Survey updates – Southern Africa Mozambique: Wheat rust surveys were undertaken by IIAM, Mozambique and FAO in the key wheat growing areas of Manica and Tete provinces, Central Mozambique during the period 26th August – 1st September 2010. Wheat in … Continue reading
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Extensive wheat rust surveys were undertaken by staff from the Iranian Seed and Plant Improvement Institute (SPII) during the period April to July 2010. Coverage of most of the major wheat growing areas in Iran was achieved, with a total … Continue reading
Survey updates – East Africa Kenya: stem rust incidence and severity is very high in Kenya. Recent surveys (June 2010) by KARI,Njoro staff in the Narok region recorded stem rust in 80% of the 109 fields surveyed. Stem rust severity … Continue reading
Surveys were undertaken in Azerbaijan (May/June 2010 – 38 fields), Lebanon (May 2010 – 16 fields) and Uzbekistan (May 2010 – 56 fields). In each country, isolated occurrences of stem rust were detected in farmer’s fields. In Lebanon, occurrence of … Continue reading
Extensive wheat rust surveys were undertaken throughout the wheat growing regions of Iraq during April to June 2010. A total of 218 sites were surveyed using standard BGRI survey methodology. Conditions in 2010 were extremely suitable for rust development. Yellow … Continue reading
Following early indications of a major yellow rust outbreak and high susceptibility of meg-cultivar Cham-8, the Syrian Agricultural Research Programme in collaboration with ICARDA undertook a massive rust survey effort in 2010. A total of 546 fields were surveyed, covering … Continue reading
Extensive surveys were carried out by Dr Ramdani, the INRA cereal pathologist, during the second fortnight of April and the first week of May 2010. The surveys covered the major wheat growing areas and were conducted when the growth stage … Continue reading
Confirmed results from race analysis completed in the 2009/10 season are now available. The confirmed spread of Ug99 variants carrying combined Sr31 + Sr24 virulence in Africa continues, along with the continued predominance of these variants in Kenya. The absence … Continue reading
Wheat rust surveys were undertaken in May 2010 throughout the north-eastern wheat growing areas. A total of 103 wheat fields were surveyed using standard BGRI survey methodology. Forty-four percent of the fields surveyed were Durum Wheat, 30% Bread Wheat and … Continue reading
A stem rust sample collected from near Greytown, KwaZulu-Natal, South Africa in Nov. 2009 has been confirmed to be Ug99 lineage race PTKST. Samples from another site – Cedara, KwaZulu-Natal, collected in Dec. 2009 showed similar virulence profiles. The confirmed … Continue reading