National Taiwan University's department of agricultural chemistry and the Taichung and Taoyuan District Agricultural Improvement Stations are all therefore actively searching for inedible types of plant that can be planted in agricultural land in the hope that heavy metals will be transferred to their wood and flowers.
台大農化系與台中、桃園農改場都曾經積極尋找耐汙染的非食用性植物，在汙染農地種植，希望重金屬可以移轉到樹木、花卉中。