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Table 3 Phenotypic correlation coefficients between agronomic and root traits in MASARB25 × Pusa Basmati and HKR47 × MAS26-derived populations

From: Genetic variation, linkage mapping of QTL and correlation studies for yield, root, and agronomic traits for aerobic adaptation

   L/B P/P PH PL S/P TN GY DRW DSW FRW FSW RL RN RT RV
MASARB25 × Pusa Basmati 1460 L/B 1               
P/P 0.404* 1              
PH 0.277* 0.461** 1             
PL 0.354** 0.420** 0.397** 1            
S/P 0.202 0.494** 0.265* 0.604** 1           
TN 0.415** 0.975** 0.485** 0.426** 0.476** 1          
GY 0.689** 0.427** 0.297* 0.411** 0.377** 0.442** 1         
DRW 0.301* 0.222 0.235 0.488** 0.241* 0.210 0.330** 1        
DSW 0.063 0.352** 0.125 0.266* 0.310** 0.311** 0.246* 0.648** 1       
FRW 0.306* 0.305* 0.130 0.451** 0.336** 0.297* 0.379** 0.782** 0.612** 1      
FSW 0.152 0.313** 0.090 0.245* 0.335** 0.276* 0.340** 0.651** 0.918** 0.663** 1     
RL 0.146 0.000 -0.078 0.258* 0.245* 0.013 0.235* 0.281* 0.392** 0.397** 0.417** 1    
RN 0.106 0.365** 0.101 0.324** 0.367** 0.337** 0.285* 0.575** 0.867** 0.630** 0.857** 0.602** 1   
RT 0.130 0.335** 0.134 0.337** 0.349** 0.281* 0.278* 0.625** 0.775** 0.544** 0.745** 0.352** 0.770** 1  
RV 0.172 0.279* 0.241* 0.358** 0.295* 0.261* 0.265* 0.575** 0.606** 0.621** 0.586** 0.700** 0.741** 0.587** 1
HKR47 × MAS26 L/B 1               
P/P 0.105 1              
PH 0.044 0.492** 1             
PL 0.259 0.457** 0.431** 1            
S/P 0.212 0.529** 0.422** 0.694** 1           
TN 0.113 0.997** 0.480** 0.460** 0.532** 1          
GY 0.725** 0.294* 0.330* 0.512** 0.476** 0.296* 1         
DRW 0.101 0.468** 0.404** 0.462** 0.557** 0.466** 0.352** 1        
DSW 0.187 0.505** 0.205 0.530** 0.552** 0.507** 0.377** 0.569** 1       
FRW 0.126 0.545** 0.419** 0.514** 0.573** 0.539** 0.346** 0.834** 0.699** 1      
FSW 0.155 0.452** 0.200 0.384** 0.429** 0.453** 0.221 0.494** 0.878** 0.681** 1     
RL 0.239 0.297* -0.059 0.324* 0.355** 0.289 0.317* 0.285* 0.662** 0.353** 0.521** 1    
RN 0.270* 0.697** 0.384** 0.371** 0.417** 0.695** 0.386** 0.449** 0.517** 0.482** 0.419** 0.413** 1   
RT 0.225 0.640** 0.239 0.482** 0.554** 0.628** 0.408** 0.485** 0.718** 0.626** 0.551** 0.475** 0.746** 1  
RV 0.322* 0.636** 0.296* 0.441** 0.468** 0.63** 0.455** 0.442** 0.614** 0.492** 0.531** 0.533** 0.810** 0.728** 1
  1. L/B: Length/breadth ratio, P/P: No. of panicles/plant, PH: Plant height, PL: Panicle length, TN: Tiller number, GY: Grain yield, DRW: Dry root weight, DSW: Dry shoot weight, FRW: Fresh root weight, FSW: Fresh shoot weight, RL: Root length, RN: Root number, RT: Root thickness, RV: Root volume, *Correlation is significant at 0.05 level, **Correlation is significant at 0.01 level.