节瓜(Benincasa hispida Coga. var. chieh-qua How.)是冬瓜(Benincasa hispida Coga.)的变种,两种瓜在华南地区普遍种植。近年来枯萎病为害严重,一股发病率为20％～30％,严重的达50％～80％而成为毁灭性病害。对节瓜枯萎病,国内外文献尚未报道。对冬瓜枯萎病,已有文献记载,但未见到对其病原专化型鉴定研究及定名报告。1988～1991年作者对冬瓜和节瓜枯萎病的发生及其防治等进行了研究。本文仅报道冬瓜、节瓜枯萎病菌专化型鉴定结果。 Benincasa hispida Coga. Var. Chieh-qua How. Is a variant of Benincasa hispida Coga. Two melons are commonly planted in southern China. In recent years, fusarium wilt seriously, an incidence of 20% to 30%, severe up to 50% to 80% and become devastating diseases. Fusarium wilt, domestic and foreign literature has not been reported. Fusarium wilt, has been documented, but did not see the pathogen-specific identification of research and naming reports. From 1988 to 1991, the authors studied the occurrence and control of Wax gourd and Fusarium wilt. This article only reported melon, Fusarium oxysporum specialization-type identification results.