This report describes the the Carob “soil_samples” group.

This dataset combines 30 standardized individual data sources. It has has 23083 records and 51 variables for 0 crops () in 77 countries (, Angola, Australia, Belgium, Benin, Botswana, Brazil, Burkina Faso, Cameroon, Canada, China, Colombia, Congo, Costa Rica, Côte d’Ivoire, Cuba, Democratic Republic of the Congo, Denmark, Ecuador, Ethiopia, Finland, France, Gabon, Georgia, Germany, Ghana, Greece, Greenland, Guinea, Hungary, India, Indonesia, Ireland, Italy, Jamaica, Japan, Kenya, Madagascar, Malaysia, Mali, Mexico, Mozambique, Namibia, Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman, Pakistan, Peru, Philippines, Poland, Romania, Russia, Rwanda, Samoa, Slovakia, South Africa, Spain, Sri Lanka, Sweden, Syria, Tajikistan, Tanzania, Thailand, Togo, Turkey, Uganda, Ukraine, United Kingdom, United States, Uruguay, Venezuela, Zambia, Zimbabwe).


These are the first 25 records:

records
dataset_id record_id date variable method country adm1 adm2 adm3 adm4 location site longitude latitude geo_from_source elevation depth_top depth_bottom soil_pH soil_pH_KCl soil_pH_CaCl2 soil_sand soil_clay soil_silt soil_texture soil_SOM soil_SOC soil_N soil_K soil_P soil_P_method soil_P_total soil_Ca soil_Mg soil_B soil_Cu soil_Mn soil_Fe soil_S soil_Zn soil_Na soil_Al soil_EC soil_bd soil_CEC soil_ECEC soil_CEC.1 soil_acidity_sat soil_PSI soil_ex_acidity soil_WHC_sat
doi_10.34725_DVN_28457 1 Ethiopia Borena 38.60793 3.734650 TRUE NA NA NA NA NA NA 27.53423 47.81548 18.28473 NA 0.9176488 0.0708199 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 2 Ethiopia Borena 38.60793 3.734650 TRUE NA NA NA NA NA NA 30.86291 47.61387 17.89037 NA 0.8346591 0.0635833 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 3 Ethiopia Borena 38.60760 3.744233 TRUE NA NA NA NA NA NA 32.47930 50.90845 16.76507 NA 0.7059576 0.0536220 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 4 Ethiopia Borena 38.60760 3.744233 TRUE NA NA NA NA NA NA 20.61527 49.09347 15.27562 NA 0.8709291 0.0706469 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 5 Ethiopia Borena 38.60667 3.732550 TRUE NA NA NA NA NA NA 31.11163 49.12159 21.91474 NA 1.0349036 0.0764671 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 6 Ethiopia Borena 38.60667 3.732550 TRUE NA NA NA NA NA NA 16.98335 47.76223 22.57119 NA 1.4480286 0.1173224 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 7 Ethiopia Borena 38.60622 3.735450 TRUE NA NA NA NA NA NA 21.04774 51.87505 22.88281 NA 1.4490346 0.1146363 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 8 Ethiopia Borena 38.60622 3.735450 TRUE NA NA NA NA NA NA 17.95638 53.46042 22.66071 NA 1.5617443 