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1 干尖发生的原因 1.1 土壤酸化 韭菜宜在中性土壤栽培,当大量施人化学酸性或生理酸性肥料后就会引起酸化为害。受害的主要症状是:韭叶生长缓慢、细弱、外叶枯黄。防治方法是:在施足有机肥的基础上,增施石灰调节土壤酸碱度。
1 dry tip causes 1.1 soil acidification Chives should be cultivated in neutral soil, when a large number of chemical or acidic acidic fertilizer will cause acidification damage. The main symptoms of victims are: slow growth of leek leaves, thin, yellowish outside. Prevention and control methods are: Shi Shi adequate organic fertilizer, based on the increase of lime to adjust soil pH.