Onion

The Fouta Jalon includes primary solid Guinean, he separated the Guinea Maritime Upper Guinea. The climate is moderated by altitude that varies between 400 and 1 000m. the average annual temperature is 21 ° 85. The relief is characterized by vast plateaus ending in the west and south by a steep first overlooking the coastal plain. To the east by plateaus that lower towards the savannah plains of Upper Guinea. The highest mountains are Mount Loura in Mali and Mount Tinka in Dalaba. The soils are waterlogged and ferallitique squelletiques. The Fouta is the castle of water in West Africa. The Gambia, Bafing, Konkouré etc. have their source. The rainy season lasts 6 months with 2 500mm 2 000mm south and north to the border of Senegal (Balaki P. Mali)

The area squarely in eastern Guinea and the reputation of being the least densely occupied the country. The annual average temperature is 26 ° 47. Altitude ranging from 3000 to 460m, is relatively low and tends to rise towards the South. As in the above Niger, the mountains are not numerous; Mention may be made didi Mountains in Siguiri and Kankan koumbakourou. soils are type squeletique ferralitique unsophisticated, hydromorphic and alluvial, low pluviométri The North East of 1200mm area reaches 1800 - 2000mm in the limit of preforest area The area is known for the extent of the plains bordering on large rivers like the Niger, Sankarani Milo, the trusted, etc.

The Upper Niger is a transition region at the foothills east of the Fouta Jalon. The altitude ranges between 300 and 480m. the average annual temperature is 26 °. The terrain is relatively low and monotonous. The mountains are neither numerous nor high (Balayan, Oursa in Dabola. The floors are kind skeletal ferralitique, ferralitique little évolués- hydromorphic and alluvial. The rainfall between 200mm and 1 4 months of rain in the north (Banora) and 2 000mm with 6 months of rain in south trays Solima and Sankaran Niger's tributaries. Tinkisso, Mafour including water the area.