Investigations revealed that sooty moulds caused various damage to tropical fruit crops on Hainan Island, 9.8 Per cent yield loss was resulted from extremely severe disease.
在海南等地的调查、测定结果表明，煤烟病对热带果树有一定为害性。 在特别重病的情况下，芒果产量损失9．8％；
Citrus is one of the most important fruit tree crops and widely cultivated in the tropical and subtropical areas in the world.
柑桔是世界最重要的经济作物之一，在热带和亚热带地区广泛栽培。
Citrus is one of the most important fruit tree crops and widely cultivated in the tropical and subtropical areas in the world.
柑桔是世界最重要的经济作物之一，在热带和亚热带地区广泛栽培。
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