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姜是镇平县候集镇的名土特产,品质佳,无筋香辣,在国内市场享有盛名,种植面积由50年代的3千亩发展到当今的4万余亩,平均单产3、4千公斤,高的达5千公斤以上。但自近年姜瘟流行,亩产下降到1500公斤左右。一般病田发病率30—40％。为了解决这一问题,1986—1990年,我们对姜瘟病的发病条件及防治措施进行了调查探讨。 发生情况 该镇姜田一般6月初发病,7月下旬至9月中旬为发病高峰。初发病先从母姜及抽生的假茎开始,然后再传至子姜,孙姜及其抽生
Ginger is the town of Zhenping County famous native products, good quality, non-spicy, spicy, renowned in the domestic market, the acreage from 3 acres in the 1950s to today’s more than 40,000 acres, the average yield of 3,4,000 Kg, high up to 5 thousand kilograms or more. However, since the epidemic of ginger blast in recent years, the output per mu has dropped to about 1,500 kg. The incidence of general disease 30-40%. In order to solve this problem, from 1986 to 1990, we investigated the conditions and control measures of the blast. The occurrence of the town Jiang Tian generally onset in early June, late July to mid September peak incidence. The first onset of the mother ginger and pumpkin from the beginning of the stem, and then spread to the ginger, ginger and their pumping