吊瓜,学名栝楼,又称瓜蒌,是多年生草质藤本植物,上一年吊瓜地上部分茎叶立冬前后即枯萎死亡,以地下块根越冬,翌年温度回升后,一般于4月底5月初从地下萌芽再生。贵州省绥阳县人工栽培的吊瓜1~5月对种植地光、热、水、肥等自然资源的利用率不到10%,6月对种植地自然资源的利用率不到40%,仅在7~9月为生长旺盛期;9月以后吊瓜不再开花结果,10月以后随着温度下降,吊瓜只把 Diaogua, scientific name Tuan floor, also known as melon, is a perennial grass liana, hanging on the ground the previous year stems and leaves before and after the winter withered dead, to the underground roots overwinter, the following year the temperature rise, usually at the end of April early May Sprout regeneration from the ground. The cultivated Diaogua from Suiyang County in Guizhou Province utilized less than 10% of the natural resources such as light, heat, water and fertilizer from January to May. The utilization rate of natural resources in the planting areas in June was less than 40% Only in July to September for the vigorous growth period; after September Diaogua no longer flowering results, with the temperature drop after October, Diaogua only