0.1259154 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 9 Ethiopia Borena 38.60630 3.735817 TRUE NA NA NA NA NA NA 13.55256 55.99325 19.75399 NA 1.7133567 0.1415136 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 10 Ethiopia Borena 38.60630 3.735817 TRUE NA NA NA NA NA NA 15.72357 54.13690 19.43540 NA 1.5904403 0.1289715 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 11 Ethiopia Borena 38.60342 3.734000 TRUE NA NA NA NA NA NA 22.33591 45.02773 22.62180 NA 1.1405589 0.0878433 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 12 Ethiopia Borena 38.60342 3.734000 TRUE NA NA NA NA NA NA 19.91055 46.37915 20.72746 NA 1.2040055 0.0935600 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 13 Ethiopia Borena 38.60455 3.734400 TRUE NA NA NA NA NA NA 20.28555 45.81694 24.12027 NA 1.2795661 0.1005493 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 14 Ethiopia Borena 38.60455 3.734400 TRUE NA NA NA NA NA NA 27.48760 42.73053 25.58592 NA 1.1827884 0.0907109 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 15 Ethiopia Borena 38.60252 3.737100 TRUE NA NA NA NA NA NA 16.46442 50.73204 19.26533 NA 1.1931448 0.0980283 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 16 Ethiopia Borena 38.60252 3.737100 TRUE NA NA NA NA NA NA 22.90519 44.64123 27.62518 NA 1.4956830 0.1195413 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 17 Ethiopia Borena 38.60260 3.736950 TRUE NA NA NA NA NA NA 22.02829 52.27413 20.27703 NA 1.0245831 0.0808421 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 18 Ethiopia Borena 38.60260 3.736950 TRUE NA NA NA NA NA NA 19.70918 51.75366 17.03598 NA 0.9986816 0.0797710 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 19 Ethiopia Borena 38.60095 3.737583 TRUE NA NA NA NA NA NA 26.06409 44.76829 27.22235 NA 1.3329228 0.1060994 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 20 Ethiopia Borena 38.60095 3.737583 TRUE NA NA NA NA NA NA 22.40425 50.15829 21.32006 NA 1.2868326 0.1038503 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 21 Ethiopia Borena 38.60945 3.733650 TRUE NA NA NA NA NA NA 35.89821 38.99316 32.83863 NA 1.4405564 0.1123351 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 22 Ethiopia Borena 38.60945 3.733650 TRUE NA NA NA NA NA NA 42.46699 34.52722 30.69875 NA 0.9490404 0.0764673 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 23 Ethiopia Borena 38.61027 3.737250 TRUE NA NA NA NA NA NA 26.38350 44.71473 25.71948 NA 1.3928021 0.1099478 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 24 Ethiopia Borena 38.61027 3.737250 TRUE NA NA NA NA NA NA 25.56787 44.54858 27.86236 NA 1.5176741 0.1203651 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
