Question: The suburb that contains the Dry Creek railway station contains area formerly devoted to salt crystallisation pans that is managed by what company?

Context paragraphs:
Main Line railway, Queensland: The Main Line is a railway line in South East Queensland, Australia.  It was opened in a series of sections between 1865 and 1867.  It commences at Roma St Station in Brisbane and extends west 161 km to Toowoomba.  It is the first narrow gauge main line constructed in the world.  The section of the line from the end of Murphys Creek railway station to the Ruthven Street overbridge, Harlaxton is listed on the Queensland Heritage Register.  The Murphys Creek Railway Complex, the Lockyer Creek Railway Bridge (Lockyer), the Lockyer Creek Railway Bridge (Murphys Creek) and Swansons Rail Bridge are also heritage listed.

Yanqing Railway Station: Yanqing Station () is the terminus of the Yanqing Branch of the Line S2 of the Beijing Suburban Railway.  Services travel to Yanqing Station from Beijing North Railway Station.  The station contains ticket vending machines, a waiting room, and a bus station.  Access to the platforms is controlled by Beijing Yikatong card readers.  As of 2015, the S2 schedule shows 16 trains to Beijing North Railway Station each weekday, with travel times ranging from 1:35 hours to 2:01 hours.

St Kilda, South Australia: St Kilda is a seaside suburb in Adelaide, South Australia.  St Kilda has a small number of houses and a 2006 population of 246.  There is a single connecting road to the rest of Adelaide which, where the road enters the suburb's residential area, is surrounded by salt crystallisation lagoons used in the manufacture of soda ash.  The inhabited section of the suburb occupies less than 100 hectares along the seafront, with the remainder used for salt lagoons and also settlement ponds of nearby Bolivar sewage treatment works.

Welshpool railway station, Victoria: Welshpool was a railway station on the South Gippsland line in South Gippsland, Victoria.  The station formerly served the small town of Welshpool.  The station was opened during the 1890s and operated until the 1980s.  The site of the station contains a preserved platform and the base of its crane.  The station no longer contains the tiny building that was donated to Loch station.  Between 26 June 1905 and 1 January 1941, a horse-drawn narrow gauge branch line, just under 5 km long, ran from Welshpool station to Welshpool Jetty.  Near the former station is Welshpool Hospital.

Mughalsarai Junction railway station: Mughalsarai Junction railway station (station code MGS) is an Indian Railways railway station in the Indian state of Uttar Pradesh.  It is the fourth busiest railway junction in India.  The station contains the largest railway marshaling yard in Asia.

Rosewater railway station: Rosewater railway station was a railway station located in the northwestern Adelaide suburb of Rosewater.  The station was right next to the , and was located about 7 km from Dry Creek station on the Dry Creek to Port Adelaide line.

Dry Creek, South Australia: Dry Creek is a mostly industrial suburb north of Adelaide, containing significant wetlands and a substantial area formerly devoted to salt crystallisation pans, managed by Ridley Corporation, which plans to redevelop the site for housing.

Head of Steam: Head of Steam, formerly known as the Darlington Railway Centre and Museum, is a railway museum that is located on the 1825 route of the Stockton and Darlington Railway, which was the world's first steam-powered passenger railway.  It is based inside the station building at the North Road railway station.  Its exhibits are devoted to the area formerly served by the North Eastern Railway with a particular focus on the Stockton & Darlington Railway and the railway industry of Darlington.

Dry Creek (South Australia): Dry Creek or Dry Creek Drain ( ) is a seasonal stream in South Australia which passes through the Adelaide suburbs of Modbury, Walkley Heights and Pooraka.  The nearby suburb of Dry Creek and Dry Creek railway station are named after the stream.

Dry Creek railway station: Dry Creek railway station is located on the Gawler Central line.  Situated in the inner northern Adelaide suburb of Dry Creek, it is 10.6 km from Adelaide station.

Supporting paragraphs: Dry Creek railway station Dry Creek, South Australia
Answer: Ridley Corporation