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通过盆栽和大田试验,证实多年栽培苎麻和先年种植凉薯的土壤,对番茄青枯病的发生有一定的抑制作用,这种抑制是由于土壤微生物作用的结果。
Through pot and field experiments, it was confirmed that ramie cultivated for many years and soil planted with sweet potatoes in the previous years had certain inhibitory effect on the occurrence of tomato bacterial wilt. The inhibition was due to the action of soil microorganisms.