论文部分内容阅读
冬季,在同一个坡向上,种在山谷或低洼地方的香蕉、菠萝、木瓜等往往被冻坏至死,而生长在岭坡上的却受害较轻,甚至不会受害。这是什么原因呢?这与大气温度垂直分布有关。一般情况下,气温是随高度增高而降低的,但在一定天气条件影响下,大气温度也
In winter, bananas, pineapples, papaya and the like planted in valleys or low-lying areas on the same slope tend to be chilled to death, while those who grow on slopes suffer less or even no harm. What is the reason? This is related to the vertical distribution of atmospheric temperature. Under normal circumstances, the temperature decreases with the height increases, but under certain weather conditions, the atmospheric temperature