Oct. 30, 2010: Zambia rust survey summary – Leaf rust predominates, traces of stem rust recorded

Wheat rust surveys were undertaken by staff from the ZARI Mount Makulu Research station during the period August to October 2010. The surveys covered the main wheat growing areas in Central Zambia. A total of 27 sites were surveyed using standard BGRI survey methodology. Leaf rust was the predominant rust recorded on the survey, being recorded at 11 widely dispersed sites. Stem rust was only record at 4 sites, all which only had low severity (1-20%) of disease. It should be noted that many of the commercial farmers in Zambia use extensive chemical control on their wheat fields.

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