Abstract:
The begining of soilless crop production in China is about a decade,laterthanwestern countries for many years, in 1979 only a small area for greenhouse soilless production.It is developed up to 8 ha. 1989 all over the country.The main soilless system for commercial production are bag and trough substrate culture,only alittlearea using NFT system.fertilizer and facilities of soillless system has beenproduced dy Chinese industrial enterprises.Atpresnet we are engaging to researchthe methods of low cost,combining with fertilizer and organic manure in substrate,improving irrigation system and raising production effctiveness.