Indian Journal of Genetics and Plant Breeding (The) · 1981 · 40 citations · 0 references
Life SciencesGeneticsPlant SciencesBreeding For Disease ResistancePlant GeneticsPest Resistance GeneticsPlant Breeding GeneticsResistant Crop VarietiesClusteringDivergenceGeographical Distribution AnalysisPlant Resistance Breeding
Genetic divergence was studied for grain yield and its components in 120 brown planthopper resistant rice varieties using Mahalanobis's D2. The 120 varieties were grouped into 32 clusters. The clustering pattern generally followed the geographical distribution of the varieties.