Yield and Mineral Composition among Mungbean [Vigna radiata (L.) R. Wilczek] Genotypes Grown in Different Agroecologies in East Africa

Table 3

Soil characteristics at experimental sites in the three countries.

Country	Location	pH	Texture	%N	%OC	ppm
						P	K	Ca	Mg	Fe	Zn
Kenya	Ithookwe	4.73	SCL	0.08	0.67	40	132.6	160	24	17.4	1.58
Kenya	Katumani	5.08	SCL	0.10	0.86	70	288.6	520	120	17.7	1.88
Kenya	KampiYaMawe	5.58	SCL	0.12	1.11	60	522.6	560	250.8	19.7	1.82
Uganda	Arua	5.1	SCL	0.3	3.1	T	129	1970	174	195	3.2
Uganda	Lira	6.1	SL	0.1	3.2	T	648	2120	104	127	4.9
Uganda	Serere	5.8	SL	0.3	1.5	T	169	1030	112	132	T
Tanzania	Miwaleni	7.52	Clay	0.084	1.31	71.14	105.3	1960	250.8	228.1	1.56
Tanzania	Ilonga	6.25	SCL	0.112	0.8	7.26	39.0	652	196.8	44.65	1.01
Tanzania	Ukiriguru	7.04	SC	0.112	1.10	5.84	66.3	1838	140.4	24.57	0.64
Tanzania	Tengeru	6.46	Clay	0.189	2.41	40.7	132.6	1218	192	131.87	6.01
Tanzania	Selian	6.91	SCL	0.210	2.14	55.19	390	1458	220.8	27.41	5.48

SCL: sandy clay loam; SL: sandy loam; SC: sandy clay; T: trace amounts.