## [1] "sample_name" "location" "treatment"
## [4] "depth" "replication" "bdepth"
## [7] "nhorizon" "blk" "horizon"
## [10] "thorizon" "rlanduse" "landuse"
## [13] "elevation" "clay" "temp"
## [16] "precip" "prec" "ag"
## [19] "tillage" "nh4" "no3"
## [22] "t_np" "t_nm" "to_cp"
## [25] "to_cg" "ca" "cu"
## [28] "mg" "mn" "na"
## [31] "p" "p_h" "carbonate"
## [34] "k" "zn" "fe"
## [37] "cec" "gwc" "odad"
## [40] "bd" "ac" "x20wsa2000"
## [43] "x20wsa250" "x20wsa53" "x20wsa20"
## [46] "x20mwd" "x5wsa2000" "x5wsa250"
## [49] "x5wsa53" "x5wsa20" "x5mwd"
## [52] "nagg" "respiration" "mb"
## [55] "gramp" "gramn" "actin"
## [58] "amf" "fungi" "fb"
## [61] "glucosidase" "glucosaminidase" "acidphosphotase"
## [64] "alkphosphatase" "arylsulfatase" "phosphodiesterase"
## [67] "protein" "socstock" "tnstock"
## [70] "pgrmp" "pgrmn" "pactin"
## [73] "pamf" "pfungi"
## [1] "t_np" "to_cp" "p"
## [4] "p_h" "cec" "bd"
## [7] "ac" "x20mwd" "respiration"
## [10] "mb" "gramp" "gramn"
## [13] "actin" "amf" "fungi"
## [16] "fb" "glucosidase" "glucosaminidase"
## [19] "acidphosphotase" "alkphosphatase" "arylsulfatase"
## [22] "phosphodiesterase" "protein" "pgrmp"
## [25] "pgrmn" "pactin" "pamf"
## [28] "pfungi"
##N-acetyl-β-D-glucosaminidase
## location treatment sum
## 1 Hays AG 9.605797
## 8 Hays EA 13.934172
## 15 Hays NP 14.907049
## 21 Manhattan AG 15.655787
## 28 Manhattan EA 14.194287
## 35 Manhattan NP 16.675074
## 42 Tribune AG 10.723844
## 48 Tribune EA 11.075330
## 61 Tribune NP 12.955694
## location treatment sum
## 1 Hays AG 80.33702
## 8 Hays EA 98.93570
## 15 Hays NP 134.47705
## 21 Manhattan AG 148.80752
## 28 Manhattan EA 149.22606
## 35 Manhattan NP 185.81541
## 42 Tribune AG 103.66324
## 48 Tribune EA 111.08303
## 61 Tribune NP 139.13003