事先同在宁夏农科院工作的战友魏宪生同志约好 ,盛夏六月我去银川避署。那里的气温一般比东南部低摄氏 5度以上 ,而且空气干燥不闷热 ,尤其是昼夜温差大 ,睡觉很舒服。但我启程后他却临时动议要去陕甘宁边区黄土高坡出差 ,于是我决定与他同行 ,顺便拜谒那令人神往的祖脉圣地延 Appointment with Comrade Wei Xian-sheng, a comrade-in-arms commander working at the Ningxia Academy of Agricultural Sciences, was scheduled in advance. In June, I went to Yinchuan to avoid it. Where temperatures are generally 5 degrees Celsius lower than the southeastern part, and the air is not hot and dry, especially the temperature difference between day and night, sleep very comfortable. But after I left, he temporarily moved to travel on the Loess Plateau in the Shensi-Kansu-Ningsia Border Region so I decided to walk with him and by the way paid homage to the enchanting ancestral sacred land