Northern Onion Safe Production 120 Questions

Author: Guo Changsheng
Publisher:
Publish Date: 2004-02-01
Features: This book is presented in the form of Q&A, covering the botanical characteristics, growth cycle, and requirements for living conditions of onions, as well as seedling cultivation, transplanting techniques, harvesting, storage, and seed collection. It particularly emphasizes the non-chemical control techniques for pests, diseases, and weeds.