doi_10.34725_DVN_28457 25 Ethiopia Borena 38.60812 3.734867 TRUE NA NA NA NA NA NA 25.63214 46.50264 21.74122 NA 1.0804541 0.0848013 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA


You can see the contributing datasets here if you use the search term for [soil_samples].


We have 23083 observations, for which we have 9514 unique mapped locations. 1017 records do not have coordinates.


The data are further summarized in the table below

Variable Stats / Values Freqs (% of Valid) Graph Missing
date [character]
1. (Empty string)
2. 2016-01
3. 2018
4. 2019
5. 2020
19541(84.7%)
359(1.6%)
767(3.3%)
1816(7.9%)
600(2.6%)
0 (0.0%)
variable [character]
1. (Empty string)
2. soil_Al
3. soil_B
4. soil_Ca
5. soil_Fe
6. soil_K
7. soil_Mg
8. soil_Mn
9. soil_Na
10. soil_S
[ 3 others ]
23005(99.7%)
8(0.0%)
8(0.0%)
8(0.0%)
8(0.0%)
8(0.0%)
8(0.0%)
8(0.0%)
8(0.0%)
8(0.0%)
6(0.0%)
0 (0.0%)
method [character]
1. (Empty string)
2. Ammonium Acetate
3. Bray;Olsen
4. DTPA+Sorbitol pH 7
5. Mehlich3 (estimated
6. Mehlich3 (estimated
7. Mehlich3 extraction
8. Olsen
9. Potassium Chloride
10. Turbidimetric
23005(99.7%)
4(0.0%)
1(0.0%)
5(0.0%)
45(0.2%)
9(0.0%)
11(0.0%)
1(0.0%)
1(0.0%)
1(0.0%)
0 (0.0%)
country [character]
1. Tanzania
2. Ethiopia
3. India
4. Kenya
5. Rwanda
6. Mexico
7. Madagascar
8. Namibia
9. China
10. Indonesia
[ 67 others ]
6180(26.8%)
3841(16.6%)
3235(14.0%)
2436(10.6%)
686(3.0%)
645(2.8%)
347(1.5%)
283(1.2%)
276(1.2%)
266(1.2%)
4888(21.2%)
0 (0.0%)
adm1 [character]
1. (Empty string)
2. Kilimanjaro
3. Manyara
4. Songwe
5. Arusha
6. Iringa
7. Njombe
8. Ruvuma
9. Amhara
10. Iburengerazuba
[ 51 others ]
16087(69.7%)
720(3.1%)
567(2.5%)
458(2.0%)
438(1.9%)
429(1.9%)
387(1.7%)
294(1.3%)
268(1.2%)
268(1.2%)
3167(13.7%)
0 (0.0%)
adm2 [character]
1. (Empty string)
2. Mbozi
3. MisraqGojjam
4. Ngororero
5. Geita
6. Burera
7. Nyaruguru
8. Kilolo
9. Hai
10. Monduli
[ 133 others ]
16302(70.6%)
317(1.4%)
268(1.2%)
268(1.2%)
236(1.0%)
196(0.8%)
161(0.7%)
156(0.7%)
150(0.6%)
150(0.6%)
4879(21.1%)
0 (0.0%)
adm3 [character]
1. (Empty string)
2. Maposeni
3. Madilu
4. Ntuchi
5. Vitono
6. Laela
7. Chiwezi
8. Ulembwe
9. Isansa
10. Rwinga
[ 422 others ]
19014(82.4%)
116(0.5%)
97(0.4%)
90(0.4%)
71(0.3%)
70(0.3%)
65(0.3%)
64(0.3%)
59(0.3%)
55(0.2%)
3382(14.7%)
0 (0.0%)
adm4 [character]
1. (Empty string)
2. Chiwezi
3. Sepeko
4. Isansa
5. Laela
6. Ntuchi
7. Maposeni
8. Lembeni
9. Kahe
10. Madilu
[ 127 others ]
20775(90.0%)
90(0.4%)
84(0.4%)
82(0.4%)
80(0.3%)
72(0.3%)
70(0.3%)
68(0.3%)
64(0.3%)
62(0.3%)
1636(7.1%)
0 (0.0%)
location [character]
1. (Empty string)
2. Borena
3. Chasimba
4. Muminji
5. KuboSouth
6. Lushoto
7. Thange
8. Gatunga
9. Didy
10. Omusati
[ 1416 others ]
3483(15.1%)
3149(13.6%)
