1.Agricultural Technology Extension and Service Center of Ningxia Agricultural Reclamation，Yinchuan，Ningxia 750011； 2.Ningxia Agriculture Comprehensive Development Office，Yinchuan,Ningxia 750011； 3.Ningxia State Farm Henlan Mountain Biological Fertilizer Co.，Ltd.，Yinchuan，Ningxia 750011
Taking ‘Yangjiaojiao Yinchuan’pepper as experimental material,the effect of water soluble fertilizer on pepper growth and yield in three ways of drip irrigation，conventional and no fertilizer under greenhouse conditions were studied and compared.In order to explore the practical application effect of ‘Xixia’ water soluble fertilizer and verify the fertilizer efficiency for the Ministry of Agriculture registration.The results showed that water soluble fertilizer significantly increased plant height，pod number per plant and fruit weight，respectively，compared to the conventional fertilization increased 2.5 cm，0.4 and 6.8 g；pepper yield of drip fertilization was the highest，compared to the conventional fertilization and CK increased by 9% and 51% respectively and reached very significant level.