This report describes the the Carob “varieties_maize” group.

This dataset combines 82 standardized individual data sources. It has has 108459 records and 80 variables for 2 crops (, maize) in 45 countries (Angola, Bangladesh, Benin, Bolivia, Botswana, Burkina Faso, Cameroon, Chad, Costa Rica, Côte d’Ivoire, Democratic Republic of the Congo, Egypt, Eswatini, Ethiopia, Gabon, Gambia, Ghana, Guatemala, Guinea, India, Indonesia, Kenya, Lesotho, Madagascar, Malawi, Mali, Mexico, Mozambique, Myanmar, Niger, Nigeria, Senegal, Sierra Leone, South Africa, South Sudan, Sri Lanka, Sudan, Tanzania, Thailand, Togo, Uganda, United States, Vietnam, Zambia, Zimbabwe).


These are the first 25 records:

records
trial_id trial_name plot_id block_id season treatment rep crop yield_part yield yield_moisture yield_isfresh seed_weight row_spacing plot_area plot_length plant_spacing plant_density anthesis_days silking_days asi tassling_days plant_height ear_height season_constraint grain_color striga_trial borer_trial striga_infected aspect ear_aspect root_lodging stalk_lodging grain_texture husk grain_N dataset_id record_id on_farm is_survey variety variety_code variety_pedigree variety_type variety_traits female_parent male_parent country adm1 adm2 location site locality longitude latitude geo_uncertainty geo_from_source elevation geo_source planting_date harvest_date fertilizer_used fertilizer_type fertilizer_dap N_fertilizer N_splits P_fertilizer K_fertilizer S_fertilizer lime inoculated inoculant irrigated irrigation_amount herbicide_used herbicide_product herbicide_amount description soil_type soil_N
M8901KB Evt-Esr (White) NA NA first NA maize grain 3526.06 NA NA NA NA NA NA NA NA 58 50.25 NA NA 165.00 97.50 FALSE FALSE FALSE 3.00 2.25 4.25; 10.97% 0.75; 1.93% NA 2.00 NA doi_10.25502_20180713_1512_MA 1 FALSE FALSE ACR 86 TZESR W 1 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8901KB Evt-Esr (White) NA NA first NA maize grain 3097.50 NA NA NA NA NA NA NA NA 60 49.75 NA NA 152.50 82.50 FALSE FALSE FALSE 2.50 2.25 5.75; 14.43% 4.25; 10.79% NA 2.00 NA doi_10.25502_20180713_1512_MA 2 FALSE FALSE ACR 87 POOL16 SR 2 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8901KB Evt-Esr (White) NA NA first NA maize grain 3500.27 NA NA NA NA NA NA NA NA 56 53.00 NA NA 161.25 98.75 FALSE FALSE FALSE 2.75 2.25 3.75; 9.52% 2; 5.01% NA 2.50 NA doi_10.25502_20180713_1512_MA 3 FALSE FALSE ACR (2) 87 DMR-ESRW 3 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8901KB Evt-Esr (White) NA NA first NA maize grain 3445.36 NA NA NA NA NA NA NA NA 55 49.25 NA NA 155.00 85.00 FALSE FALSE FALSE 2.25 2.50 6; 14.65% 3; 7.41% NA 2.25 NA doi_10.25502_20180713_1512_MA 4 FALSE FALSE ACR 8730 SR BC6 4 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8901KB Evt-Esr (White) NA NA first NA maize grain 2907.72 NA NA NA NA NA NA NA NA 61 53.25 NA NA 153.75 87.50 FALSE FALSE FALSE 2.50 1.75 5.25; 12.75% 3.5; 8.48% NA 1.75 NA doi_10.25502_20180713_1512_MA 5 FALSE FALSE BU-ESR W C12 5 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8901KB Evt-Esr (White) NA NA first NA maize grain 3041.39 NA NA NA NA NA NA NA NA NA 50.75 NA NA 156.25 85.00 FALSE FALSE FALSE 2.25 1.50 3.75; 12.68% 2.25; 8.34% NA 2.00 NA doi_10.25502_20180713_1512_MA 6 FALSE FALSE GUSAU 81 POOL-16 6 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8901KB Evt-Esr (White) NA NA first NA maize grain 2630.35 NA NA NA NA NA NA NA NA 56 49.00 NA NA 158.75 77.50 FALSE FALSE FALSE 3.25 2.00 4.5; 12.15% 3.75; 9.73% NA 2.25 NA doi_10.25502_20180713_1512_MA 7 FALSE FALSE LOCAL CHECK 1 7 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8901KB Evt-Esr (White) NA NA first NA maize grain 3148.65 NA NA NA NA NA NA NA NA 63 51.00 NA NA 166.25 90.00 FALSE FALSE FALSE 3.00 2.00 4; 10.72% 0.5; 1.49% NA 2.00 NA doi_10.25502_20180713_1512_MA 8 FALSE FALSE LOCAL CHECK 2 8 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8902KB Evt-E/Isr (Yellow) NA NA first NA maize grain 3938.01 NA NA NA NA NA NA NA NA 50 54.67 NA NA 168.33 88.33 FALSE FALSE FALSE 2.67 2.33 4; 13.43% 3; 9.66% NA 2.67 NA doi_10.25502_20180713_1512_MA 9 FALSE FALSE TZESR Y C3 1 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8902KB Evt-E/Isr (Yellow) NA NA first NA maize grain 4362.69 NA NA NA NA NA NA NA NA 59 52.33 NA NA 155.00 71.67 FALSE FALSE FALSE 2.67 2.67 4; 14.53% 4.33; 13.99% NA 2.67 NA doi_10.25502_20180713_1512_MA 10 FALSE FALSE POOL16 SR SG Y 2 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8902KB Evt-E/Isr (Yellow) NA NA first NA maize grain 4620.75 NA NA NA NA NA NA NA NA 58 52.00 NA NA 181.67 103.33 FALSE FALSE FALSE 2.67 2.33 3; 10.25% 1.67; 5.6% NA 2.67 NA doi_10.25502_20180713_1512_MA 11 FALSE FALSE DMR-ESRY 3 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8902KB Evt-E/Isr (Yellow) NA NA first NA maize grain 3308.79 NA NA NA NA NA NA NA NA 56 54.67 NA NA 146.67 65.00 FALSE FALSE FALSE 2.67 1.67 2; 5.71% 1.67; 8.21% NA 1.67 NA doi_10.25502_20180713_1512_MA 12 FALSE FALSE BU-ESR W SG Y 4 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8902KB Evt-E/Isr (Yellow) NA NA first NA maize grain 4701.03 NA NA NA NA NA NA NA NA 60 55.67 NA NA 175.00 83.33 FALSE FALSE FALSE 2.33 2.00 3.67; 9.08% 3.67; 9.5% NA 2.00 NA doi_10.25502_20180713_1512_MA 13 FALSE FALSE TZUT SR Y C3 5 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8902KB Evt-E/Isr (Yellow) NA NA first NA maize grain 3599.85 NA NA NA NA NA NA NA NA NA 55.33 NA NA 158.33 76.67 FALSE FALSE FALSE 3.00 2.67 3; 16.49% NA 2.00 NA doi_10.25502_20180713_1512_MA 14 FALSE FALSE EV 8766 SR 6 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8902KB Evt-E/Isr (Yellow) NA NA first NA maize grain 3782.03 NA NA NA NA NA NA NA NA NA 53.33 NA NA 180.00 90.00 FALSE FALSE FALSE 3.00 2.33 2.67; 8.12% 4.67; 14.39% NA 2.00 NA doi_10.25502_20180713_1512_MA 15 FALSE FALSE ACR 8731 SR BC6 7 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8902KB Evt-E/Isr (Yellow) NA NA first NA maize grain 2965.15 NA NA NA NA NA NA NA NA NA 49.67 NA NA 150.00 76.67 FALSE FALSE FALSE 2.67 2.00 2.33; 10.07% 7; 24.86% NA 2.33 NA doi_10.25502_20180713_1512_MA 16 FALSE FALSE LOCAL CHECK 1 8 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
M8902KB Evt-E/Isr (Yellow) NA NA first NA maize grain 2717.06 NA NA NA NA NA NA NA NA NA 52.33 NA NA 141.67 61.67 FALSE FALSE FALSE 2.67 2.67 4.67; 15.4% 2; 9.52% NA 2.67 NA doi_10.25502_20180713_1512_MA 17 FALSE FALSE LOCAL CHECK 2 9 Burkina Faso Kamboinse -1.55 12.5 NA TRUE NA 1989 NA NA NA NA NA NA NA NA NA NA NA NA NA
K9001FA International Hybrid Maize Trial (White) NA NA first NA maize grain 4291.59 NA NA NA NA NA NA NA NA 82 65.50 NA NA 207.00 96.75 FALSE FALSE FALSE NA NA 1.25; 2.84% 1; 2.45% NA 4.25 NA doi_10.25502_20180713_1512_MA 18 FALSE FALSE 8321-18 1 Burkina Faso Farako Ba -4.33 11.1 NA TRUE NA 1990 NA NA NA NA NA NA NA NA NA NA NA NA NA
K9001FA International Hybrid Maize Trial (White) NA NA first NA maize grain 3394.48 NA NA NA NA NA NA NA NA 83 66.25 NA NA 191.75 89.75 FALSE FALSE FALSE NA NA 0.25; 0.58% 2.25; 5.47% NA 11.00 NA doi_10.25502_20180713_1512_MA 19 FALSE FALSE 8321-21 2 Burkina Faso Farako Ba -4.33 11.1 NA TRUE NA 1990 NA NA NA NA NA NA NA NA NA NA NA NA NA
K9001FA International Hybrid Maize Trial (White) NA NA first NA maize grain 3539.95 NA NA NA NA NA NA NA NA NA 66.00 NA NA 192.00 91.25 FALSE FALSE FALSE NA NA 1.75; 3.98% 0.75; 1.69% NA 5.50 NA doi_10.25502_20180713_1512_MA 20 FALSE FALSE 8428-19 3 Burkina Faso Farako Ba -4.33 11.1 NA TRUE NA 1990 NA NA NA NA NA NA NA NA NA NA NA NA NA
K9001FA International Hybrid Maize Trial (White) NA NA first NA maize grain 3564.20 NA NA NA NA NA NA NA NA NA 67.50 NA NA 213.50 103.75 FALSE FALSE FALSE NA NA 2; 4.66% 1.5; 3.45% NA 12.50 NA doi_10.25502_20180713_1512_MA 21 FALSE FALSE 8516-12 4 Burkina Faso Farako Ba -4.33 11.1 NA TRUE NA 1990 NA NA NA NA NA NA NA NA NA NA NA NA NA
K9001FA International Hybrid Maize Trial (White) NA NA first NA maize grain 4097.62 NA NA NA NA NA NA NA NA NA 66.00 NA NA 184.00 95.50 FALSE FALSE FALSE NA NA 0.5; 1.43% 2; 5.49% NA 8.00 NA doi_10.25502_20180713_1512_MA 22 FALSE FALSE 8505-5 5 Burkina Faso Farako Ba -4.33 11.1 NA TRUE NA 1990 NA NA NA NA NA NA NA NA NA NA NA NA NA
K9001FA International Hybrid Maize Trial (White) NA NA first NA maize grain 3903.65 NA NA NA NA NA NA NA NA NA 67.25 NA NA 182.75 81.50 FALSE FALSE FALSE NA NA 0.75; 1.68% NA 2.75 NA doi_10.25502_20180713_1512_MA 23 FALSE FALSE 8705-4 6 Burkina Faso Farako Ba -4.33 11.1 NA TRUE NA 1990 NA NA NA NA NA NA NA NA NA NA NA NA NA
K9001FA International Hybrid Maize Trial (White) NA NA first NA maize grain 3418.72 NA NA NA NA NA NA NA NA NA 66.50 NA NA 192.50 92.00 FALSE FALSE FALSE NA NA 0.5; 1.11% 5.25; 13.72% NA 7.50 NA doi_10.25502_20180713_1512_MA 24 FALSE FALSE 8705-6 7 Burkina Faso Farako Ba -4.33 11.1 NA TRUE NA 1990 NA NA NA NA NA NA NA NA NA NA NA NA NA
K9001FA International Hybrid Maize Trial (White) NA NA first NA maize grain 3709.68 NA NA NA NA NA NA NA NA 70 67.00 NA NA 202.25 103.50 FALSE FALSE FALSE NA NA 1.25; 2.94% 4.5; 10.43% NA 5.50 NA doi_10.25502_20180713_1512_MA 25 FALSE FALSE IKENNE 83 TZSR W-1 8 Burkina Faso Farako Ba -4.33 11.1 NA TRUE NA 1990 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 [varieties_maize].