315(1.4%)
311(1.3%)
308(1.3%)
300(1.3%)
292(1.3%)
288(1.2%)
222(1.0%)
212(0.9%)
14203(61.5%)
0 (0.0%)
site [character]
1. (Empty string)
2. Manyara
3. Kilimanjaro
4. Iringa
5. Mbeya
6. Njombe
7. Arusha
8. Rukwa
9. Ruvuma
10. Lunyanywi
[ 230 others ]
21709(94.0%)
75(0.3%)
47(0.2%)
45(0.2%)
45(0.2%)
45(0.2%)
42(0.2%)
30(0.1%)
30(0.1%)
16(0.1%)
999(4.3%)
0 (0.0%)
geo_from_source [logical]
1. FALSE
2. TRUE
182(1.0%)
17505(99.0%)
5396 (23.4%)
elevation [numeric]
Mean (sd) : 1406.4 (356.1)
min ≤ med ≤ max:
600.7 ≤ 1399.6 ≤ 2163.8
IQR (CV) : 461.9 (0.3)
1535 distinct values 18104 (78.4%)
depth_top [integer]
Mean (sd) : 7.9 (9.9)
min ≤ med ≤ max:
0 ≤ 0 ≤ 30
IQR (CV) : 20 (1.3)
0:6489(60.4%)
5:80(0.7%)
20:4065(37.8%)
30:107(1.0%)
12342 (53.5%)
depth_bottom [integer]
Mean (sd) : 32.7 (15.9)
min ≤ med ≤ max:
5 ≤ 20 ≤ 100
IQR (CV) : 30 (0.5)
5:80(0.7%)
20:5823(54.2%)
30:666(6.2%)
50:4065(37.8%)
60:1(0.0%)
100:106(1.0%)
12342 (53.5%)
soil_pH [numeric]
Mean (sd) : 6.4 (1.1)
min ≤ med ≤ max:
2.8 ≤ 6.2 ≤ 10.5
IQR (CV) : 1.5 (0.2)
3737 distinct values 4502 (19.5%)
soil_pH_KCl [numeric]
Mean (sd) : 5.1 (1.3)
min ≤ med ≤ max:
2.3 ≤ 4.8 ≤ 9.8
IQR (CV) : 1.9 (0.3)
75 distinct values 18650 (80.8%)
soil_pH_CaCl2 [numeric]
Mean (sd) : 6.3 (1.6)
min ≤ med ≤ max:
3.1 ≤ 7.4 ≤ 8.1
IQR (CV) : 2.7 (0.3)
32 distinct values 23008 (99.7%)
soil_sand [numeric]
Mean (sd) : 29.5 (24.8)
min ≤ med ≤ max:
-5 ≤ 22 ≤ 107.2
IQR (CV) : 36.1 (0.8)
5494 distinct values 11703 (50.7%)
soil_clay [numeric]
Mean (sd) : 45.6 (23.3)
min ≤ med ≤ max:
0 ≤ 47 ≤ 96.8
IQR (CV) : 37.8 (0.5)
5423 distinct values 11647 (50.5%)
soil_silt [numeric]
Mean (sd) : 25.4 (15.6)
min ≤ med ≤ max:
-2 ≤ 21.6 ≤ 256
IQR (CV) : 18.1 (0.6)
4945 distinct values 13350 (57.8%)
soil_texture [character]
1. (Empty string)
2. clay
3. clay loam
4. loam
5. loamy sand
6. sand
7. sandy clay
8. sandy clay loam
9. sandy loam
21227(92.0%)
1204(5.2%)
244(1.1%)
155(0.7%)
48(0.2%)
2(0.0%)
4(0.0%)
98(0.4%)
101(0.4%)
0 (0.0%)
soil_SOM [numeric]
Mean (sd) : 2.3 (1.2)
min ≤ med ≤ max:
0.2 ≤ 2 ≤ 9.7
IQR (CV) : 1.4 (0.5)
580 distinct values 22440 (97.2%)
soil_SOC [numeric]
Mean (sd) : 2.1 (3.6)
min ≤ med ≤ max:
0 ≤ 1 ≤ 75.9
IQR (CV) : 2.4 (1.7)
7405 distinct values 6092 (26.4%)
soil_N [numeric]
Mean (sd) : 310.1 (456.8)
min ≤ med ≤ max:
0 ≤ 188.2 ≤ 4607.5
IQR (CV) : 373.2 (1.5)
6493 distinct values 7569 (32.8%)
soil_K [numeric]
Mean (sd) : 119.2 (177.8)
min ≤ med ≤ max:
0 ≤ 64.4 ≤ 6650
IQR (CV) : 181.9 (1.5)
6926 distinct values 6697 (29.0%)
soil_P [numeric]
Mean (sd) : 9 (18.6)
min ≤ med ≤ max:
0 ≤ 5 ≤ 638.6
IQR (CV) : 6.5 (2.1)
3815 distinct values 16687 (72.3%)
soil_P_method [character]
1. (Empty string)
2. Bray 1
3. Bray1
4. Olsen
22648(98.1%)
