But in recent years the creation of many national parks and nature reserves, where jelly fig harvesting is forbidden, has led to numerous disputes over jelly figs. From 1987, as part of a program of the provincial aboriginal affairs department to encourage aborigines to grow jelly figs themselves, the TFRI began selecting fast-growing, pectin-rich varieties from various locations, and propagating seedlings which were distributed to aborigines in mountain areas.
而近年國家公園、保護區紛紛成立，禁止原住民進入園區採收愛玉，也引發一場場愛玉爭戰。民國七十六年，台灣省原住民行政局為鼓勵原住民種植愛玉，由林試所到各地選拔果膠量多、生長快速的品系，加以培育種苗，分送各山地鄉。