Effect of Variety and Topping Period on Flue-cured Tobacco Brown Spot
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Abstract
The field experiments showed that the disease resistance of tobacco varieties to brown spot was different.Zhongyan90, Jingyehuang and Xujin4 had high resistance to tobacco brown spot, G140, NC89 and Honghuadajinyuan had lower resistance.The disease could be controlled by later topping in suitable date.
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