CROPS NEWS
Soybean Double Trouble
Emily Unglesbee DTN Staff Reporter
Wed May 14, 2014 09:15 AM CDT

LAWRENCE, Kan. (DTN) -- Soybean farmers have good reason to feel a little paranoid this spring. A new Iowa State study has found that soybean aphids are conspiring with soybean cyst nematodes (SCN) to weaken the effectiveness of some SCN-resistant soybean varieties.

"The take-home message for farmers is that when soybean aphids are feeding on soybeans that are resistant to SCN, it can lessen their resistance and therefore you could have greater than expected nematode reproduction and yield loss," said Iowa State plant pathologist Greg Tylka, one of the study's authors.

The study used a greenhouse experiment to monitor nematode ...

Quick View
  • The Trouble With Talc Planting can be dusty work, but a little housekeeping is in order to protect pollinators this spr...
  • Fescue Workaround Fescue can be a challenge, but Butch Foster said he and his dad, Bob, put 200 to 250 pounds on ca...
  • Ask the Taxman by Andy Biebl Readers pose tax questions on how to justify repairs, handle capital gains on a residence and com...
  • $3 Corn Subdues Bids March auctions show cash rent shocks could mount in 2016.
  • Sample With Precision Dan Davidson looks at how to measure the horsepower of your soil with the Solvita soil respiratio...
  • USDA Defines Actively Engaged Under the 2014 farm bill, family operations are exempted from proposed changes in actively engage...
  • New Paths Max payments forecast in areas of hardest-hit 2014 corn yields.
  • She's Got It All Alicia Mielke is a farm girl originally from Harrington, Wash., who continues to lend a hand to h...
  • Ask the Vet Would a bull with an undescended testicle or one that was a hard pull at birth be worthy of breed...
Related News Stories
The Art of Planting - 6
Crop Tech Corner
The Art of Planting - 2
The Bt Battle
U.S. Pest Invasion
The Cost of Insect Control