Tag Archives | Methods

Morphological Study of Bacteria: 2 Methods

The following points highlight the two main methods of morphological study of bacteria. The methods are: 1. Unstained Wet Mount 2. Stained Films. Method # 1. Unstained Wet Mount: Drops of liquid specimens of 3-6 hours growth in fluid media at room temperature (22°C) are exami­ned mainly for study of bacterial motility. The method is also used for demonstration of [...]

By |2016-05-12T07:43:27+00:00May 12, 2016|Bacteria|Comments Off on Morphological Study of Bacteria: 2 Methods

Staining of Supplied Smears: 2 Methods

The following points highlight the two methods of staining of supplied smears. The methods are: 1. Albert's Stain 2. Ziehl-Neelsen (ZN) or Acid-Fast Staining. Method # 1. Albert's Stain: Usually examinee is provided with a fixed smear prepared from C. diphtheriae grown usually on Loeffler's serum slope or occasionally from blood tellurite agar medium (Fig. 4.1C). If it is an [...]

By |2016-05-12T07:43:26+00:00May 12, 2016|Micro Biology|Comments Off on Staining of Supplied Smears: 2 Methods

Preparing a Herbarium: 8 Steps| Plant Taxonomy

The following points highlight the eight main steps to be followed for preparing a herbarium. The steps are: 1. Rules for Herbarium Plant Collection 2. Tools and Equipment's 3. Identification and Classification Back at Home 4. Setting the Plants Up 5. Special Treatments 6. Drying Plant Specimens 7. Mounting of Specimens on Herbarium Sheets 8. Herbarium Organization. Step # 1. Rules [...]

By |2016-05-12T07:43:21+00:00May 12, 2016|Plant Herbarium|Comments Off on Preparing a Herbarium: 8 Steps| Plant Taxonomy
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