he bei shan xi dong xiao mai zai pei ji shu yan jiu (1953-1955 nian)
hua bei nong ye ke xue yan jiu suo xiao mai zong he yan jiu zu
creator
text
book
cai zheng jing ji chu ban she
1957
1957
CHI
Botany
https://www.biodiversitylibrary.org/bibliography/52935