Table 4 Site identifier and associated published studies that provide additional information about drainage study plots and analytical methods.

IA_Boone, IA_Hamilton1, IA_Hamilton2, IA_Hamilton3, IA_Story1, IA_Tama²¹

IA_Story2⁴²

IA_Washington⁴³

IN_Randolph^44,45

IN_Tippecanoe^45,46

MN_Clay1, MN_Clay2, MN_Clay3^18,47

MN_Clay1, ND_Richland^20,48

MN_Wilkin1, MN_Wilkin2, MN_Wilkin3⁴⁹

MO_Knox1^50,51

MO_Knox2⁵²

MO_Knox3^53,54

MO_Knox4^55,56

MO_Shelby^57,58

NC_Washington^59,60

ND_Richland1^15,61

OH_Auglaize1, OH_Auglaize2, OH_Crawford, OH_Defiance1, OH_Hardin1, OH_Hardin2, OH_Henry^62,63

OH_Defiance2, OH_Fulton, OH_VanWert^12,64

OH_Delaware^65,66

SD_Clay⁶⁷