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山东曲阜县1953年的谷子,严重地发生了谷子线虫病。全县20万亩谷子,据统计减产2,000万斤,平均每亩较常年减产100斤。由于灾害的巨大,引起了党政领导上的重视,连年作了调查了解,以便采取适当措施,消灭这一灾害,兹将发病条件的调查结果简述如下:1.与气象的关系:对气象上的要求以雨水,温度关系为最大。尤其是在开花灌浆期多阴雨,就要造成大量的不稔。曲阜县的春谷,一般是在7月中下旬开花灌浆。1953年所以造
Millet in 1953 in Qufu County, Shandong Province, has seriously affected millet nematode. The county 200000 acres of millet, according to the statistics cut 20 million kilograms, the average per mu than the perennial cut 100 pounds. Due to the huge disaster, which aroused great attention on the part of party and government leaders, and made investigations and understandings year after year so that appropriate measures can be taken to eliminate the disaster. The results of the survey on incidence conditions are summarized as follows: 1. Relationship with Meteorology: On the requirements of the rain, the relationship between temperature maximum. Especially in the flowering filling more rain, it is necessary to cause a lot of nostalgia. Spring valley in Qufu County, generally in late July flowering grouting. 1953 so made