We have 108459 observations, for which we have 595 unique mapped locations. 1989 records do not have coordinates.


The data are further summarized in the table below

Variable Stats / Values Freqs (% of Valid) Graph Missing
trial_name [character]
1. (Empty string)
2. Hybrid Maize Trial (
3. Evt-Isr (White)
4. Hybrid Maize Trial (
5. International Hybrid
6. Evt-Lsr (Yellow)
7. Evt-Lsr-Y (Late-Matu
8. International Hybrid
9. INTERNATIONAL MAIZE
10. Three-way cross DT W
[ 181 others ]
58063(53.5%)
5570(5.1%)
3099(2.9%)
2760(2.5%)
2180(2.0%)
2038(1.9%)
1960(1.8%)
1634(1.5%)
1571(1.4%)
1512(1.4%)
28072(25.9%)
 0 (0.0%)
plot_id [integer]
Mean (sd) : 2353.6 (2328.6)
min ≤ med ≤ max:
1 ≤ 1847 ≤ 6708
IQR (CV) : 4399.5 (1)
 2164 distinct values 104708 (96.5%)
block_id [integer]
Mean (sd) : 4.5 (2.3)
min ≤ med ≤ max:
1 ≤ 4.5 ≤ 8
IQR (CV) : 3.5 (0.5)
1:148(12.5%)
2:148(12.5%)
3:148(12.5%)
4:148(12.5%)
5:148(12.5%)
6:148(12.5%)
7:148(12.5%)
8:148(12.5%)
 107275 (98.9%)
season [character]
1. (Empty string)
2. dry season
3. first
4. minor
5. rainy season
6. second
54095(49.9%)
1176(1.1%)
50082(46.2%)
440(0.4%)
2352(2.2%)
314(0.3%)
 0 (0.0%)
treatment [character]
1. (Empty string)
2. Optimal
3. Drought
4. Low N
5. high_N
6. Low pH
7. drought_stress
8. Well Water
9. low_N
10. Drought Stress
[ 3 others ]
72984(67.3%)
17683(16.3%)
3242(3.0%)
2787(2.6%)
2560(2.4%)
2018(1.9%)
1536(1.4%)
1440(1.3%)
1024(0.9%)
960(0.9%)
2225(2.1%)
 0 (0.0%)
rep [integer]
Mean (sd) : 1.6 (0.7)
min ≤ med ≤ max:
1 ≤ 2 ≤ 4
IQR (CV) : 1 (0.4)
1:13450(45.7%)
2:13435(45.7%)
3:1935(6.6%)
4:604(2.1%)
 79035 (72.9%)
crop [character]
1. (Empty string)
2. maize
451(0.4%)
108008(99.6%)
 0 (0.0%)
yield_part [character] 1. grain
108459(100.0%)
 0 (0.0%)
yield [numeric]
Mean (sd) : 3398 (2481.5)
min ≤ med ≤ max:
0 ≤ 3011.9 ≤ 29602
IQR (CV) : 3481 (0.7)
 60481 distinct values 893 (0.8%)
yield_moisture [numeric]
Mean (sd) : 14.7 (5.4)
min ≤ med ≤ max:
-2.1 ≤ 13.8 ≤ 142
IQR (CV) : 6.4 (0.4)
 3263 distinct values 71120 (65.6%)
yield_isfresh [logical]
All NA's
 108459 (100.0%)
seed_weight [numeric]
Mean (sd) : 295.9 (37.3)
min ≤ med ≤ max:
202.6 ≤ 299.1 ≤ 376
IQR (CV) : 53.4 (0.1)
 128 distinct values 108327 (99.9%)
row_spacing [integer]
Min : 40
Mean : 63
Max : 75
40:440(34.4%)
