Table 2.

Summary of experimental setup for the 22 and four estimation and validation experiments, respectively, of yield breeding values of plant genetic resources using bridging ‘Elite × PGR’ crosses.

Group	Series	Experiment	Locationa	Yearb	Trialsc	Trial Design	Testd	Block sizee	Entriesf
Estimation	S1	BOH_2015	Böhnhausen	2015–2016	2	α lattice	U	9	611
	S1	GAT_2015	Gatersleben	2015–2016	2	α lattice	U	9	611
	S1	HOH_2015	Hohenheim	2015–2016	2	α lattice	U	9	611
	S1	RNG_2015	Renningen	2015–2016	2	α lattice	U	9	611
	S1	SST_2015	Schackstedt	2015–2016	2	α lattice	U	9	611
	S2	ASD_2016	Asendorf	2016–2017	2	α lattice	U	10	615
	S2	GAT_2016	Gatersleben	2016–2017	2	α lattice	U	10	614
	S2	HOH_2016	Hohenheim	2016–2017	2	α lattice	U	10	614
	S2	RNG_2016	Renningen	2016–2017	2	α lattice	U	10	617
	S2	SST_2016	Schackstedt	2016–2017	2	α lattice	U	10	617
	S3	GAT_2017	Gatersleben	2017–2018	1	α lattice	PR	10	433
	S3	HDM_2017	Hadmersleben	2017–2018	1	α lattice	U	10	500
	S3	HOH_2017	Hohenheim	2017–2018	1	α lattice	U	10	500
	S3	RNG_2017	Renningen	2017–2018	1	α lattice	U	10	500
	S3	SST_2017	Schackstedt	2017–2018	1	α lattice	PR	10	389
	S4	GAT_2018	Gatersleben	2018–2019	1	α lattice	U	12	495
	S4	HDM_2018	Hadmersleben	2018–2019	1	α lattice	U	12	488
	S4	HOH_2018	Hohenheim	2018–2019	1	α lattice	U	12	502
	S4	RNG_2018	Renningen	2018–2019	1	α lattice	U	12	502
	S4	SST_2018	Schackstedt	2018–2019	1	α lattice	U	12	502
	S5	GAT_2019	Gatersleben	2019–2020	1	α lattice	CR	10	510
	S5	SST_2019	Schackstedt	2019–2020	1	α lattice	CR	10	510
Validation	—	GAT_PB_2019	Gatersleben	2019–2020	1	Incomplete block	PR	4–5	95
	—	SST_PB_2019	Schackstedt	2019–2020	1	Incomplete block	PR	4–5	59
	—	GAT_PB_2020	Gatersleben	2020–2021	1	Incomplete block	PR	5	118
	—	SST_PB_2020	Schackstedt	2020–2021	1	Incomplete block	PR	5	108

^aLocations specificities are as follows: Böhnhausen (latitude 51° 51’ 30.95” N, longitude 10° 57’ 44.32” E, 173 m.a.s.l.), Gatersleben (latitude 51° 49’ 19.74” N, longitude 11° 17’ 11.80” E, 111 m.a.s.l.), Hohenheim (latitude 49° 43’ 2.65” N, longitude 9° 11’ 12.70” E, 406 m.a.s.l.), Renningen (latitude 48° 44’ 29.58” N, longitude 8° 55’ 15.35” E, 484 m.a.s.l.), Schackstedt (latitude 51° 43’ 0” N, longitude 11° 37’ 0” E, 122 m.a.s.l.), Asendorf (latitude 52° 44’ 17.93” N, longitude 9° 0’ 24.11” E, 45 m.a.s.l.), Hadmersleben (latitude 51° 59’ 29.79” N, longitude 11° 18’ 12.79” E, 91 m.a.s.l.).

^bSowing - harvest years.

^cNumber of trials per experiment.

^dGenotypes were tested either in an unreplicated (U), partially (>20%) replicated (PR) or completely replicated (CR) fashion.

^eSize of the incomplete blocks (number of plots) used to account and correct for uncontrolled spatial variation. Plot sizes ranged between 6 to 9 m².

^fNumber of entries according to the original field plan.