TABLE 1.
Soil sample* | Latitude and longitude | Cultivation history | Annual average rainfall** | pH | Al3+ | Ca2+ | Mg2+ | P | K+ | C |
mm | cmolc dm–3 | mg L–1 | % | |||||||
MW_MT-I | 15°14′05.8″S 53°58′51.1″W | Soybean, corn and sorghum | 1,794 | 6.45 | 0.00 | 3.50 | 1.56 | 104.37 | 136.98 | 1.35 |
MW_MT-II | 15°13′37.9″S 53°58′48.1″W | Mung bean, soybean, cowpea and corn | 1,794 | 5.55 | 0.00 | 2.95 | 0.92 | 115.33 | 270.40 | 1.40 |
MW_MT-III | 15°23′33.5″S 54°26’46.7”W | Mung bean, soybean, cowpea and corn | 1,794 | 4.30 | 0.34 | 2.88 | 0.77 | 214.78 | 190.34 | 1.85 |
SE_MG-I | 20°24′07.57″S 42°49′05.08″W | Mung bean | 1,269 | 4.61 | 0.33 | 1.24 | 0.36 | 74.47 | 149.39 | 0.70 |
SE_MG-II | 21°14′36.74″S 43° 9’30.55”W | Common bean | 1,391 | 5.98 | 0.00 | 4.04 | 1.03 | 71.09 | 216.39 | 1.31 |
SE_RJ-I | 22°38′4.61″S 42°48′40.40″W | Mung bean, common bean and cowpea | 1,100 | 4.44 | 2.35 | 1.29 | 0.39 | 138.17 | 49.00 | 3.64 |
SE_RJ-II | 22°20′52.36″S 43°25′2.24″W | Common bean and cowpea | 1,192 | 5.74 | 0.00 | 1.70 | 0.24 | 92.15 | 80.42 | 0.44 |
SE_RJ-III | 22°20′54.84″S 43°25′2.27″W | Azuki and mung bean | 1,192 | 5.91 | 0.00 | 3.32 | 1.26 | 161.48 | 224.70 | 1.27 |
SE_RJ-IV | 22°45′22.27″S 43°40′2.03″W | Common bean and cowpea | 1,100 | 5.73 | 0.00 | 1.90 | 0.49 | 24.03 | 85.89 | 0.68 |
SE_RJ-V | 22°45′16.36″S 43°40′28.04″W | Mung bean, soybean, peanut and other vegetables | 1,100 | 6.51 | 0.00 | 3.40 | 0.73 | 155.59 | 139.96 | 0.86 |
*Soil origin: SE, Southeast; MW, Midwest; RJ, Rio de Janeiro; MG, Minas Gerais; MT, Mato Grosso. **Annual average rainfall for the region based on data from the last 10 years (Source: National Institute of Meteorology – INMET). Al+3, aluminum; Ca2+, calcium; Mg2+, magnesium; P, phosphorus; K+, potassium; C, carbon.