In this paper, two kind cultivars of cranberry, Stankawich and WSU108, were taken as test materials for pot culture experiments. Improvement methods of the soil conditions for the growth of cranberry were studied by adding different proportions of peat, sand in the garden soil and using sulfur to adjust the pH of cranberry cultivation substrates. And then, the effects of soil improvement on growth and mineral nutrition of cranberry were analyzied by comparing different treatments with the changes in soil pH...