姜瘟病的发生及其防治姜瘟病又称姜腐烂病、青枯病、软腐病、根腐病、是姜的常见病害，全国各姜区均普遍发生，对生姜的高产造成了极大威胁。－、症状姜株感病后，以挨近地面假茎基部和地下茎的上半部先发病。根茎受害后则先出现水渍状、黄褐色病斑，其后内部逐渐变软腐烂... The occurrence of ginger blast and its control The ginger blast is also called ginger rot, bacterial wilt, soft rot and root rot. It is a common disease of ginger. It is common in all ginger areas of the country and poses a great threat to the high yield of ginger . -, Symptoms ginger susceptible to the ground to close to the base of the pseudostem and the first half of the underground stem onset. Rhizome first appeared after the water-like stains, brown spots, then gradually soften the internal decay ...