DISEASE CONTRACTION DIAGNOSTIC METHOD

摘要

PROBLEM TO BE SOLVED: To accurately discriminate between a tree contracting a disease and a sound tree without the need of experience and skill.SOLUTION: A disease contraction diagnostic method includes a measurement step to measure the surface temperature of a leaf of Hevea brasiliensis, and a determination step to determine whether the Hevea brasiliensis contracts a disease on the basis of the measured temperature obtained in the measurement step.