BACKGROUND Mediation modeling can explain the nature of the relation among three or more variables. In addition, it can be used to show how a variable mediates the relation between levels of intervention and outcome. The Sobel test, developed in 1990, provides a statistical method for determining the influence of a mediator on an intervention or outcome. Although interactive Web-based and stand...

A study was conducted to assess the morpho-physiological divergence among 21 T. Aman rice cultivars at BRRI regional station, Sonagazi, Feni, during July 2008 to December 2008. Data were collected on 13 morphological and 14 physiological traits. Cluster analysis were carried out separately by using two softwares viz. GENSTAT v 5.5 and SPSS v 12.0 where in, both the software divided the cultivar...

Runoff estimation resulted from precipitation is the basis of more study in various develop and exploit design from water resource, then its measure and calculation due to environmental bottlenecks, always have a plenty problem. As a result of the importance of output runoff estimation and flood volume in watershed for the sake of country integrated watershed management in this study tried to 9...

GIS eased into geography without much discord until the 1990s, when a flurry of commentaries about the relative merits of GIS made their way into a number of geographic journals. The ensuing decade was marked by varying degrees of friction between GIS practitioners and their critics in human geography. Despite the methodological chasm between the two groups, little discussion of the implication...

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