This is a preview. Log in through your library . Abstract When stratified seeds of Ambrosia artemisiifolia were tested in darkness they developed a secondary dormancy which was largely broken by ...

Outdoor Elements is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...

Sugarbeet farmers should be vigilant during the 2025 growing season about checking their fields for ragweed that appears to be tolerant of glyphosate, said Tom Peters, North Dakota State University ...

People are releasing long-buried carbon dioxide by burning fuels such as coal and oil. • That's bad for much of the planet, scientists say, helping cause global warming. • But it's great for ragweed.