Effect of Urea, NPK and Compost on Growth and Yield of Soybean (Glycine max L.), in Semi-Arid Region of Sudan

Table 9

Economic yield, straw yield, and harvest index of soybean genotype as affected by urea, NPK, and compost during 2009/10 and 2010/11 seasons.

Treatments	2009/2010			2010/2011
	Economic yield (g)	Straw yield (g)	Harvest index %	Economic yield (g)	Straw yield (g)	Harvest index %
Urea	1929.33	5881.55	24.77	1193.63	5127.93	18.87
Compost	2118.61	6120.84	25.70	1049.13	4308.12	19.86
NPK	1227.17	4819.38	19.85	1153.74	5310.68	17.57
Control	2150.40	6803.35	23.29	819.80	4287.44	15.49
LSD	563.50*	830.28**	3.66*	418.80 ns	923.21 *	5.30 ns
CV%	18.98	8.79	9.78	24.84	12.13	18.44
SE+	352.28	519.06	2.9	261.82	577.16	3.31

*= significant, **= highly significant, ns = nonsignificant, LSD = least significant difference, CV% = coefficient of variation, SE± = standard error.