An improved method of sample preparation was used in a microplate assay to evaluate the bactericidal activity levels of 96 essential oils and 23 oil compounds against Campylobacter jejuni, Escherichia coli O157:H7, Listeria monocytogenes, and Salmonella enterica obtained from food and clinical sources. Bactericidal activity (BA50) was defined as the percentage of the sample in the assay mixture...

Abstrak. Penelitian ini bertujuan untuk menganalisis kelayakan usahatani dan nilai tambah nilam, nilam minyak nilam. Metode penarikan sampel menggunakan Purposive Sampling yaitu diambil 10% dari semua anggota populasi sebagai sampel. Sampel yang diteliti sebanyak 10 petani analisis data digunakan adalah (B/C), usaha (J = K – F G). Dari hasi penelitian diperoleh pendapatannya rata-rata sebesar R...

Abstrak. Tanaman Nilam (Pogostemon cablin benth) merupakan salah satu tanaman penghasil minyak atsiri yang penting di perdagangan dunia, baik sebagai sumber devisa negara maupun pendapatan petani. nilam biasanya digunakan bahan pada pembuatan parfum. Kualitas baik, membuat memiliki harga lumanyan tinggi. Banyak para pedagang menghalalkan berbagai macam cara demi mendapatkan keuntungan sebesar-b...

Patchouli, tea tree, geranium, lavender essential oils and Citricidal (grapefruit seed extract) were used singly and in combination to assess their anti-bacterial activity against three strains of Staphylococcus aureus: Oxford S. aureus NCTC 6571 (Oxford strain), Epidemic methicillin-resistant S. aureus (EMRSA 15) and MRSA (untypable). The individual essential oils, extracts and combinations we...

Here we have identified and characterized a devastating virus capable of inducing yellow mosaic on the leaves of Patchouli [Pogostemon cablin (Blanco) Benth]. The diagnostic tools used were host range, transmission studies, cytopathology, electron microscopy, serology and partial coat protein (CP) gene sequencing. Evidence from biological, serological and sequence data suggested that the causal...

Article history: Received 25 March 2014 Received in revised form 20 April 2014 Accepted 15 May 2014 Available online 10 June 2014