INDEX. 



Clover, degenerates, if sown too frequently on same field, 40 

 Coal, fossil, abundant in our western and northern coun- 

 try, and great advantages of opening canals for its 

 transport, - - - - 118, 140, 141 

 Of Luzerne county, sells higher at New York, than 

 that from Liverpool, - - - ib. 

 Cock Chaffer, account of it, - - - 281 

 Collin, Rev. Dr. on pruning apple trees, - - * 199 

 Commerce, remarks on, - - - - 271, &c. 

 Cooper, Professor, his mode of testing gypsum. Appendix, 104 

 Analysis of sundry Pennsylvania lime- 

 stones, - - - - 106 

 Corn Cob, gives stimulus of distension, when ground with 



the corn, and also contains much nutriment, 297 



Corn Indian, successions in rich bottoms, - - 255 

 Strong in its system, and will withstand lime, 



or hot muck, .... 230 



Stalks rotted, valuable manure, - - 231 



With potatoes, observations on, - - 303 



Early planting recommended, - - 312 



Inquiry whether, or not, it be exhausting, 304 

 Varieties of, - - - 308, 309 



Large crops of, - - - 311 



Not injured by frost, when young, - 312 



Dropping the seed properly, - - 316 



Covering thinly, and breaking clods, - ib. 

 When and how to cut off the whole plant 



profitably, - - - . 320 



Grass lay, best for corn, - - - 321 



Mixed crops of, - - - . 323 



Shelling machine, - - - 250 

 See title, Indian corn, - - . 

 Correa de Serra, Joseph, on the cultivation of barilla 



plants, - - • 432 

 Cows, milk and butter increased, by leaves of scarcity 



plant, ------ 263 



