Variables	N U E (g/g)		P U E (g/g)
Variables	P₀	P₂₀	P₂₀
	Dry shoot weight basis
N Level (kgN/ha)
0	0^d	0^d	8.5^a
20	6.8^b	19.5^a	6.2^c
40	9.7^a	13.1^b	3.6^e
60	1.5^d	6.9^c	6.4^b
80	2.0^c	5.1^d	4.8^d
Tomato Variety
Rio grande	3.6^c	7.0^d	8.3^a
Roma savana	4.0^b	10.0^b	5.3^b
Roma VF	6.7^a	10.6^a	4.8^c
UC82B	1.7^d	8.9^c	5.3^b
	Fresh fruit weight basis
N Level (kgN/ha)
0	0	0^b	29.7
20	8.3	103.2^a	49.3
40	25.6	63.0^a	48.2
60	36.3	85.2^a	50.0
80	30.7	42.5^ab	53.0
Tomato Variety
Rio grande	25.5	106.3^a	53.4
Roma savana	32.5	66.2^a	34.5
Roma VF	10.9	9.9^b	43.6
UC82B	11.9	52.8^ab	52.7