Java is known as one of the earliest developed regions in the Indonesian archipelago. In the early 20th century, the Dutch colonial government developed infrastructures for economic purposes, especially to support Dutch plantations in the region. Roads and railways were constructed to connect inland plantations area with urban centres such as Bandung and the port of Batavia. Post independence After Indonesian independence in 1945, West Java became a supporting region for Jakarta, the capital of Indonesia. Jakarta remained as the business and political centre of Indonesia. Several regencies and cities in West Java such as Bogor, Bekasi and Depok were developed as supporting areas for Jakarta and came to form the Greater Jakarta area or Jabodetabek (Jakarta, Bogor, Depok, Tangerang and Bekasi). The northern area of West Java has become a major industrial area, with areas such as Bekasi, Cikarang and Karawang sprawling with factories and industries. The area in and around Bandung has also developed as an industrial area. Natural resources Based on the data from Indonesia State Secretary, the total area of rice fields in West Java Province in 2006 was 9,488,623 km which produced 9,418,882 tons of paddy in 2006, consisting of 9,103,800 tons rice field paddy and 315,082 tons farmland paddy. Palawija (non-rice food) production, reached 2,044,674 tons with productivity 179.28 quintal per ha. Nevertheless, the widest plant's width is for corn commodity which reaches 148,505 ha. West Java also produces horticulture consists of 2,938,624 tons vegetables, 3,193,744 tons fruits, and 159,871 tons medicines plants/ bio pharmacology. Forest in West Java covers 764,387.59 ha or 20.62% from the total size of the province. It consists of productive forest 362,980.40 ha (9.79%), protected forest 228,727.11 ha (6.17%), and conservation forest 172,680 ha (4.63%). Mangrove forest reaches 40,129.89 ha, and spread in 10 regencies where coasts are available. Besides, there is also another protected forest of about 32,313.59 ha organised by Perum Perhutani Unit III West Java and Banten. From the productive forest, in 2006 West Java harvested crop of about 200,675 m³ wood, although the need for wood in this province every year is about 4 million m³. Until 2006, populace forest's width 214,892 ha with wood production is about 893,851.75 m³. West Java also produces non-forest's crop which is potential enough to be developed as forestry work, such as silk, mushroom, pine, dammar, maleleuca, rattan, bamboo, and swallow bird's nest. In the fishery sector, commodities include