All too often when farmers start talking weeds, a common first question is “How do I get rid of a bad case of…?”, when a more appropriate question is “I wonder why my field has a bad case of…?”.
Field experiments led by Anne Weill, P. Ag., PhD of CETAB+ tested the possibility to reduce sow thistle and Canada thistle pressure by using various spring fallows.
It is difficult to eliminate quackgrass (also known as couchgrass or twitchgrass) in an organic system, especially in field crops, where soil cultivation is generally less intensive and acreages are generally large. Jean Duval explores methods of controlling quackgrass using organic methods.