Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide

Abstract

Stimulation efforts in pine resin tapping.

Abstract

Experiments conducted in Surakarta Forest District, Java, indicated that resin production from Pinus merkusii could be increased by 18-43% (in trees of age class III) and 36-76% (in trees of age class IV) by using sulfuric and nitric acids as stimulants.