目前沿海地区人民公社创办的化肥厂,在利用海盐卤水制造钾肥和钾镁肥枓方面已经取得了不少经验。但最近我们在一些单位送来的士制钾肥和钾镁肥料的标本中,经常发现有含氯化钠很高的产品。根据日本的肥效试验,在施用含氯化钠过多的钾把或钾镁肥料时,常常使土壤和作物遭受损害。我们对用 At present, the fertilizer plants run by the People’s Commune in the coastal areas have gained a lot of experience in the use of sea salt brine to make potash fertilizer and potash fertilizer. Recently, however, we have often found products containing high levels of sodium chloride in samples from some units of taxi-made potassium and magnesium-magnesium fertilizers. According to the fertilizer test in Japan, soil and crops are often damaged when applying potassium or magnesium and potassium fertilizers that contain too much sodium chloride. We use