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Genetic Divergence Among Some Brown Planthopper Resistant Rice Varieties
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1981
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Grain YieldPlant GeneticsPrecision AgricultureGenetic DivergenceBotanyMedicineGeneticsEvolutionary BiologyCrop ProtectionCrop ScienceGenetic VariationCrop ImprovementPublic HealthPopulation GeneticsPlant BreedingClustering Pattern
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.