我县是著名“德州西瓜”集中产地之一,种植历史悠久。过去由于沿用传统的栽培管理技术,不但西瓜产量低,而且成熟晚、品质差,经济效益低。为了尽快改变这种状况,从1981年起,我们从选择早熟丰产品种入手,通过改进栽培措施,总结出西瓜“五改”栽培法,推广应用后,使西瓜上市期提早了 My county is the famous “Texas watermelon” one of the concentrated origin, planting a long history. In the past due to the traditional cultivation and management techniques, not only low yields of watermelon, but also late maturity, poor quality and low economic benefits. In order to change this situation as soon as possible, starting from 1981, we start with the selection of precocious varieties, improve the cultivation measures, summed up the “five changes” cultivation method of watermelon, popularization and application, so that the watermelon market earlier