Goji berry of Ningqi No.4 is a good variety selected from cannabis leaves and planted in Ningxia, which has characteristics of advanced yield, high yield, high quality and so on. The yield and quality of goji berry of Ningqi No.4 are similar to that of goji berry of Ningqi No.1, however, the ability of resistance toinsects and black fruit disease is stronger than that of goji berry of Ningqi No.1.
After a year of investigation of goji berry of Ningqi No.4 by Ningxia ForestVariety Approval committee, the goji berry of Ningqi No.4 was authorized as“improved plants” in March 2005, and it was promulgated its name by the Ningxia Hui Autonomous Region Forestry Bureau in 2005 first in November 2005.