Evaluation of the Nutrient Composition of Maize in Different NPK Fertilizer Levels Based on Multivariate Method Analysis

Table 1

NPK fertilisation doses applied in the long-term multifactorial experiment.

Fertilisation level	N (kg ha^−1)	P2O5 (kg ha^−1)	K2O (kg ha^−1)	Total (kg ha^−1)
N0	0	0	0	0
N1	60	184	216	460
N2	120	184	216	520
N3	180	184	216	580
N4	240	184	216	640
N5	300	184	216	700