FACTBOX - Wanted: Natural resources; all offers considered

(Reuters) - State-run national companies, sovereign wealth funds and other large corporations are pressing on with efforts to secure long-term access to natural resources such as oil, metals and grains despite recent falls in some prices.

At the same time, some countries and national companies with resources to sell to overseas buyers, such as the Iraqi government, are putting their assets out to tender to ensure that they extract the best possible price from any sales.

The following is a selection of recent large deals and key developments involving the cross-border acquisition of long-term commodity and oil assets.

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February 18 - China Development Bank finalizes a deal to extend a $10 billion line of credit to Brazilian state-owned oil company Petrobras for future supplies.

February 18 - China's $200 billion sovereign wealth fund, China Investment Corp (CIC), and Chinese steel company Baosteel have both held talks with Fortescue Metals Group FMG.AX about possible investments, including buying iron ore assets, the Australian iron ore miner said.

February 18 - Shell RDSa.L says it will discuss more cooperation with state-controlled Gazprom GAZP.MM on energy projects in Russia's Far East, after launching the $22 billion Sakhalin-2 liquefied natural gas project. Shell ceded control of the project to Gazprom after the project's budget doubled and the company came under state pressure to reduce its holding.

February 3 - BP Plc BP.L Chief Executive Tony Hayward said Western oil majors could merge with state-owned oil companies, or national oil companies to gain access to resources.

February 17 - China Development Bank agrees to lend $25 billion to Russian oil companies, including Rosneft ROSN.MM and pipeline monopoly Transneft TRNF_p.RTS, in return for oil supplies from East Siberia for 20 years.

February 16 - China's Minmetals bids $1.7 billion for debt-laden OZ Minerals Ltd OZL.AX, the world's no.2 zinc miner.

February 16 - Saudi Arabia's Hail Agricultural Development Co 6030.SE said it acquired farming land in Sudan to plant wheat, corn, soy and livestock feed in a project that could be worth $45 million.

February 12 - China's state-owned aluminum group Chinalco agrees to pay $19.5 billion for stakes in global giant Rio Tinto's RIO.AXRIO.L aluminum, copper and iron ore assets and convertible notes, including a slice of the world's biggest copper mine, Escondida, in Chile.

February 11 - Iraq’s South Oil Company issued tenders for international firms to drill a total of 40 oil wells in two of its southern oil fields. Iraq has the world’s third-largest proven oil reserves, and needs revenues from crude sales to rebuild. It has announced two bidding rounds for oil and gas field development service contracts.

Feb 10 - South Korea’s Daewoo Logistics is pursuing a massive corn plantation project in Madagascar, although it said it may be delayed due to the country’s political instability and weak commodity prices.

Compiled by Christopher Johnson; editing by Sue Thomas