Tropical Legume Crop Rotation and Nitrogen Fertilizer Effects on Agronomic and Nitrogen Efficiency of Rice

Table 10

Harvest indices of rice as affected by N fertilizer and legume residues.

N (g m^−2)		Harvest indices
		Rice after bush bean		Rice after long bean		Rice after mung bean
2010	2011	2010	2011	2010	2011	2010	2011
0	0	42.9^c	38.9^c	43.5^c	43.5^c	42.7^c	43.2^b
4	0	46.8^b	44.3^b	45.6^b	45.5^b	46.4^b	45.5^b
8	0	50.9^a	43.9^b	45.7^b	45.7^b	47.6^b	45.6^b
12	0	49.3^a	48.1^a	48.7^a	48.7^a	49.5^a	48.3^a
N (g m^−2)		Harvest indices (%)
		Rice after winged bean		Rice after corn		Rice after fallow
2010	2011	2010	2011	2010	2011	2010	2011
0	0	46.6^b	45.9^b	38.5^c	33.2^c	39.4^d	35.3^c
4	0	51.1^a	49.7^a	43.7^b	39.6^b	41.4^c	37.7^b
8	0	52.0^a	50.3^a	46.0^a	42.4^a	45.8^b	42.2^a
12	0	53.0^a	52.5^a	48.0^a	43.7^a	49.1^a	43.1^a

Means followed by the same letters are not significantly different for each treatment mean (𝑃<0.05).