Table 11.

Postharvest soil total N (g kg⁻¹) as influenced by maize and wheat cropping supplied with 144 mM KH₂PO₄ foliar solution at given soil-applied P levels in calcareous soils.

Foliar P	Method	P Levels (kg ha−1)				Mean
		0	20	40	60
Year I
0	BC	0.70	0.89	1.01	1.05	0.9
0	BD	0.75	0.90	0.93	1.03	0.9
144 mM	BC	0.85	1.02	1.25	1.35	1.1
144 mM	BD	0.93	1.09	1.31	1.40	1.2
Year II
0	BC	0.88	0.95	1.03	1.09	1.0
0	BD	0.81	0.85	0.95	0.89	0.9
144 mM	BC	0.96	1.08	1.23	1.37	1.2
144 mM	BD	0.98	1.11	1.28	1.36	1.2
Average Across Methods
No Foliar spray	-	0.79	0.89	0.98	1.02	0.92 b
Foliar P	-	0.93	1.07	1.27	1.37	1.16 a
-	BC	0.85	0.98	1.13	1.22	1.04 a
-	BD	0.87	0.99	1.12	1.17	1.04 a
Year I	-	0.81	0.97	1.12	1.21	1.03
Year II	-	0.91	1.00	1.12	1.18	1.05
Mean		0.86 d	0.98 c	1.12 b	1.19 a

BC and BD indicate broadcast application, band application, respectively. Means with different letters in each column are significantly different (p = 0.05).