75:840(65.6%)
 107179 (98.8%)
plot_area [numeric]
Mean (sd) : 7.2 (0.8)
min ≤ med ≤ max:
6.4 ≤ 7.5 ≤ 8.3
IQR (CV) : 1.5 (0.1)
 7 distinct values 108303 (99.9%)
plot_length [integer] 1 distinct value
4:440(100.0%)
 108019 (99.6%)
plant_spacing [integer]
Min : 40
Mean : 52
Max : 75
40:840(65.6%)
75:440(34.4%)
 107179 (98.8%)
plant_density [numeric]
Mean (sd) : 247187.3 (132812.3)
min ≤ med ≤ max:
0 ≤ 215000 ≤ 2017000
IQR (CV) : 197000 (0.5)
 2440 distinct values 73704 (68.0%)
anthesis_days [numeric]
Mean (sd) : 63 (13)
min ≤ med ≤ max:
11 ≤ 60 ≤ 139
IQR (CV) : 15 (0.2)
 811 distinct values 27266 (25.1%)
silking_days [numeric]
Mean (sd) : 65.8 (58.7)
min ≤ med ≤ max:
18.8 ≤ 61 ≤ 4648
IQR (CV) : 13.6 (0.9)
 3071 distinct values 12807 (11.8%)
asi [numeric]
Mean (sd) : 2.8 (5.5)
min ≤ med ≤ max:
-25 ≤ 2 ≤ 248.3
IQR (CV) : 2.4 (2)
 964 distinct values 24810 (22.9%)
tassling_days [numeric]
Mean (sd) : 53.1 (4.6)
min ≤ med ≤ max:
40 ≤ 53 ≤ 77
IQR (CV) : 5.7 (0.1)
 111 distinct values 104088 (96.0%)
plant_height [numeric]
Mean (sd) : 170.6 (43.4)
min ≤ med ≤ max:
0 ≤ 172.3 ≤ 366.2
IQR (CV) : 51.8 (0.3)
 3842 distinct values 31069 (28.6%)
ear_height [numeric]
Mean (sd) : 82.7 (26.1)
min ≤ med ≤ max:
-2 ≤ 82.5 ≤ 358
IQR (CV) : 34 (0.3)
 3011 distinct values 34480 (31.8%)
season_constraint [character]
1. (Empty string)
2. drought
107283(98.9%)
1176(1.1%)
 0 (0.0%)
grain_color [character]
1. (Empty string)
2. White
3. Yellow
107562(99.2%)
582(0.5%)
315(0.3%)
 0 (0.0%)
striga_trial [logical]
1. FALSE
2. TRUE
66142(85.0%)
11682(15.0%)
 30635 (28.2%)
borer_trial [logical]
1. FALSE
2. TRUE
77203(99.2%)
621(0.8%)
 30635 (28.2%)
striga_infected [logical]
1. FALSE
2. TRUE
72243(92.8%)
5581(7.2%)
 30635 (28.2%)
aspect [numeric]
Mean (sd) : 3.1 (1.4)
min ≤ med ≤ max:
0 ≤ 3 ≤ 52
IQR (CV) : 1.3 (0.5)
 713 distinct values 47837 (44.1%)
ear_aspect [numeric]
Mean (sd) : 3.3 (1.5)
min ≤ med ≤ max:
0 ≤ 3 ≤ 78
IQR (CV) : 1.7 (0.5)
 715 distinct values 40727 (37.6%)
root_lodging [character]
1. (Empty string)
2. 0%
3. 0
4. 1
5. 2
6. 1.3
7. 3
8. 0.3
9. 4
10. 1.5
[ 2349 others ]
52158(48.1%)
10327(9.5%)
7001(6.5%)
4359(4.0%)
2089(1.9%)
1565(1.4%)
1392(1.3%)
1198(1.1%)
881(0.8%)
879(0.8%)
26610(24.5%)
 0 (0.0%)
stalk_lodging [character]
1. (Empty string)
2. 0%
3. 1
