Supported by Natural Science Foundation of Hunan Province(12JJ6026);Innovation Platform in Higher Educational Institutions of Hunan Province(14K053);Hunan Province Higher Educational Institutions Industrialization Program(13CY030)~~
The purpose was to define the control efficiency and safety of 20% cy- halofop-butyl WP on grass weeds in direct seeded rice fields, in order to provide the basis for chemical weeding. This study measured Leptochloa c...