朗青(黄朗×全青)是一个为广州地区春播用的杂交一代黄瓜,在广州郊区经历多年(1975～1979)的生产鉴定及曾经历过长期阴雨天气的春季及干旱天气的春季的考验。它比广州郊区春播主产品种“二青”黄瓜为丰产,在商品品质及食用品质上亦达到 Longqing (Huanglang × Full Green) is a hybrid cucumber used for spring in Guangzhou. It has been tested in the suburb of Guangzhou for many years (1975 ~ 1979) and in the spring in spring and drought weather which has experienced long-term rainy weather . It is the main output of spring than sowing in Guangzhou suburbs of “two green” cucumber as a high yield, in the quality of goods and food quality also reached