4. 0
5. 2
6. 1.3
7. 0.3
8. 3
9. 1.5
10. 0.5
[ 2399 others ]
48549(44.8%)
8286(7.6%)
5193(4.8%)
4661(4.3%)
2536(2.3%)
2017(1.9%)
1539(1.4%)
1519(1.4%)
1188(1.1%)
1078(1.0%)
31893(29.4%)
 0 (0.0%)
grain_texture [numeric]
Mean (sd) : 2.5 (1)
min ≤ med ≤ max:
1 ≤ 2.1 ≤ 5.3
IQR (CV) : 1 (0.4)
 20 distinct values 108317 (99.9%)
husk [numeric]
Mean (sd) : 3.2 (6.5)
min ≤ med ≤ max:
-0.8 ≤ 2.3 ≤ 700
IQR (CV) : 1.3 (2)
 763 distinct values 45097 (41.6%)
grain_N [numeric]
Mean (sd) : 4.3 (1.2)
min ≤ med ≤ max:
2 ≤ 4.5 ≤ 6.2
IQR (CV) : 1.5 (0.3)
 14 distinct values 108429 (100.0%)
on_farm [logical]
1. FALSE
2. TRUE
51880(50.2%)
51419(49.8%)
 5160 (4.8%)
is_survey [logical] 1. FALSE
108459(100.0%)
 0 (0.0%)
variety [character]
1. (Empty string)
2. Check
3. CHECK 1
4. CHECK 2
5. Local Check
6. LOCAL CHECK 1
7. LOCAL CHECK 2
8. Oba Super I
9. Oba Super-II
10. Oba Super 2
[ 4465 others ]
33695(31.1%)
909(0.8%)
575(0.5%)
575(0.5%)
509(0.5%)
338(0.3%)
338(0.3%)
331(0.3%)
257(0.2%)
196(0.2%)
70736(65.2%)
 0 (0.0%)
variety_code [character]
1. (Empty string)
2. 1
3. 2
4. 3
5. 5
6. 6
7. 4
8. 7
9. 8
10. 9
[ 1504 others ]
43566(40.2%)
3518(3.2%)
3166(2.9%)
3116(2.9%)
3114(2.9%)
3112(2.9%)
3110(2.9%)
3105(2.9%)
3006(2.8%)
2820(2.6%)
36826(34.0%)
 0 (0.0%)
variety_pedigree [character]
1. (Empty string)
2. AS823
3. CHLHW02515
4. CHLHW09035
5. CHLHW09045
6. CVA-702
7. GLADIADOR
8. HIBRIDO 2010
9. P1684W
10. PRECOZ-01
[ 325 others ]
104189(96.1%)
74(0.1%)
74(0.1%)
74(0.1%)
74(0.1%)
74(0.1%)
74(0.1%)
74(0.1%)
74(0.1%)
74(0.1%)
3604(3.3%)
 0 (0.0%)
variety_type [character]
1. (Empty string)
2. CIMMYT MasAgro
3. hybrid
4. Multinational
5. OPV
6. Private national
7. Public
81492(75.1%)
341(0.3%)
15998(14.8%)
83(0.1%)
10085(9.3%)
332(0.3%)
128(0.1%)
 0 (0.0%)
variety_traits [character]
1. (Empty string)
2. early-intermediate
3. intermediate-late
82376(76.0%)
13535(12.5%)
12548(11.6%)
 0 (0.0%)
female_parent [character]
1. (Empty string)
2. LH132
3. LH195
4. LH150
5. LH210
6. NC368
7. LH51
8. PB80
9. PHZ51
10. KO679Y
[ 7 others ]
106116(97.8%)
279(0.3%)
279(0.3%)
275(0.3%)
265(0.2%)
264(0.2%)
244(0.2%)
104(0.1%)
103(0.1%)
89(0.1%)
441(0.4%)
 0 (0.0%)
male_parent [character]
1. (Empty string)
2. GT1204
3. GT1214
4. GT1203
5. GT1216
6. GT1327
7. GT1307
8. GT1208
