9 The Land Resources of North East Nigeria A/blume1 The ...

ÏO- Hydrogeology
11- Catchment areas
HA. Areas covered t>y reconnaissance soil surveys
12- Population d e n s i t y
13- Ethnic groups
14- Administrative u n i t s
15- Communications
1. Relief
2- Geomorphology
3- Soils
4- Vegetation
L I S T OF DETACHED MAPS
LIST OF FIGURES
1. Distribution o f r a i n f a l l for selected stations
2. Rainfall d i s p e r s i o n diagrams for selected stations
3- Mean daily h o u r s o f bright sunshine and cloud cover
4. Mean s a t u r a t i o n d e f i c i t at 0900 and at 1500 hours
5- Eco-climatic z o n e s
6. Geological s e c t i o n s
"7. Generalised s o i l p a t t e r n s
8. Soil patterns on Basement Complex
9. Soil p a t t e r n s on Cretaceous Sandstones
10. Soil p a t t e r n s o n Transitional Formations
11. Clay content o f t h r e e soils on Kerri Kerri Sandstone
12- Soil p a t t e r n s on toasa.lt
13- Soil p a t t e r n s o n sanely facies of Chad Formation
14. Soil p a t t e r n s i n a l l u v i a l areas
15. Environment a l r e l a t ionships of the major woody plant communities
16- Alluvial c o m p l e x e s — woody vegetation. Schematic relationship of the
major plant «communit i e s
vil
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