Land Cover and Soil Properties Influence on Forage Quantity in a Semiarid Region in East Africa

Table 1

Summary of chemical and physical soil properties characteristics.

Property	Depth (cm)	Grasslands	Thickets and shrublands	Woodlands
pH	0–15	7.89^a	8.18^a	6.89^b	0.001
	15–30	8.38^a	7.99^a	6.91^b	0.001
	Avg.	8.14	8.08	6.9
N (%)	0–15	0.13	0.12	0.12	ns
	15–30	0.12	0.11	0.12	ns
	Avg.	0.125	0.115	0.12
SOM (%)	0–15	1.84	1.33	1.37	ns
	15–30	1.61	1.23	1.38	ns
	Avg.	1.725	1.28	1.375
Av. P (ppm)	0–15	2.75^a	0.06^b	26.91^c	0.027
	15–30	0.33^a	0.23^a	45.23^b	0.03
	Avg.	1.54	0.145	36.07
K	0–15	0.84^a	0.34^b	0.22^bc	0.023
	15–30	0.63	0.48	0.51	ns
	Avg.	0.735	0.41	0.365
AWC (cm^3/cm^3)	0–15	0.112	0.102	0.106	ns
	15–30	0.104	0.106	0.106	ns
	Avg.	0.108	0.104	0.106
Clay (%)	0–15	29.26^a	33.68^a	13.11^b	0.001
	15–30	28.36^a	29.88^a	10.61^b	0.001
	Avg.	28.81	31.78	11.86
Sand (%)	0–15	54.79^a	54.01^a	68.88^b	0.032
	15–30	58.11^a	54.57^a	77.06^b	0.001
	Avg.	56.45	54.29	72.97
Texture class	0–15	SCL	SCL	SL
	15–30	SCL	SCL	SL