生姜腐烂病，农民又叫“姜瘟”，是一种由细菌侵染引起的生姜病害。感病初期，靠近地面的茎基部发生黄褐色水渍状病斑，而后逐渐软化腐烂，流出白色汁液，留存的表皮有臭气。整个病茎变为暗紫色或黄褐色，姜株腐烂萎蔫。受害叶片由黄色变为褐色，边缘卷曲。病菌存在于土壤及生 Ginger rot disease, farmers also known as “ginger blast”, is a bacterial infection caused by ginger disease. In the early stages of susceptibility, a yellowish brownish-stain-like lesion occurs at the base of the stem near the ground, and then gradually softens and decay, leaving the white juice leaving the epidermis stinking. The entire diseased stem becomes dark purple or yellowish brown, and the ginger plants rot and wilting. Affected leaves from yellow to brown, curly edge. Germs exist in the soil and health