CHEMICAL COMPOSITION OF GKAPES 



441 



to*. 



to K /<3 &f 30 36 -f/C" -73 



tO 66 



"-Total, 



\UL7QNft 



of ~fertir Gm 



Per /dO 



tt 



2C4- 



L. 



It 



10 



& 

 6 



_&& 



e /*> TO #* 

 T/M IN D/?y S 



Fig. 5 Pedro Zuinbon and Sultana, 1915. 



[121] 



