ISBN 7802230330 books & textbook
High-yielding maize varieties and cultivation of key technologies(Chinese Edition)
MENG ZHAO DONG WANG QING CHENG ZHU
China Three Gorges Press Pub. Date :2008-2-29 /2000-01-01 Paperback
isbn-10: 7802230330 / isbn-13: 9787802230330
