The Effects of spraying 0.134 mol/L KCI solution on the growth and nitrate accumulation of the Chinese cabbage were studied using the experiment of soil culture. The results showed that the nitrate content in the leaves decreased obviously after the spraying for 9, 12, 15 days after 35 days from germination or the spraying for 3, 6, 9, 12, 15 days after 50 days from germination, but the nitrate content in the petioles decreased only after the spraying for 15 days. The biomass of the edible parts was not been influenced after the continuous spraying for 0-15 days. The results also showed that t...