Stage Soil nutrients Root (g kg-1) Root (g kg-1) Root (g kg-1) Stem (g kg-1) Stem (g kg-1) Stem (g kg-1) Leaf (g kg-1) Leaf (g kg-1) Leaf (g kg-1)
10 cm 20 cm 30 cm 10 cm 20 cm 30 cm 10 cm 20 cm 30 cm
2017 Maize 2017 Maize 2017 Maize 2017 Maize 2017 Maize 2017 Maize 2017 Maize 2017 Maize 2017 Maize 2017 Maize 2017 Maize
V7 N 15.0±0.6a 13.3±0.7a 14.6±0.5a 16.1±1.5a 16.7±2.0a 16.4±0.8a 25.0±0.8a 24.8±1.3a 24.7±0.1a
P 4.2±0.1a 3.8±0.2a 4.2±0.1a 5.0±0.4a 5.2±0.4a 5.1±0.1a 4.8±0.3a 4.8±0.3a 5.0±0.2a
K 6.4±1.4a 8.8±0.4a 9.2±0.4a 17.7±3.8b 26.6±0.1a 24.2±0.4ab 14.7±0.6a 18.3±0.9a 18.0±0.3a
R3 N 6.4±0.6b 8.6±0.4a 7.7±0.7ab 5.8±0.5a 7.0±0.5a 6.6±0.9a 20.7±1.7a 23.6±1.4a 21.5±0.7a
P 3.5±0.3a 3.3±0.1a 3.6±0.2a 2.7±0.2a 2.8±0.1a 2.8±0.1a 4.3±0.2a 4.4±0.3a 4.0±0.2a
K 6.3±0.3a 6.8±0.7a 6.0±0.3a 10.9±1.4a 14.2±2.4a 12.5±1.2a 9.4±0.6b 11.5±0.7a 11.5±0.2a
2017 Soybean 2017 Soybean 2017 Soybean 2017 Soybean 2017 Soybean 2017 Soybean 2017 Soybean 2017 Soybean 2017 Soybean 2017 Soybean 2017 Soybean
R1 N 14.4±0.2a 14.5±1.2a 14.9±0.6a 13.5±0.5a 15.8±2.2a 15.8±0.4a 46.2±1.4a 45.4±2.9a 46.7±0.6a
P 4.3±0.2a 4.8±0.1a 4.4±0.2a 3.8±0.1a 3.9±0.1a 4.1±0.1a 5.2±0.2a 5.5±0.2a 5.9±0.2a
K 3.6±0.4b 6.5±0.3a 5.9±0.6a 13.2±0.3a 14.0±0.7a 14.3±1.4a 10.3±0.6a 11.6±0.8a 12.1±2.1a
R6 N 10.6±0.2a 11.5±0.9a 8.2±0.5b 13.6±0.9a 12.4±0.7a 13.1±0.1a 38.3±1.4a 37.8±0.7a 40.1±0.2a
P 4.4±0.4a 3.8±0.1a 2.7±0.2b 4.6±0.5a 4.1±0.2a 4.2±0.3a 5.0±0.3a 4.9±0.2a 4.9±0.2a
K 2.2±0.3b 2.9±0.3b 4.9±0.6a 8.6±0.1b 7.7±0.5b 10.8±0.4a 15.8±0.6a 15.8±0.2a 17.2±0.7a