Atrazine has been very good at killing weeds in corn fields for more than 50 years. But some of the properties that make it a successful herbicide, such as its persistence in the soil and ability to be transported in water, ...
Ecology
Jul 19, 2016
1
3
The brown marmorated stink bug, first identified in the United States in Pennsylvania in the mid-1990s, has spread to at least 42 states and two Canadian provinces. The invasive pest has been able to rapidly extend its range ...
Ecology
Jun 22, 2016
0
6
Plants grown in high-density or crowded populations often put more energy into growth and maintenance than reproduction. For example, flowering may be delayed as plants allocate resources to growing taller and escape competition ...
Biotechnology
Mar 15, 2016
0
5
Transgenic crops expressing resistance to the herbicide glyphosate (GR) have been commercialized and planted widely across the U.S. for two decades. The majority of transgenic corn (Bt) also has been engineered to produce ...
Biotechnology
Feb 17, 2016
0
5
Cooperative Extension agents and researchers at the University of Delaware are taking a closer look at how brown marmorated stink bugs are causing damage to developing ears of sweet corn, the results of which could lead to ...
Ecology
Aug 26, 2015
0
6
Corn hybrids with improved tolerance to crowding stress, grown at higher plant populations than their predecessors, have been a driver of rising field corn yields in recent decades. Large differences in crowding stress tolerance ...
Biotechnology
Jul 13, 2015
0
10
When the time comes for Wisconsin's organic farmers to decide which crops to plant next year, they'll have a tasty new variety of sweet corn—with a particularly sweet name—among their choices.
Biotechnology
Dec 11, 2014
0
0
While grain yield is economically important in field corn production, there are other metrics more important in sweet corn grown for processing, said Marty Williams, a USDA-ARS ecologist and University of Illinois crop sciences ...
Ecology
Jan 29, 2014
0
0
Since 1996, corn containing a gene that allows it to create a protein that is toxic to certain insects, yet safe for human consumption, has been grown in the United States. However, most of this "Bt corn" has been used for ...
Ecology
Oct 7, 2013
0
0
Oregon State University researchers warn of an increased risk of damage to late-ripening crops this year after discovering record levels of the brown marmorated stink bug, a newly established invasive pest in Oregon.
Ecology
Aug 30, 2013
0
0
