Table 4.

Effects of treatments on N balance (ΔN; g m⁻²) between anthesis and maturity for the main plant parts: grains (g), leaves (l), stems plus chaff (s), vegetative parts (v) and aerial parts (a).

Treatment†	ΔNg	ΔNl	ΔNs	ΔNv	ΔNa
A00	12·13	−3·79	−4·64	−8·43	3·71
A01	12·98	−5·48	−5·21	−10·70	2·29
A10	13·22	−3·95	−5·51	−9·46	3·76
A11	18·16	−6·09	−7·43	−13·52	4·64
B00	8·61	−2·87	−5·34	−8·21	0·40
B01	16·77	−5·95	−6·42	−12·37	4·40
B10	9·29	−3·10	−5·54	−8·64	0·64
B11	19·15	−6·39	−7·34	−13·73	5·42
C00	15·74	−4·85	−6·29	−11·14	4·59
C01	19·17	−5·67	−5·34	−11·01	8·16
C10	17·04	−3·90	−6·47	−10·37	6·67
C11	20·97	−5·63	−5·06	−10·69	10·28
D00	17·61	−5·03	−5·73	−10·76	6·85
D01	19·00	−6·47	−6·18	−12·66	6·34
D10	19·86	−5·75	−6·83	−12·58	7·28
D11	20·82	−5·82	−5·98	−11·80	9·02
ANOVA
Year (Y)	***	***	ns	*	***
Nitrogen (N)	***	ns	**	*	**
Fungicide (F)	***	***	ns	***	***
Y × N	ns	ns	ns	ns	ns
Y × F	***	***	***	***	***
N × F	ns	ns	ns	ns	ns

^† See Table 1 for treatment codes.

Multiple factor ANOVA was carried out fully combining effects of year, nitrogen and fungicide; first-order interactions between factors were examined. *, 0·01 < P < 0·05; **, 0·001 < P < 0·01; ***, P < 0·001; ns, non-significant effect.