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宁夏西瓜驰名全国,不仅能满足本区人民的生活需要,而且远销北京、上海、广州、陕西、四川、青海、香港等地。全区种植面积已从1983年的4万亩增加到1985年的10万亩,成为我区主要经济作物。随着种植面积的扩大,重茬瓜田增加,西瓜枯萎病的发生危害也愈趋严重,成为生产上的一大威胁。我们在1984～1985年的西瓜生产季节里,曾对陶乐、平罗、贺兰、中宁、灵武和银川六县市的23个生产队和5个国营农场中93块瓜田(面积1043亩)的西瓜枯萎病发生和危害情况作了初步调查,结果如下:
Ningxia watermelon well-known throughout the country, not only to meet the needs of the people of the region’s life, but also exported to Beijing, Shanghai, Guangzhou, Shaanxi, Sichuan, Qinghai, Hong Kong and other places. The planting area of the whole region has increased from 40,000 mu in 1983 to 100,000 mu in 1985, becoming the major cash crop in our region. With the expansion of the planting area, the increase of cropping cropland, the harms of watermelon wilt disease become more and more serious, becoming a major threat to the production. In the watermelon production season from 1984 to 1985, we conducted a survey of 23 production teams in six prefectures and cities of Tailed, Pingluo, Helan, Zhongning, Lingwu and Yinchuan and 93 melon fields (area 1043 Mu) watermelon Fusarium wilt disease and the occurrence of a preliminary investigation, the results are as follows: