Inquiries, 307 



IX. The proportion of timber land, and the kinds of 

 timber, which ought to be reserved, and devoted to, and 

 carefully preserved for, their uses on farms ; for building- 

 implements, fuel and fencing ; the most economical and 

 durable modes of enclosing fields in old settlementsf 

 either with live or dead fences ; and what kinds of plants 

 or materials are the best ; and of the latter, what timber 

 affords those the most durable, either above or under 

 ground ? Of the plants for live fences, what are the best 

 kinds of thorn, or other plants as substitutes ; and the best 

 modes of hedging and treating hedge-plants, from their 

 earliest stage to maturity ? 



X. The best modes of clearing and cropping, as well 

 as of enclosing new lands ? 



XL The best agricultural implements ; and improve- 

 ments on them ? 



XII. Irrigation, or watering, both arable and grass 

 grounds ; and the best modes of using water for either 

 purpose ; and the best kind of water, and times of apply- 

 ing it, for grass or tillage crops ; ditching, draining, em- 

 banking and profitably clearing bogs or marshes, salt or 

 fresh ; and the best modes of cropping and laying down 

 permanent grasses on reclaimed marshes or bogs ; and the 

 grasses most proper for such soife ? Artificial modes of 

 collecting water for irrigation ; and its deposits for ma- 

 nure ? War ping j for fertilizing grounds on which it can 

 remain stagnant, or destroying bad vegetation and other- 

 wise unconquerable pests? What timber is the best and 

 most durable for pipes, exposed or covered with earth,, 

 for conveyance of water, for any purposes ? And what is 

 the best mode of constructing and fixing such pipes? 



