TABLE 1.
Locations and number of samples (N) used in the present study
| Country | Location | Geographic coordinates | N |
|---|---|---|---|
| UK | Broom's Barn (BB) | 52.260681, 0.56843 | 10 |
| UK | Hereford (H) | 52.124201, −2.638156 | 10 |
| UK | Kirton (K) | 52.924454, −0.052153 | 10 |
| UK | Newcastle (N) | 55.213254, −1.685083 | 10 |
| UK | Preston (P) | 53.854383, −2.76699 | 10 |
| UK | Rothamsted (RT) | 51.806997, −0.360091 | 10 |
| UK | Silwood Park (SP) | 51.40941, −0.643357 | 10 |
| UK | Starcross (SX) | 50.629596, −3.45463 | 10 |
| UK | Wellesbourne (We) | 52.205975, −1.605017 | 10 |
| UK | Writtle (Wr) | 51.733599, 0.429233 | 10 |
| UK | Wye (W) | 51.185507, 0.944941 | 10 |
| UK | York (Y) | 54.014616, −0.97320532 | 10 |
| China | Kunming (KM) | 24.8855, 102.8215 | 10 |
| China | Mianyang (MY) | 31.5347, 104.5676 | 10 |
| China | Wuhan (WH) | 30.5820, 114.0292 | 10 |
| China | Qingdao (QD) | 36.3074, 120.3963 | 10 |
| China | Tai'an (TA) | 36.1920, 117.1353 | 10 |
| China | Pingliang (PL) | 35.5426, 106.6748 | 10 |
| China | Yinchuan (YC) | 38.4731, 106.2428 | 10 |
| China | Langfang (LF) | 39.5031, 116.6857 | 10 |
| China | Taigu (TG) | 37.4212, 112.5513 | 10 |
| China | Suzhou (SZ) | 31.3023, 120.6313 | 10 |