我国露地黄瓜栽培面积近300万亩,目前的主栽品种是天津黄瓜研究所70年代育成的常规品种“津研四号”。该品种具有抗两种病害(霜霉病、白粉病)和品质优良的特点,因品质好而深受广大消费者欢迎,但产量不高,一般只有2000～3000公斤/亩。80年代以来,各地又选育了一批多种抗病、产量较高的组合,如津杂2号等,这些组合虽解决了产量问题,但因瓜条性状(多有黄线,俗称花脑门)不太符合消费者的习惯,难以被 China’s cucumber cultivation area of ​​nearly 300 acres, the current cultivated varieties of Tianjin Institute of Cucumber bred 70 years of the conventional varieties “Jin Yan No. 4.” The variety has anti-two kinds of diseases (downy mildew, powdery mildew) and high quality. Because of its good quality, it is well received by consumers, but the yield is not high, usually only 2000-3000 kg / mu. Since the 1980s, a number of various disease-resistant and high-yielding combinations have been bred around the country. For example, Zincs No. 2 and so on, although these combinations solve the problem of yield, Forehead) is not in line with the habits of consumers, it is difficult to be