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

Table 5

Biomass yield of rice as affected by N fertilizer and legume residue.

N (g m^−2)		Biomass yield (g m^−2)
		Rice after bush bean		Rice after long bean		Rice after mung bean
2010	2011	2010	2011	2010	2011	2010	2011
0	0	986.0^c	921.8^c	948.5^c	928.7^c	952.8^c	912.1^c
4	0	1058.6^b	993.5^b	1069.4^b	1037.5^b	1066.1^b	986.9^b
8	0	1074.9^ab	1074.9^a	1135.5^ab	1083.4^a	1128.7^a	1071.7^a
12	0	1123.8^a	1084.0^a	1138.4^a	1102.6^a	1131.9^a	1078.2^a
N (g m^−2)		Biomass yield (g m^−2)
		Rice after winged bean		Rice after corn		Rice after fallow
2010	2011	2010	2011	2010	2011	2010	2011
0	0	1154.7^b	1107.5^b	905.5^d	873.0^d	941.4^c	905.5^c
4	0	1262.2^a	1211.7^a	931.6^c	905.5^c	1065.1^b	993.5^b
8	0	1283.4^a	1244.3^a	1026.1^b	960.9^b	1136.8^a	1042.3^a
12	0	1289.9^a	1254.1^a	1058.6^a	1006.5^a	1127.0^a	1058.6^a

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