庆阳地区果树志
By: Wu Jianjun zhu bian ; Qingyang Diqu lin ye chu, Qingyang nong xiao
Publisher: Qingyang Diqu lin ye chu
Published: 1989
Place of publication: Qingyang Diqu
Language: chi
Number of pages: 354
Subjects: Fruit trees; History
Other titles: Qingyang Diqu guo shu zhi