352 



Philippine Journal of Science 



191i' 



Table X. — Percentage of the damage to wood blocks by termites at 



Matsubase. 



Name. 



Jungle wood 



Kayil 



Palomaria 



Apitong 



Jarrah 



Malacmalac 



Lim 



Calantas 



Aranga 



Malugay 



Lanete 



Bansalaguin 



Lanutan 



Iron bark 



Tallow wood 



Grey gum ... 



Macaasim 



White mahogany 



Supa 



Betis 



Pagatpat 



Banuyo 



Grey box 



Red narra 



Guijo 



Yellow narra 



White stringy-bark 



Acle 



Amuguis 



Tucang-calao 



Tindalo 



Batitinan- _ 



Black butt 



Dungon 



Mancono 



Molave ... 



Ipil 



Teak _ 



Cypress 



Origin. 



Java 



India 



Philippines... 

 do 



Australia 



Philippines... 

 Cochin China . 

 Philippines... 



do 



do 



do 



do— 



do 



Australia 



do 



do 



Philippines... 



Australia 



Philippines... 



do 



do 



do... 



Australia 



Philippines... 



do 



do 



Australia 



Philippines... 



do. 



do 



do. 



do 



Australia 



Philippines... 



do 



do 



do 



India.- 



Australia 



Blocks. 



I 

 Tested. | Infested. 



Damage. 



Per cent. 



100.00 



100.00 



88.89 



80.00 



60.00 



65.56 



50.00 



40.00 



30.00 



30.00 



25.00 



22.23 



20.00 



20.00 



20.00 



20.00 



20.00 



20.00 



10.00 



10.00 



10.00 



10.00 



10.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



0.00 



Table XI. — Wood blocks exposed to termites for twenty-one months. 



Entirely immune. 



Molave. 

 Ipil. 

 Teak. 

 Cypress pine. 



Attacked. 



Calantas. 



Malugay. 



Lanete. 



Bansalaguin. 



Lanutan. 



Banuyo. 



More or less attacked. 



Tindalo. Amuguis. 



Yellow narra. 



Guijo. 



Acle. 



Red narra. 



Tucang-calao. 

 White stringy-bark. 

 Black butt. 

 Batitinan. 



Dungon. 



Mancono. 



