上海棉花产量与气候条件有着密切的关系。本文根据上海地区气候变化的规律,着重分析了梅雨、伏旱、秋雨等各种不利气候因素对棉花产量的影响程度,为认识和利用 Shanghai cotton production and climatic conditions are closely related. Based on the law of climate change in Shanghai, this paper focuses on the impact of various unfavorable climatic factors such as rainy season, summer drought and autumn rain on cotton yield.