of the Schuylkill Permanent Bridge, 

 Communicated to the Philadelphia Society of Agricul- 

 ture, 1806. 



SELECTIONS IN APPENDIX. 



I. On smut in -wheat, - - - -1 



II. On blight, . - . - 3 



III. On the flax husbandry of Ireland, - - 8 



IV. Change of seed not necessary to prevent degene- 

 racy, naturalization of plants, and important cau- 

 tion to secure permanent good quality of plants, 1 1 



V. Produce of grains in 1787 and 1788, - 19 



VI. Produce of land, in 1787, - - - 20 



VII. On hedges, by Thomas Main, of Georgetown, 

 Potomac, - - - - - 21 



VIII. Mode of plashing hedges, - - - 25 



IX. Analysis of soils, and modes of discovering their 

 component parts, _ _ . - _ 27 



X. Utility of Pyrites as a manure, - - 33 



XI. On the Fruit Curculio, - - - - 34 



