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Diseases of Wheat

Wheat is the most important grain crop and a staple food for more than one-third of the world population. The major area of the wheat in Pakistan lies in Punjab followed by Sindh. However, the yield per hectare is slightly higher in Sindh as compared to Punjab. It ranks first as a cereal crop in the country being followed up by rice only in acreage and production. Wheat crop is subjected to several diseases, which are responsible for reducing its overall production to a great extent because wheat plants in all stages of growth and all-natural environments are subject to various mechanical, environmental, physiologic and biological stresses that interfere with their normal growth and development. Weather, toxicants, pollutants, insects, viruses, fungi, nematodes, bacteria and weeds are primary hazards to wheat production. The actual number of wheat diseases is unknown, nearly 200 have been reported. Over 100 infectious diseases caused by pathogens and with weeds are parasitic and tran