AN APPLICATOR FOR HOLDING AN AMOUNT OF GASEOUS STIMULANT IN CONTACT WITH TREE'S TISSUES FOR STIMULATING LATEX PRODUCTION IN HEVEA TREES.

摘要

An applicator for holding an amount of gaseous stimulant in contact with tree's tissues for stimulating latex production in Hevea trees comprises with an opening at one side having sharp edges around said opening to facilitate said edges' ease of cutting into the tree bark by knocking said applicator onto the tree bark tb affix the said applicator thereunto and conduit means for fluid flow between the space enclosed by the applicator and outside.