National crop varieties approved. 2001

Author: National Crop Variety Approval Committee Office
Publisher:
Publish Date: 2003-07-01
Features: This book arranges crop varieties in the order of crop types and administrative divisions of approved provinces. It summarizes and combines varieties that have passed both national and provincial approvals, as well as those that have passed more than two provincial approvals, reflecting the national and provincial variety approval status in 2001.