Abstract: Natural development of arbuscular mycorrhiza in citrus trees was investigated at three sample plots of Citrus Demonstration Farm, Sanxihe and Dengjiapo in Zhigui County, Hubei Province.

• 摘 要：对湖北省秭归县柑橘良种示范场、三溪河和邓加坡3个采样点的不同柑橘品种的菌根发育状况进行田间调查。