9. GT1328
10. GT1309
[ 9 others ]
106116(97.8%)
172(0.2%)
171(0.2%)
168(0.2%)
168(0.2%)
157(0.1%)
152(0.1%)
144(0.1%)
141(0.1%)
136(0.1%)
934(0.9%)
 0 (0.0%)
country [character]
1. Nigeria
2. Mexico
3. Zimbabwe
4. Ghana
5. Tanzania
6. Benin
7. Zambia
8. Malawi
9. United States
10. Mozambique
[ 35 others ]
48064(44.3%)
8924(8.2%)
7043(6.5%)
6577(6.1%)
3913(3.6%)
3497(3.2%)
3345(3.1%)
3185(2.9%)
2471(2.3%)
2241(2.1%)
19199(17.7%)
 0 (0.0%)
adm1 [character]
1. (Empty string)
2. Mexico
3. Kano
4. Ogun
5. Tequisate
6. Santa Cruz
7. Hidalgo
8. Jalisco
9. Veracrúz
10. Veracruz
[ 11 others ]
100018(92.2%)
6313(5.8%)
1132(1.0%)
432(0.4%)
116(0.1%)
88(0.1%)
57(0.1%)
57(0.1%)
44(0.0%)
42(0.0%)
160(0.1%)
 0 (0.0%)
adm2 [character]
1. (Empty string)
2. Garum Mallam
3. Ikenne
4. Texcoco
100850(93.0%)
864(0.8%)
432(0.4%)
6313(5.8%)
 0 (0.0%)
location [character]
1. Ikenne
2. Mokwa
3. El Batán
4. Bagauda
5. (Empty string)
6. Zaria
7. Saminaka
8. Abuja
9. Kadawa
10. Ile-Ife
[ 516 others ]
12761(11.8%)
7581(7.0%)
6337(5.8%)
4194(3.9%)
3885(3.6%)
3509(3.2%)
2115(2.0%)
2101(1.9%)
1793(1.7%)
1682(1.6%)
62501(57.6%)
 0 (0.0%)
site [character]
1. (Empty string)
2. Cimmyt
3. Crop Research Instit
4. University of Ghana,
101706(93.8%)
6313(5.8%)
220(0.2%)
220(0.2%)
 0 (0.0%)
locality [character]
1. (Empty string)
2. Highlands
3. Subtropic
4. Tropic
107562(99.2%)
253(0.2%)
357(0.3%)
287(0.3%)
 0 (0.0%)
geo_uncertainty [integer]
Mean (sd) : 18064.8 (12574.4)
min ≤ med ≤ max:
5586 ≤ 15076 ≤ 63582
IQR (CV) : 8511 (0.7)
 16 distinct values 107915 (99.5%)
geo_from_source [logical]
1. FALSE
2. TRUE
28416(26.2%)
79971(73.8%)
 72 (0.1%)
elevation [numeric]
Mean (sd) : 1126.8 (712.3)
min ≤ med ≤ max:
0 ≤ 1178 ≤ 2629
IQR (CV) : 1047 (0.6)
 175 distinct values 62261 (57.4%)
geo_source [character]
1. (Empty string)
2. GADM 4.1, adm2
3. Google Maps
107275(98.9%)
544(0.5%)
640(0.6%)
 0 (0.0%)
planting_date [character]
1. 2016
2. (Empty string)
3. 2014
4. 2013
5. 2011
6. 2015
7. 2010
8. 2012
9. 2008
10. 2009
[ 433 others ]
8843(8.2%)
7612(7.0%)
6853(6.3%)
6625(6.1%)
4396(4.1%)
3783(3.5%)
3734(3.4%)
3241(3.0%)
2866(2.6%)
2614(2.4%)
57892(53.4%)
 0 (0.0%)
harvest_date [character]
1. (Empty string)
2. 2001
3. 2004
4. 2003
5. 2005
6. 2015
7. 2007
8. 2006
9. 2014
10. 2016
