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从１９８９年开始，在虞山国家森林公园建立３２０ｈｍ２森林生物防火试验区，采用营造防火林带，更新改造松杉易燃林分，适时喷施化学除草剂等技术措施，提高森林防火、抗火性能，已初见成效．
Since 1989, a set of 320hm2 forest biological fireproof test area has been set up in Yushan National Forest Park, using such measures as building fireproof forest belts, renewing and rejuvenating the coniferous forest, spraying chemical herbicides timely, and improving the fire prevention and fire resistance of the forest , Has achieved initial success.