86 



" temporary wears or dams." Mr. B. 

 must have confounded two streams, for 

 such opposite effects cannot be attributed 

 to one and the same current. A meadow 

 formed on the plan which I recommend, 

 may be freed from the water in ten 

 minutes ; and, if not larger than seven or 

 eight acres, will be completely overflowed 

 in less than half an hour. This time in 

 overflowing will, of course, depend on the 

 greater or less degree of descent in the 

 meadow. 



Mr. B. then says, " The sun's warmth 

 " is seldom found strong enough to have 

 ** any effect upon the water in the month 

 " of February. It is not uncommon in 

 " that month to have the water kept upon 

 " the meadows a fortnight, or more." 



In some seasons, 1 allow, the warmth 



of 