[ 63 others ]
68643(63.3%)
6067(5.6%)
5577(5.1%)
4670(4.3%)
3400(3.1%)
3072(2.8%)
2862(2.6%)
2276(2.1%)
2048(1.9%)
1176(1.1%)
8668(8.0%)
 0 (0.0%)
fertilizer_used [logical] 1. TRUE
1872(100.0%)
 106587 (98.3%)
fertilizer_type [character]
1. (Empty string)
2. NPK
3. NPK; urea
4. NPK;urea
5. urea;KCl;TSP
97835(90.2%)
784(0.7%)
840(0.8%)
8560(7.9%)
440(0.4%)
 0 (0.0%)
fertilizer_dap [character]
1. (Empty string)
2. 0;21
3. 14;28
4. 25
104931(96.7%)
1176(1.1%)
1568(1.4%)
784(0.7%)
 0 (0.0%)
N_fertilizer [integer]
Mean (sd) : 81.5 (35.1)
min ≤ med ≤ max:
30 ≤ 90 ≤ 120
IQR (CV) : 90 (0.4)
30:3784(28.9%)
90:5456(41.7%)
120:3856(29.4%)
 95363 (87.9%)
N_splits [integer] 1 distinct value
2:2312(100.0%)
 106147 (97.9%)
P_fertilizer [numeric]
Mean (sd) : 51.3 (13.7)
min ≤ med ≤ max:
27.6 ≤ 60 ≤ 60
IQR (CV) : 30 (0.3)
 3 distinct values 95363 (87.9%)
K_fertilizer [integer]
Mean (sd) : 51.5 (13.3)
min ≤ med ≤ max:
30 ≤ 60 ≤ 60
IQR (CV) : 30 (0.3)
30:3344(25.5%)
36:440(3.4%)
60:9312(71.1%)
 95363 (87.9%)
S_fertilizer [logical]
All NA's
 108459 (100.0%)
lime [logical]
All NA's
 108459 (100.0%)
inoculated [logical]
1. FALSE
2. TRUE
936(50.0%)
936(50.0%)
 106587 (98.3%)
inoculant [character]
1. (Empty string)
2. Exserohilum turcicum
107523(99.1%)
936(0.9%)
 0 (0.0%)
irrigated [logical]
1. FALSE
2. TRUE
45981(97.5%)
1176(2.5%)
 61302 (56.5%)
irrigation_amount [integer] 1 distinct value
68:1176(100.0%)
 107283 (98.9%)
herbicide_used [logical]
1. FALSE
2. TRUE
2560(29.6%)
6088(70.4%)
 99811 (92.0%)
herbicide_product [character]
1. (Empty string)
2. atrazine
3. atrazine;paraquat di
4. primextra;paraquat d
102371(94.4%)
784(0.7%)
2744(2.5%)
2560(2.4%)
 0 (0.0%)
herbicide_amount [integer]
Min : 0
Mean : 2.5
Max : 5
0:2560(50.0%)
5:2560(50.0%)
 103339 (95.3%)
description [character]
1. (Empty string)
2. B SEASON
3. A SEASON
4. LOW NITROGEN
5. LN (75x20)
6. HIGH NITROGEN
7. LN (75x25)
8. HIGH NITROGEN (75x20
9. HN (75x25)
10. Angaradebou, Bagou,
[ 29 others ]
107241(98.9%)
186(0.2%)
175(0.2%)
108(0.1%)
84(0.1%)
68(0.1%)
46(0.0%)
30(0.0%)
28(0.0%)
25(0.0%)
468(0.4%)
 0 (0.0%)
soil_type [character]
1. (Empty string)
2. alfisols
107675(99.3%)
784(0.7%)
 0 (0.0%)
soil_N [integer]
Min : 600
Mean : 850
Max : 1100
600:220(50.0%)
1100:220(50.0%)
 108019 (99.6%)