Studies on the nutrition of the rice plant with reference to the occurrence of the so-called Akagare disease. 2. Influence of the supply of organic acid and hydrogen sulphide to the soil upon the occurrence of the disease. Baba, I.; Takahashi, Y.; Iwata, I.; Et Al. Proc. Crop Sci. Soc. Japan, Japan, 23: 273 1955 https://eurekamag.com/research/013/845/013845364.php