2(0.0%)
343(1.5%)
90(0.4%)
0 (0.0%)
soil_P_total [numeric]
Mean (sd) : 119.6 (252.1)
min ≤ med ≤ max:
0 ≤ 36.7 ≤ 6306.8
IQR (CV) : 91.9 (2.1)
4722 distinct values 16357 (70.9%)
soil_Ca [numeric]
Mean (sd) : 658.9 (1211.6)
min ≤ med ≤ max:
0 ≤ 136.1 ≤ 14678.4
IQR (CV) : 816.3 (1.8)
6555 distinct values 9402 (40.7%)
soil_Mg [numeric]
Mean (sd) : 120.1 (210.6)
min ≤ med ≤ max:
0 ≤ 25 ≤ 3030
IQR (CV) : 156.7 (1.8)
7024 distinct values 9342 (40.5%)
soil_B [numeric]
Mean (sd) : 0.4 (0.7)
min ≤ med ≤ max:
0 ≤ 0.2 ≤ 19.4
IQR (CV) : 0.5 (1.7)
3905 distinct values 12519 (54.2%)
soil_Cu [numeric]
Mean (sd) : 2.2 (1.9)
min ≤ med ≤ max:
0 ≤ 1.8 ≤ 20.6
IQR (CV) : 1.6 (0.8)
883 distinct values 18829 (81.6%)
soil_Mn [numeric]
Mean (sd) : 49.5 (59.4)
min ≤ med ≤ max:
0.1 ≤ 30.7 ≤ 2318
IQR (CV) : 38.4 (1.2)
5550 distinct values 13052 (56.5%)
soil_Fe [numeric]
Mean (sd) : 85.7 (69.6)
min ≤ med ≤ max:
0.6 ≤ 74.7 ≤ 3084
IQR (CV) : 62.9 (0.8)
6669 distinct values 12519 (54.2%)
soil_S [numeric]
Mean (sd) : 17.6 (195.6)
min ≤ med ≤ max:
0 ≤ 8.3 ≤ 15503.8
IQR (CV) : 9.7 (11.1)
4702 distinct values 13272 (57.5%)
soil_Zn [numeric]
Mean (sd) : 1.1 (2.5)
min ≤ med ≤ max:
0 ≤ 0.8 ≤ 62
IQR (CV) : 0.6 (2.2)
3329 distinct values 13893 (60.2%)
soil_Na [numeric]
Mean (sd) : 22.5 (91.3)
min ≤ med ≤ max:
-1.7 ≤ 11.9 ≤ 6820
IQR (CV) : 29.4 (4.1)
5961 distinct values 10108 (43.8%)
soil_Al [numeric]
Mean (sd) : 828 (417)
min ≤ med ≤ max:
0 ≤ 802 ≤ 3320.6
IQR (CV) : 502.3 (0.5)
4276 distinct values 16072 (69.6%)
soil_EC [numeric]
Mean (sd) : 490.2 (1863.9)
min ≤ med ≤ max:
0 ≤ 0.3 ≤ 32056.7
IQR (CV) : 38.7 (3.8)
4418 distinct values 9945 (43.1%)
soil_bd [numeric]
Mean (sd) : 1.2 (0.3)
min ≤ med ≤ max:
0.8 ≤ 1.2 ≤ 7.4
IQR (CV) : 0.2 (0.2)
584 distinct values 22299 (96.6%)
soil_CEC [numeric]
Mean (sd) : 17.5 (16.5)
min ≤ med ≤ max:
0 ≤ 13 ≤ 247
IQR (CV) : 15.9 (0.9)
1961 distinct values 17131 (74.2%)
soil_ECEC [numeric]
Mean (sd) : 15.2 (15.4)
min ≤ med ≤ max:
0 ≤ 9.5 ≤ 75.5
IQR (CV) : 20 (1)
1874 distinct values 21081 (91.3%)
soil_CEC.1 [numeric]
Mean (sd) : 17.5 (16.5)
min ≤ med ≤ max:
0 ≤ 13 ≤ 247
IQR (CV) : 15.9 (0.9)
1961 distinct values 17131 (74.2%)
soil_acidity_sat [numeric]
Mean (sd) : 2.2 (1.4)
min ≤ med ≤ max:
0.1 ≤ 2.1 ≤ 7.1
IQR (CV) : 1.5 (0.6)
74 distinct values 23004 (99.7%)
soil_PSI [numeric]
Mean (sd) : 126.9 (108.7)
min ≤ med ≤ max:
20 ≤ 115.8 ≤ 1160.5
IQR (CV) : 70.4 (0.9)
1093 distinct values 21683 (93.9%)
soil_ex_acidity [numeric]
Mean (sd) : 0.5 (0.6)
min ≤ med ≤ max:
0 ≤ 0.3 ≤ 4.8
IQR (CV) : 0.3 (1.2)
158 distinct values 21562 (93.4%)
soil_WHC_sat [numeric]
Mean (sd) : 51.2 (13.2)
min ≤ med ≤ max:
0 ≤ 49 ≤ 96
IQR (CV) : 16.4 (0.3)
124 distinct values 22601 (97.9%)