present study describes the length-weight (lwr) and length-length (llr) relationships of a freshwater catfish eutropiichthyes vacha hamilton from indus river, sindh, pakistan. a total of 281 specimen of e. vacha were collected from fisherman?s catch from february 2005 to january 2006, are used for this study. the parameters a and b of the length-weight relationship were calculated as w= alb are...

Present study describes the length-weight (LWR) and length-length (LLR) relationships of a freshwater catfish Eutropiichthyes vacha Hamilton from Indus River, Sindh, Pakistan. A total of 281 specimen of E. vacha were collected from fisherman?s catch from February 2005 to January 2006, are used for this study. The parameters a and b of the length-weight relationship were calculated as W= aLb are...

BACKGROUND Calamus (Acorus calamus Linn., Araceae) rhizome synonymously called sweet flag or Vacha is an aromatic herb indigenous to Central Asia and Eastern Europe. It has been used by the Ayurvedic practitioners since time immemorial for diseases ranging from weakness of memory to being used as an anthelminthic. Reports of its use have been found in books like Charak Samhita, Sushruta Samhita...

Anumber of studies have shown that ignorance regarding fundam ment issues has reached an endemic level (Vacha-Haase, Kogan 2000; Whittington, 1998). Although many doctoral programs include tistics and research design, measurement issues are often ignored in psychology programs. As a result, issues such as reliability are ofte (Aiken, West, Sechrest, & Reno, 1990; Pedhazur & Schmelkin, 1 some pr...

In India, freshwater environments are experiencing serious threats to biodiversity, and there is an urgent priority for the search of alternative techniques to promote fish biodiversity conservation and management. With this aim, the present study was undertaken to assess the fish biodiversity within and outside a river protected area, and to evaluate whether the protected river area provides s...

The present article addresses reliability issues in light of recent studies and debates focused on psychometrics versus datametrics terminology and reliability generalization (RG) introduced by Vacha-Haase. The purpose here was not to moderate arguments presented in these debates but to discuss multiple perspectives on score reliability and how they may affect research practice, editorial polic...