CROPPER PROTECTION DAMAGES BY BLIGHT AND HARMFUL INSECTS USE FOR CHEONNYUNCHO

摘要

PURPOSE: A method for preventing from harmful insect using thorns of Opuntia Humifusa is provide to reduce insecticide and to enable environmentally-friendly cultivation of crop. CONSTITUTION: A method for preventing from harmful insect is performed by arranging Opuntia Humifusa between crops. Opuntia Humifusa is placed by planting in a flowerpot. Opuntia Humifusa has high survivability even at high temperature in summer and at low temperature in the winter.