Apr 9, 2014 ... Other consequences of the evolution of practical resistance by the western corn
rootworm has been the increased use of pyramided Bt hybrids, ...

Aug 29, 2013 ... “The fact that rotated corn is now showing susceptibility to rootworm damage,
even when planted to certain Bt hybrids, is evidence that crop ...

Jun 13, 2012 ... Roots were removed randomly from this field and from a nearby field that also
had been planted to a Bt hybrid expressing the Cry3Bb1 protein.

Apr 9, 2012 ... Ninety-five percent of the producers who participated in the regional 2012 Corn
and Soybean Classic meetings last January said they planted a ...

Nov 13, 2012 ... Syngenta has introduced a diverse line-up of 70 new corn hybrids for the 2013
planting season. Building on an already robust portfolio of ...

Apr 1, 2013 ... For mite problems on both soybeans and corn, Krupke says control options are ...
Second is to use a non-Bt hybrid along with a soil insecticide.

Jul 22, 2013 ... First found in Indiana in 2006, Western bean cutworms feed on corn, ... Some
Bacillus thuringiensis, or Bt, corn hybrids are very effective in ...

Apr 15, 2011 ... In the past, growers planting Bt corn hybrids have been required to plant a
separate structured refuge of non-insect-traited seed to protect the ...

Aug 19, 2009 ... According to a recent issue of Pioneer's Crop Insights, the company's current
strategy for improving drought tolerance of corn hybrids by ...

Apr 1, 2012 ... “Resistance to Bt corn is as real as glyphosate-resistant Palmer amaranth and ...
And there we some very susceptible hybrids planted in 2011.”.