Kajian keberkesanan sisa ekstrak patchouli (Pogostemon Cablin) terhadap kesan menghalau tikus sawah (Rattus Argentiventer)
Study on the usage of natural material such as essential oil from plants as new alternative to chemical insecticides and pesticides has been actively conducted by researchers. Patchouli essential oil is a new source of material that seems to be of potential to repel insects and pesticides. However,...