CONTENTS. 499 



PAQB 



ROTATION or CROPS 378 



" field crops 385 



" garden crops.. 386 



SCANTLING MEASURE 72 



Table, showing the contents (board measure) of scantling of 



various dimensions 72 



SCREW, THE, Illustrated 288 



SEASONS, TIME, &c. (see time), Illustrated 19 



SEEDS, WEIGHT or, as established by the Legislatures of the different 



States 189 



SEEDS, OIL PER CENT. IN . 191 



" quantity of, to sow or plant per acre, &c 192 



SHEEP, TO FIND THE AGE OF 208 



SOILING CATTLE 401 



Experiments by the author 402 



Arrangement of crops for soiling 405 



Arguments in favor of soiling 409 



SOILS. EXHAUSTION OF 320 



Table, showing the organic substances removed from the soil in 



1000 Ibs. each of the various crops 321 



Table, showing the inorganic matter removed from the soil in 1000 



Ibs. each of the various crops 321 



Table, showing the kinds of inorganic matter removed from the 

 soil in 1000 Ibs. each of the various crops 322 



