Rainfall simulator is a device used to create artificial rain to support variations of rainfall intensity and duration of rainfall variations automatically. Variation of pressure used was 2.5 psi, …
Hujan merupakan fenomena alam yang sangat penting keberadaannya baik bagi pertanian maupun kehidupan kita. Dalam jumlah yang cukup dan terkendali, hujan merupakan Rahmat Tuhan yang tidak berhingga …
Plaque is a thin film on the surface of a tooth containing a variety of microorganisms. At cm early stage, plaque containing only microorganisms gram-positive facultative then will happen growth an…