Economy of Nigeria of 5%. By 2012, expenditures stood at $31.61 billion, while revenues was $54.48 billion. Nigeria ranks sixth worldwide and first in Africa in farm output. The sector accounts for about 18% of GDP and almost one-third of employment. Nigeria has 19 million head of cattle, the largest in Africa. Though Nigeria is no longer a major exporter, due to local consumer boom, it is still a major producer of many agricultural products, including: cocoa, groundnuts (peanuts), rubber, and palm oil. Cocoa production, mostly from obsolete varieties and overage trees has increased from around 180,000 tons annually to 350,000 tons. Major
Elaeis guineensis oil palms to stop decay. The spread likely is by spores rather than roots. The knowledge gained can be employed in the rapid degradation of oil palm waste on the plantation floor by inoculating suitable fungi, and/or treating the waste more appropriately (e.g. chipping and spreading over the floor rather than windrowing). Endophytic bacteria are organisms inhabiting plant organs that at some time in their life cycles can colonize the internal plant tissues without causing apparent harm to the host. Introducing endophytic bacteria to the roots to control plant disease is to manipulate the indigenous bacterial communities of the roots