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上海市郊区从1977年秋季开始应用塑料大棚(以下简称大棚)栽培蔬菜,现有大棚600多亩。本市大棚栽培的秋番茄和露地栽培的秋番茄一样,连年来遭到病毒病的严重危害。例如在1978年秋季全市125亩大棚秋番茄(约占当时大棚蔬菜栽培总面积的1/3)中,因病毒病严重全部拔去无收的大棚约占8
Shanghai suburbs from the autumn of 1977 the application of plastic sheds (hereinafter referred to as greenhouse) cultivation of vegetables, the existing greenhouse 600 mu. Autumn tomatoes cultivated in the city’s greenhouses, like autumn tomatoes cultivated in the open fields, have been seriously damaged by the virus disease in recent years. For example, in the autumn of 1978, the city’s 125 mu of greenhouse autumn tomato (about 1/3 of the total area of greenhouse vegetable cultivation at that time), about 8