100 RINGBARKING AND ITS EFFECTS. 
No. 2 creek contains :— 
300 acres green timber, nit 
550 acres ringbarked. ud 
all for year at 25 inches.. . 811,953,125 gallons. 
on 
Permanent outflow at 11 gallon 5 per i 
minute for one year 5,781,600 gallons 
Or about +; of vitwel 
annual rainfa em 
taking at rate of rainfall for pre- 
vious four eeuereigs 88 
No. 3 creek contains 
800 acres shui ed. 
all for year at 25 inches.. . 453; 750,00 gall 
Permanent outflow at 20 gallons per 
minute for one year “ 10. 713.00 
Or about ~; of annual rainfall, or 
oi as a rate of previous four 
ra 
months, 
These cale all do not take into nape the flood-ate 
but only the permanent flow, and the quantity of ape 
passing away during a heavy fall of rain tte be vi 
able, as the fall of the grodad from the heads of the 
river, a distance of 2 miles, is about 500 feet. : 
am unable to obtain the total outflow for a year, but I ti a 
how it could be done, as the rise and fall is — 
“be necessary to attend to it day and night d 
rain was falling. ss 
My experience in reference to the three creeks = 
been repeated in every instance where I have had timber 
barked, and, as far as I can learn, in every part of — yy 
River watershed the result has been the same as in my case 
exception has come under my notice, though of course 
is more apparent in some cases than in others. , 
There can I think be no doubt that, on f ringbaoking = 
was dead and the increase in the number of spring& nee . 
course the first effect mentioned follows from the second he aol! 
ways :— a an 
First, the roots of the trees decaying may gener and aft 
soil drainage, leading the water down into the arses 
wards allowing it to drain off slowly into - ve avant 
om is the only cause, one of the very ge 
barking will be but temporary. 
- 
