Table 3.

Macronutrient (MN) contents in the aerial portion of elephant grass per unit mass of dry matter (DM).

Treatments	N	P	K
	Percentage per unit mass (%)
TWN	1.8 b	0.30 a	1.4 b
TWA	1.7 b	0.30 a	1.3 b
TFN	2.0 ab	0.35 a	1.4 b
TFA	2.3 a	0.34 a	1.7 a

Treatments with the same letter have no significant difference according to the Tukey test (p < 0.05, n = 14). TWN—Irrigation with water, without alternating the application position in the furrows; TWA—Irrigation with water, with alternation in the application position in the furrows; TFN—Fertigation treatment with RS, without alternation in the application position in the furrows; TFA—Fertigation treatment with RS, with alternation in the application position in the furrows.