Isbn: 9787109127258 - national corn yield cultivation techniques to create rules(chinese edition) (1 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 156 Publisher: China Agricultural Pub. Date :2008-06-01 version 1. Contents: Preface Chapter domestic corn Dynamic Section II China's dynamic global corn corn corn yield dynamic chapter create a by four changes section of key technologies to carry out the importance of creating high-yielding corn. corn II created a small area of ??ultra-high-yield cultivation techniques and research and demonstration of the third quarter of corn. a change by four key technical p.…