Fig. 1
From: Herbal materials used as soil amendments alleviate root rot of Panax ginseng
The occurrence of root rot disease of Panax ginseng in response to MP, CS and CK treatments. Symptoms of panax ginseng root under different treatments (A). The numbers at the bottom indicate the disease grade of each ginseng. The frequency of disease grade in response to different treatments (B). The average disease grade and disease index of different treatments (C). *Disease index = ∑[(Xi × Si) / (Smax × N)] ×100%. Xi is the number of ginseng plants with disease; Si is the degree of disease; Smax is the highest degree of disease in the diseased ginseng plants; N is the total number of ginseng plants.
