What are the three agricultural books in ancient Shandong?

It's wrong. It is the three major agricultural books in Shandong. sorry

The five major agricultural books in ancient China are: The Book of Fan Sheng Zhi: Pan Sheng in the Western Han Dynasty; Qi Yao Minshu: Jia Sixie in the Northern Wei Dynasty; Chen Fu Agricultural Books: Chen Fu in Song Dynasty; Wang Zhennong's Book: Wang Zhen in Yuan Dynasty; And The Complete Book of Agricultural Administration: Xu Guangqi in Ming Dynasty.