Multiple Regression Analysis in Cultivars of Zingiber Officinale Rosc.
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2007-02
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Abstract
The linear relationship between the morphological characters like height of pseudostem, number of leaves and the breadth and length of last fully opened leaf and yield was studied in 23 cultivars of ginger by multiple regression technique. Based on the morphological characters, the final yield could be predicted fairly accurately with an R2 of 73 percent. The partitioning of phenotypic correlation between yield and the morphological characters into direct and indirect effects by the method of path coefficient analysis revealed that the character plant height exhibited a high direct effect as well as high indirect effect in the establishment of correlation between yield and other morphological characters.
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In: Proceedings, National Seminar on Ginger and Turmeric, Calicut, 8-9 Apr. 1980. Edited by M. K. Nair and others 1982 p-30-33