Oats, pastures and other legumes – Are rotations offering breaks for root lesion nematodes or crown rot?

Publication Date

26-2-2018

Series Number

DAV00128

Publisher

Grains Research and Development Corporation

Abstract

  • Some pasture crops are effective for reducing root lesion nematode (RLN; P. neglectus and P. quasitereoides) populations in a season, but others can greatly increase RLN populations.
  • Oats are not a good break crop for reducing P. neglectus or crown rot levels in a paddock. However, for P. neglectus, oats are less susceptible than wheat and variety choice makes a difference. For crown rot, oats can increase inoculum levels similar to wheat.
  • Fusarium pseudograminearum caused average yield losses of 4% in oat varieties tested, which is four times lower than check wheat varieties Mace and Emu Rock which had an average yield loss of 17%.

Disciplines

Agronomy and Crop Sciences | Biosecurity

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