Nov. 18, 2013: Eritrea Survey Summary – Stem rust predominates, but conditions favourable for all three rusts

Annual rust surveys, led by Asmelash Wolday of NARI,  during the period 3-15th October 2013 covered all the main wheat growing regions of Eritrea. A total of 69 sites were surveyed (see survey map – http://rusttracker.cimmyt.org/?page_id=1518). As in previous years, … Continue reading

Eritrea Yellow Rust Risk Map

These maps were created using all years of survey data (2009-2011). They illustrate hot-spots of disease severity. The following two approaches were taken to create the maps: Map 1. Geo-statistical Hot-spots:The Getis-Ord Gi* statistic was calculated on the survey data … Continue reading

Eritrea Pathotype Frequency Graph

This pathotype information tool, developed by the University of Aarhus Denmark, displays the frequency of Ug99 lineage pathotypes in analysed samples. Selection of any specific combination of country(s) or year(s) is possible. Any new data incorporated into the underlying database … Continue reading

Eritrea Stem Rust Risk Maps

These maps were created using all years of survey data (2009-2011). They illustrate hot-spots of disease severity. The following two approaches were taken to create the maps: Map 1. Geo-statistical Hot-spots:The Getis-Ord Gi* statistic was calculated on the survey data … Continue reading