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Table 1 Overview of individual rice breeder characteristics

From: Global survey of rice breeders to investigate characteristics and willingness to adopt alternative breeding methods

  Level All  
Personal characteristics
Age (years) (189 obs.), mean (sd)   45.16 (9.52)
Gender (189 obs.), n (%) Male 148 (78%)
Female 41 (22%)
Degree (187 obs.), n (%) Bachelor’s degree 8 (4%)
Master’s degree 67 (36%)
Ph.D. 112 (60%)
Experience
Awareness RGA (189 obs.), n (%)   163 (86%)
Awareness of benefits RGA (189 obs.), n (%)   158 (84%)
Experience breeding (years) (189 obs.), mean (sd)   16.86 (10.02)
Observation RGA (189 obs.), n (%)   112 (59%)
Location of observation of RGA (91 obs.), n Observed RGA at IARC 64  
Observed RGA at NARES 36  
Observed RGA at private institute 4  
Perception towards RGA
Percentage reduction in labour estimated from RGA (%) (167 obs.), mean (sd)   43.16 (18.58)
Percentage reduction in land estimated from RGA (%) (171 obs.), mean (sd)   55.62 (21.09)
Reduction time estimated from RGA (years) (114 obs.), mean (sd)   2.39 (1.13)
Certainty of benefits RGA (185 obs.), median [IQR] 1—not certain, 7—very certain 5.00 [4.00, 6.00]
Credibility benefits RGA (185 obs.), median [IQR] 1—not credible, 7—very credible 6.00 [5.00, 7.00]
Feasibility RGA method (184 obs.), median [IQR] 1—not feasible, 7—very feasible 5.00 [5.00, 7.00]
Operating style
Cost minimiser (189 obs.), n (%)   134 (71%)
Labour minimiser (189 obs.), n (%)   144 (76%)
Actively looking for improvements (189 obs.), n (%)   188 (99%)
Risk attitude (189 obs.), median [IQR] 1—avoid risk, 7—like taking risks 5.00 [4.00, 6.00]
Time preference (breeding cycle as obstacle) (189 obs.), median [IQR] 1—not an obstacle, 7—severe obstacle 5.00 [3.00, 6.00]
Breeding mentality
Time needed for fixed lines (crossing) (number of generations) (182 obs.), mean (sd)   7.07 (1.79)
Time needed for fixed lines (trials) (number of generations) (183 obs.), mean (sd)   6.34 (1.07)
Time needed before AYT testing (years) (183 obs.), mean (sd)   2.49 (1.07)
  1. Sample size is 189 observations
  2. IQR interquartile range, AYT advanced-stage yield trial
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