Application of Space Electric Field Technology in Facility Agriculture in Tianjin

Tianjin is an early city to carry out research and application of modern physical agricultural engineering technology in China.Connotation of space electric field technology was introduced，experiments of space electric field technology applied to cucumber production and henhouse were carried out，comparison tests results showed that，space electric field technology could improve yield and quality of vegetables，reduce fertilizer and pesticide application，extend harvest period and improve egg production and air quality in henhouses.Finally，factors influencing development of space electric field technology in Tianjin were pointed out and development suggestions were put forward.