Efektivitas Pengawetan Sengon (Paraserianthes Falcataria) Menggunakan Ekstrak…

ABSTRACT Sengon (Paraserianthes falcataria) belongs to the low durability class, namely durability class IV-V, which is susceptible to attacks by wood-destroying organisms. In an effort to increase the service life and durability value of sengon wood, preservation was carried out using natural ingredients in the form of soursop leaf extract, which is known to contain acetogenin compounds a…