Office of Environment and Heritage, New South Wales - PIL_NR_90 Vegetation Survey

Pilliga Nature Reserve vegetation survey. The PIL_NR_90(Pilliga Nature Reserve vegetation survey) Survey is part of the Vegetation Information System Survey Program of New South Wales which is a series of systematic vegetation surveys conducted across the state between 1970 and the present.

皮利加自然保护区（Pilliga Nature Reserve）植被调查。编号为PIL_NR_90的该调查项目隶属于新南威尔士州植被信息系统调查计划，该计划是1970年起至今在该州范围内开展的一系列系统性植被调查工作。