152 



CORSICA 



(43,958 quarts) of resin or 2.2 liters (2.3 quarts) per tree 

 (Landes average 2 liters (2.1 quarts) per tree), while 6000 

 trees yielded 0.32 of a liter (0.34 of a quart) per tree, giving 

 an average of 1.75 liters (1.8 quarts) per tree. In 191 1 the aver- 

 age was 1.78 Hters (1.9 quarts) per tree. Taking a price of 115 

 francs ($22.19) P^r barrel of 340 Kters (359 quarts) (average 

 price in the Landes for 19 10) the gross yield of this Zonza sale 



should be -^ — X n^ francs ($22.19) ~ cost of 45 francs 

 340 



($8.68) per barrel = 5760 francs ($1111.68). 



The same methods that are appHed in the Landes for mari- 

 time pine are followed in Corsica,^^ except that the width and 

 length of the faces has been varied to a small extent as follows: 



^5 The bar should be as wide as the face for tapping alive. The faces should be 

 placed first on the north, then west, then south, then on the east side of the tree. 

 ^^ Office records of conservator. 

 57 Vented'une Coupe de bois avec extraction de resine, approved Jan. 30, 1912, 



