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Pooling data for studyind crop variety stability
by
R. R. Laxmi
Department of Statistics, M.D.University, Rohtak-124001, India
The presence of genotype x environment interaction is a common feature of yield trial data. Stability variance is the measure estimating variance components, attributable to the interaction of a single cultivar. In crop variety testing, it is frequently of interest to estimate measures of yielding stability or phenotypic stability. These studies generally consist of a several genotypes, tested over a wide range of environments. Preliminary testing for any difference in genotypes should proceede pooling stability data from all the environments in the analysis. This paper present an approach for a preliminary testing of genotypes by pooling data.
Date received: March 3, 2002
Copyright © 2002 by the author(s). The author(s) of this document and the organizers of the conference have granted their consent to include this abstract in Atlas Conferences Inc. Document # caij-27.